Fix in SVG.Number for IE0.24

4 files changed, 26 insertions, 27 deletions

diff --git a/README.md b/README.md
index 8a4cb64..9deabc7 100644
--- a/README.md
+++ b/README.md
@@ -1221,11 +1221,6 @@ rake concat[-fx:-event:-group:-arrange:-mask:-pattern:-gradient:-nested:-sugar]
 ```
 
 
-## To-do
-- Instance module
-- Text on path module (write text along paths)
-
-
 ## Compatibility
 
 ### Desktop
diff --git a/dist/svg.js b/dist/svg.js
index 4707933..9fa35c8 100644
--- a/dist/svg.js
+++ b/dist/svg.js
@@ -1,4 +1,4 @@
-/* svg.js v0.23-1-ge4fb852 - svg regex default color number viewbox bbox rbox element container fx event defs group arrange mask clip pattern gradient use doc shape rect ellipse line poly path plotable image text nested sugar - svgjs.com/license */
+/* svg.js v0.23-2-g578c2bd - svg regex default color number viewbox bbox rbox element container fx event defs group arrange mask clip pattern gradient use doc shape rect ellipse line poly path plotable image text nested sugar - svgjs.com/license */
 ;(function() {
 
   this.SVG = function(element) {
@@ -261,16 +261,18 @@
       case 'string':
         var match = value.match(SVG.regex.unit)
   
-        /* make value numeric */
-        this.value = parseFloat(match[1])
-    
-        /* normalize percent value */
-        if (match[2] == '%')
-          this.value /= 100
-    
-        /* store unit */
-        this.unit = match[2]
-  
+        if (match) {
+          /* make value numeric */
+          this.value = parseFloat(match[1])
+      
+          /* normalize percent value */
+          if (match[2] == '%')
+            this.value /= 100
+      
+          /* store unit */
+          this.unit = match[2]
+        }
+        
       break
       default:
         if (value instanceof SVG.Number) {
diff --git a/dist/svg.min.js b/dist/svg.min.js
index 6df18c1..2075309 100644
--- a/dist/svg.min.js
+++ b/dist/svg.min.js
@@ -1 +1 @@
-!function(){if(this.SVG=function(t){return SVG.supported?new SVG.Doc(t):void 0},SVG.ns="http://www.w3.org/2000/svg",SVG.xlink="http://www.w3.org/1999/xlink",SVG.did=1e3,SVG.eid=function(t){return"Svgjs"+t.charAt(0).toUpperCase()+t.slice(1)+SVG.did++},SVG.create=function(t){var e=document.createElementNS(this.ns,t);return e.setAttribute("id",this.eid(t)),e},SVG.extend=function(){var t,e,i,n;for(t=[].slice.call(arguments),e=t.pop(),n=t.length-1;n>=0;n--)if(t[n])for(i in e)t[n].prototype[i]=e[i]},SVG.get=function(t){var e=document.getElementById(t);return e?e.instance:void 0},SVG.supported=function(){return!!document.createElementNS&&!!document.createElementNS(SVG.ns,"svg").createSVGRect}(),!SVG.supported)return!1;SVG.regex={test:function(t,e){return this[e].test(t)},unit:/^(-?[\d\.]+)([a-z%]{0,2})$/,hex:/^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i,rgb:/rgb\((\d+),(\d+),(\d+)\)/,isHex:/^#[a-f0-9]{3,6}$/i,isRgb:/^rgb\(/,isCss:/[^:]+:[^;]+;?/,isStyle:/^font|text|leading|cursor/,isBlank:/^(\s+)?$/,isNumber:/^-?[\d\.]+$/,isPercent:/^-?[\d\.]+%$/},SVG.defaults={matrix:"1,0,0,1,0,0",attrs:{"fill-opacity":1,"stroke-opacity":1,"stroke-width":0,"stroke-linejoin":"miter","stroke-linecap":"butt",fill:"#000",stroke:"#000",opacity:1,x:0,y:0,cx:0,cy:0,width:0,height:0,r:0,rx:0,ry:0,offset:0,"stop-opacity":1,"stop-color":"#000"},trans:function(){return{x:0,y:0,scaleX:1,scaleY:1,rotation:0,skewX:0,skewY:0,matrix:this.matrix,a:1,b:0,c:0,d:1,e:0,f:0}}},SVG.Color=function(t){var e;this.r=0,this.g=0,this.b=0,"string"==typeof t?SVG.regex.isRgb.test(t)?(e=SVG.regex.rgb.exec(t.replace(/\s/g,"")),this.r=parseInt(e[1]),this.g=parseInt(e[2]),this.b=parseInt(e[3])):SVG.regex.isHex.test(t)&&(e=SVG.regex.hex.exec(this._fullHex(t)),this.r=parseInt(e[1],16),this.g=parseInt(e[2],16),this.b=parseInt(e[3],16)):"object"==typeof t&&(this.r=t.r,this.g=t.g,this.b=t.b)},SVG.extend(SVG.Color,{toString:function(){return this.toHex()},toHex:function(){return"#"+this._compToHex(this.r)+this._compToHex(this.g)+this._compToHex(this.b)},toRgb:function(){return"rgb("+[this.r,this.g,this.b].join()+")"},brightness:function(){return.3*(this.r/255)+.59*(this.g/255)+.11*(this.b/255)},_fullHex:function(t){return 4==t.length?["#",t.substring(1,2),t.substring(1,2),t.substring(2,3),t.substring(2,3),t.substring(3,4),t.substring(3,4)].join(""):t},_compToHex:function(t){var e=t.toString(16);return 1==e.length?"0"+e:e}}),SVG.Color.test=function(t){return t+="",SVG.regex.isHex.test(t)||SVG.regex.isRgb.test(t)},SVG.Color.isRgb=function(t){return t&&"number"==typeof t.r},SVG.Number=function(t){switch(this.value=0,this.unit="",typeof t){case"number":this.value=t;break;case"string":var e=t.match(SVG.regex.unit);this.value=parseFloat(e[1]),"%"==e[2]&&(this.value/=100),this.unit=e[2];break;default:t instanceof SVG.Number&&(this.value=t.value,this.unit=t.unit)}},SVG.extend(SVG.Number,{toString:function(){return("%"==this.unit?~~(100*this.value):this.value)+this.unit},valueOf:function(){return this.value},to:function(t){return"string"==typeof t&&(this.unit=t),this},plus:function(t){return this.value=this+new SVG.Number(t),this},minus:function(t){return this.plus(-new SVG.Number(t))},times:function(t){return this.value=this*new SVG.Number(t),this},divide:function(t){return this.value=this/new SVG.Number(t),this}}),SVG.ViewBox=function(t){var e,i,n,r,s=t.bbox(),o=(t.attr("viewBox")||"").match(/-?[\d\.]+/g);this.x=s.x,this.y=s.y,this.width=t.node.offsetWidth||t.attr("width"),this.height=t.node.offsetHeight||t.attr("height"),o&&(e=parseFloat(o[0]),i=parseFloat(o[1]),n=parseFloat(o[2]),r=parseFloat(o[3]),this.zoom=this.width/this.height>n/r?this.height/r:this.width/n,this.x=e,this.y=i,this.width=n,this.height=r),this.zoom=this.zoom||1},SVG.extend(SVG.ViewBox,{toString:function(){return this.x+" "+this.y+" "+this.width+" "+this.height}}),SVG.BBox=function(t){var e;if(this.x=0,this.y=0,this.width=0,this.height=0,t){try{e=t.node.getBBox()}catch(i){e={x:t.node.clientLeft,y:t.node.clientTop,width:t.node.clientWidth,height:t.node.clientHeight}}this.x=e.x+t.trans.x,this.y=e.y+t.trans.y,this.width=e.width*t.trans.scaleX,this.height=e.height*t.trans.scaleY}this.cx=this.x+this.width/2,this.cy=this.y+this.height/2},SVG.extend(SVG.BBox,{merge:function(t){var e=new SVG.BBox;return e.x=Math.min(this.x,t.x),e.y=Math.min(this.y,t.y),e.width=Math.max(this.x+this.width,t.x+t.width)-e.x,e.height=Math.max(this.y+this.height,t.y+t.height)-e.y,e.cx=e.x+e.width/2,e.cy=e.y+e.height/2,e}}),SVG.RBox=function(t){var e,i,n={};if(this.x=0,this.y=0,this.width=0,this.height=0,t){for(e=t.doc().parent,i=t.doc().viewbox().zoom,n=t.node.getBoundingClientRect(),this.x=n.left,this.y=n.top,this.x-=e.offsetLeft,this.y-=e.offsetTop;e=e.offsetParent;)this.x-=e.offsetLeft,this.y-=e.offsetTop;for(e=t;e=e.parent;)"svg"==e.type&&e.viewbox&&(i*=e.viewbox().zoom,this.x-=e.x()||0,this.y-=e.y()||0)}this.x/=i,this.y/=i,this.width=n.width/=i,this.height=n.height/=i,this.cx=this.x+this.width/2,this.cy=this.y+this.height/2},SVG.Element=function(t){this._stroke=SVG.defaults.attrs.stroke,this.styles={},this.trans=SVG.defaults.trans(),(this.node=t)&&(this.type=t.nodeName,this.node.instance=this)},SVG.extend(SVG.Element,{x:function(t){return t&&(t=new SVG.Number(t),t.value/=this.trans.scaleX),this.attr("x",t)},y:function(t){return t&&(t=new SVG.Number(t),t.value/=this.trans.scaleY),this.attr("y",t)},cx:function(t){return null==t?this.bbox().cx:this.x(t-this.bbox().width/2)},cy:function(t){return null==t?this.bbox().cy:this.y(t-this.bbox().height/2)},move:function(t,e){return this.x(t).y(e)},center:function(t,e){return this.cx(t).cy(e)},size:function(t,e){return this.attr({width:new SVG.Number(t),height:new SVG.Number(e)})},clone:function(){var t,e,i=this.type;return t="rect"==i||"ellipse"==i?this.parent[i](0,0):"line"==i?this.parent[i](0,0,0,0):"image"==i?this.parent[i](this.src):"text"==i?this.parent[i](this.content):"path"==i?this.parent[i](this.attr("d")):"polyline"==i||"polygon"==i?this.parent[i](this.attr("points")):"g"==i?this.parent.group():this.parent[i](),e=this.attr(),delete e.id,t.attr(e),t.trans=this.trans,t.transform({})},remove:function(){return this.parent&&this.parent.removeElement(this),this},doc:function(t){return this._parent(t||SVG.Doc)},attr:function(t,e,i){if(null==t){for(t={},e=this.node.attributes,i=e.length-1;i>=0;i--)t[e[i].nodeName]=SVG.regex.test(e[i].nodeValue,"isNumber")?parseFloat(e[i].nodeValue):e[i].nodeValue;return t}if("object"==typeof t)for(e in t)this.attr(e,t[e]);else if(null===e)this.node.removeAttribute(t);else{if(null==e)return this._isStyle(t)?"text"==t?this.content:"leading"==t&&this.leading?this.leading():this.style(t):(e=this.node.getAttribute(t),null==e?SVG.defaults.attrs[t]:SVG.regex.test(e,"isNumber")?parseFloat(e):e);if("style"==t)return this.style(e);if("x"==t&&Array.isArray(this.lines))for(i=this.lines.length-1;i>=0;i--)this.lines[i].attr(t,e);"stroke-width"==t?this.attr("stroke",parseFloat(e)>0?this._stroke:null):"stroke"==t&&(this._stroke=e),(SVG.Color.test(e)||SVG.Color.isRgb(e))&&(e=new SVG.Color(e).toHex()),null!=i?this.node.setAttributeNS(i,t,e):this.node.setAttribute(t,e),this._isStyle(t)&&("text"==t?this.text(e):"leading"==t&&this.leading?this.leading(e):this.style(t,e),this.rebuild&&this.rebuild(t,e))}return this},transform:function(t,e){if(0==arguments.length)return this.trans;if("string"==typeof t){if(arguments.length<2)return this.trans[t];var i={};return i[t]=e,this.transform(i)}var i=[];t=this._parseMatrix(t);for(e in t)null!=t[e]&&(this.trans[e]=t[e]);return this.trans.matrix=this.trans.a+","+this.trans.b+","+this.trans.c+","+this.trans.d+","+this.trans.e+","+this.trans.f,t=this.trans,t.matrix!=SVG.defaults.matrix&&i.push("matrix("+t.matrix+")"),0!=t.rotation&&i.push("rotate("+t.rotation+","+(null==t.cx?this.bbox().cx:t.cx)+","+(null==t.cy?this.bbox().cy:t.cy)+")"),(1!=t.scaleX||1!=t.scaleY)&&i.push("scale("+t.scaleX+","+t.scaleY+")"),0!=t.skewX&&i.push("skewX("+t.skewX+")"),0!=t.skewY&&i.push("skewY("+t.skewY+")"),(0!=t.x||0!=t.y)&&i.push("translate("+t.x/t.scaleX+","+t.y/t.scaleY+")"),this._offset&&i.push("translate("+-this._offset.x+","+-this._offset.y+")"),0==i.length?this.node.removeAttribute("transform"):this.node.setAttribute("transform",i.join(" ")),this},style:function(t,e){if(0==arguments.length)return this.attr("style")||"";if(arguments.length<2)if("object"==typeof t)for(e in t)this.style(e,t[e]);else{if(!SVG.regex.isCss.test(t))return this.styles[t];t=t.split(";");for(var i=0;i<t.length;i++)e=t[i].split(":"),2==e.length&&this.style(e[0].replace(/\s+/g,""),e[1].replace(/^\s+/,"").replace(/\s+$/,""))}else null===e||SVG.regex.test(e,"isBlank")?delete this.styles[t]:this.styles[t]=e;t="";for(e in this.styles)t+=e+":"+this.styles[e]+";";return""==t?this.node.removeAttribute("style"):this.node.setAttribute("style",t),this},data:function(t,e,i){if(arguments.length<2)try{return JSON.parse(this.attr("data-"+t))}catch(n){return this.attr("data-"+t)}else this.attr("data-"+t,null===e?null:i===!0||"string"==typeof e||"number"==typeof e?e:JSON.stringify(e));return this},bbox:function(){return new SVG.BBox(this)},rbox:function(){return new SVG.RBox(this)},inside:function(t,e){var i=this.bbox();return t>i.x&&e>i.y&&t<i.x+i.width&&e<i.y+i.height},show:function(){return this.style("display","")},hide:function(){return this.style("display","none")},visible:function(){return"none"!=this.style("display")},toString:function(){return this.attr("id")},_parent:function(t){for(var e=this;null!=e&&!(e instanceof t);)e=e.parent;return e},_isStyle:function(t){return"string"==typeof t?SVG.regex.test(t,"isStyle"):!1},_parseMatrix:function(t){if(t.matrix){var e=t.matrix.replace(/\s/g,"").split(",");6==e.length&&(t.a=parseFloat(e[0]),t.b=parseFloat(e[1]),t.c=parseFloat(e[2]),t.d=parseFloat(e[3]),t.e=parseFloat(e[4]),t.f=parseFloat(e[5]))}return t}}),SVG.Container=function(t){this.constructor.call(this,t)},SVG.Container.prototype=new SVG.Element,SVG.extend(SVG.Container,{children:function(){return this._children||(this._children=[])},add:function(t,e){if(!this.has(t)){if(e=null==e?this.children().length:e,t.parent){var i=t.parent.children().indexOf(t);t.parent.children().splice(i,1)}this.children().splice(e,0,t),this.node.insertBefore(t.node,this.node.childNodes[e]||null),t.parent=this}return this._defs&&(this.node.removeChild(this._defs.node),this.node.appendChild(this._defs.node)),this},put:function(t,e){return this.add(t,e),t},has:function(t){return this.children().indexOf(t)>=0},get:function(t){return this.children()[t]},each:function(t,e){var i,n,r=this.children();for(i=0,n=r.length;n>i;i++)r[i]instanceof SVG.Element&&t.apply(r[i],[i,r]),e&&r[i]instanceof SVG.Container&&r[i].each(t,e);return this},removeElement:function(t){var e=this.children().indexOf(t);return this.children().splice(e,1),this.node.removeChild(t.node),t.parent=null,this},defs:function(){return this.doc().defs()},first:function(){return this.children()[0]instanceof SVG.Defs?this.children()[1]:this.children()[0]},last:function(){return this.children()[this.children().length-1]},viewbox:function(t){return 0==arguments.length?new SVG.ViewBox(this):(t=1==arguments.length?[t.x,t.y,t.width,t.height]:[].slice.call(arguments),this.attr("viewBox",t.join(" ")))},clear:function(){for(var t=this.children().length-1;t>=0;t--)this.removeElement(this.children()[t]);return this._defs&&this._defs.clear(),this}}),SVG.FX=function(t){this.target=t},SVG.extend(SVG.FX,{animate:function(t,e,i){var n,r,s,o,h=this.target,a=this;return"object"==typeof t&&(i=t.delay,e=t.ease,t=t.duration),t=null==t?1e3:t,e=e||"<>",a.to=function(t){var i;if(t=0>t?0:t>1?1:t,null==n){n=[];for(o in a.attrs)n.push(o)}if(null==r){r=[];for(o in a.trans)r.push(o)}if(null==s){s=[];for(o in a.styles)s.push(o)}for(t="<>"==e?-Math.cos(t*Math.PI)/2+.5:">"==e?Math.sin(t*Math.PI/2):"<"==e?-Math.cos(t*Math.PI/2)+1:"-"==e?t:"function"==typeof e?e(t):t,a._x?h.x(a._at(a._x,t)):a._cx&&h.cx(a._at(a._cx,t)),a._y?h.y(a._at(a._y,t)):a._cy&&h.cy(a._at(a._cy,t)),a._size&&h.size(a._at(a._size.width,t),a._at(a._size.height,t)),a._viewbox&&h.viewbox(a._at(a._viewbox.x,t),a._at(a._viewbox.y,t),a._at(a._viewbox.width,t),a._at(a._viewbox.height,t)),i=n.length-1;i>=0;i--)h.attr(n[i],a._at(a.attrs[n[i]],t));for(i=r.length-1;i>=0;i--)h.transform(r[i],a._at(a.trans[r[i]],t));for(i=s.length-1;i>=0;i--)h.style(s[i],a._at(a.styles[s[i]],t));a._during&&a._during.call(h,t,function(e,i){return a._at({from:e,to:i},t)})},"number"==typeof t&&(this.timeout=setTimeout(function(){var e=1e3/60,i=(new Date).getTime(),n=i+t;a.interval=setInterval(function(){var e=(new Date).getTime(),r=e>n?1:(e-i)/t;a.to(r),e>n&&(clearInterval(a.interval),a._after?a._after.apply(h,[a]):a.stop())},t>e?e:t)},i||0)),this},bbox:function(){return this.target.bbox()},attr:function(t,e){if("object"==typeof t)for(var i in t)this.attr(i,t[i]);else this.attrs[t]={from:this.target.attr(t),to:e};return this},transform:function(t,e){if(1==arguments.length){t=this.target._parseMatrix(t),delete t.matrix;for(e in t)this.trans[e]={from:this.target.trans[e],to:t[e]}}else{var i={};i[t]=e,this.transform(i)}return this},style:function(t,e){if("object"==typeof t)for(var i in t)this.style(i,t[i]);else this.styles[t]={from:this.target.style(t),to:e};return this},x:function(t){return this._x={from:this.target.x(),to:t},this},y:function(t){return this._y={from:this.target.y(),to:t},this},cx:function(t){return this._cx={from:this.target.cx(),to:t},this},cy:function(t){return this._cy={from:this.target.cy(),to:t},this},move:function(t,e){return this.x(t).y(e)},center:function(t,e){return this.cx(t).cy(e)},size:function(t,e){if(this.target instanceof SVG.Text)this.attr("font-size",t);else{var i=this.target.bbox();this._size={width:{from:i.width,to:t},height:{from:i.height,to:e}}}return this},viewbox:function(t,e,i,n){if(this.target instanceof SVG.Container){var r=this.target.viewbox();this._viewbox={x:{from:r.x,to:t},y:{from:r.y,to:e},width:{from:r.width,to:i},height:{from:r.height,to:n}}}return this},update:function(t){return this.target instanceof SVG.Stop&&(null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",new SVG.Number(t.offset))),this},during:function(t){return this._during=t,this},after:function(t){return this._after=t,this},stop:function(){return clearTimeout(this.timeout),clearInterval(this.interval),this.attrs={},this.trans={},this.styles={},delete this._x,delete this._y,delete this._cx,delete this._cy,delete this._size,delete this._after,delete this._during,delete this._viewbox,this},_at:function(t,e){return"number"==typeof t.from?t.from+(t.to-t.from)*e:SVG.regex.unit.test(t.to)?new SVG.Number(t.to).minus(new SVG.Number(t.from)).times(e).plus(new SVG.Number(t.from)):t.to&&(t.to.r||SVG.Color.test(t.to))?this._color(t,e):1>e?t.from:t.to},_color:function(t,e){var i,n;return e=0>e?0:e>1?1:e,i=new SVG.Color(t.from),n=new SVG.Color(t.to),new SVG.Color({r:~~(i.r+(n.r-i.r)*e),g:~~(i.g+(n.g-i.g)*e),b:~~(i.b+(n.b-i.b)*e)}).toHex()}}),SVG.extend(SVG.Element,{animate:function(t,e,i){return(this.fx||(this.fx=new SVG.FX(this))).stop().animate(t,e,i)},stop:function(){return this.fx&&this.fx.stop(),this}}),["click","dblclick","mousedown","mouseup","mouseover","mouseout","mousemove","mouseenter","mouseleave","touchstart","touchend","touchmove","touchcancel"].forEach(function(t){SVG.Element.prototype[t]=function(e){var i=this;return this.node["on"+t]="function"==typeof e?function(){return e.apply(i,arguments)}:null,this}}),SVG.on=function(t,e,i){t.addEventListener?t.addEventListener(e,i,!1):t.attachEvent("on"+e,i)},SVG.off=function(t,e,i){t.removeEventListener?t.removeEventListener(e,i,!1):t.detachEvent("on"+e,i)},SVG.extend(SVG.Element,{on:function(t,e){return SVG.on(this.node,t,e),this},off:function(t,e){return SVG.off(this.node,t,e),this}}),SVG.Defs=function(){this.constructor.call(this,SVG.create("defs"))},SVG.Defs.prototype=new SVG.Container,SVG.G=function(){this.constructor.call(this,SVG.create("g"))},SVG.G.prototype=new SVG.Container,SVG.extend(SVG.G,{x:function(t){return null==t?this.trans.x:this.transform("x",t)},y:function(t){return null==t?this.trans.y:this.transform("y",t)}}),SVG.extend(SVG.Container,{group:function(){return this.put(new SVG.G)}}),SVG.extend(SVG.Element,{siblings:function(){return this.parent.children()},position:function(){var t=this.siblings();return t.indexOf(this)},next:function(){return this.siblings()[this.position()+1]},previous:function(){return this.siblings()[this.position()-1]},forward:function(){var t=this.position();return this.parent.removeElement(this).put(this,t+1)},backward:function(){var t=this.position();return t>0&&this.parent.removeElement(this).add(this,t-1),this},front:function(){return this.parent.removeElement(this).put(this)},back:function(){return this.position()>1&&this.parent.removeElement(this).add(this,0),this},before:function(t){t.remove();var e=this.position();return this.parent.add(t,e),this},after:function(t){t.remove();var e=this.position();return this.parent.add(t,e+1),this}}),SVG.Mask=function(){this.constructor.call(this,SVG.create("mask")),this.targets=[]},SVG.Mask.prototype=new SVG.Container,SVG.extend(SVG.Mask,{remove:function(){for(var t=this.targets.length-1;t>=0;t--)this.targets[t]&&this.targets[t].unmask();return delete this.targets,this.parent.removeElement(this),this}}),SVG.extend(SVG.Element,{maskWith:function(t){return this.masker=t instanceof SVG.Mask?t:this.parent.mask().add(t),this.masker.targets.push(this),this.attr("mask","url(#"+this.masker.attr("id")+")")},unmask:function(){return delete this.masker,this.attr("mask",null)}}),SVG.extend(SVG.Container,{mask:function(){return this.defs().put(new SVG.Mask)}}),SVG.Clip=function(){this.constructor.call(this,SVG.create("clipPath")),this.targets=[]},SVG.Clip.prototype=new SVG.Container,SVG.extend(SVG.Clip,{remove:function(){for(var t=this.targets.length-1;t>=0;t--)this.targets[t]&&this.targets[t].unclip();return delete this.targets,this.parent.removeElement(this),this}}),SVG.extend(SVG.Element,{clipWith:function(t){return this.clipper=t instanceof SVG.Clip?t:this.parent.clip().add(t),this.clipper.targets.push(this),this.attr("clip-path","url(#"+this.clipper.attr("id")+")")},unclip:function(){return delete this.clipper,this.attr("clip-path",null)}}),SVG.extend(SVG.Container,{clip:function(){return this.defs().put(new SVG.Clip)}}),SVG.Pattern=function(){this.constructor.call(this,SVG.create("pattern"))},SVG.Pattern.prototype=new SVG.Container,SVG.extend(SVG.Pattern,{fill:function(){return"url(#"+this.attr("id")+")"},toString:function(){return this.fill()}}),SVG.extend(SVG.Defs,{pattern:function(t,e,i){var n=this.put(new SVG.Pattern);return i(n),n.attr({x:0,y:0,width:t,height:e,patternUnits:"userSpaceOnUse"})}}),SVG.extend(SVG.Container,{pattern:function(t,e,i){return this.defs().pattern(t,e,i)}}),SVG.Gradient=function(t){this.constructor.call(this,SVG.create(t+"Gradient")),this.type=t},SVG.Gradient.prototype=new SVG.Container,SVG.extend(SVG.Gradient,{from:function(t,e){return"radial"==this.type?this.attr({fx:new SVG.Number(t),fy:new SVG.Number(e)}):this.attr({x1:new SVG.Number(t),y1:new SVG.Number(e)})},to:function(t,e){return"radial"==this.type?this.attr({cx:new SVG.Number(t),cy:new SVG.Number(e)}):this.attr({x2:new SVG.Number(t),y2:new SVG.Number(e)})},radius:function(t){return"radial"==this.type?this.attr({r:new SVG.Number(t)}):this},at:function(t){return this.put(new SVG.Stop(t))},update:function(t){return this.clear(),t(this),this},fill:function(){return"url(#"+this.attr("id")+")"},toString:function(){return this.fill()}}),SVG.extend(SVG.Defs,{gradient:function(t,e){var i=this.put(new SVG.Gradient(t));return e(i),i}}),SVG.extend(SVG.Container,{gradient:function(t,e){return this.defs().gradient(t,e)}}),SVG.Stop=function(t){this.constructor.call(this,SVG.create("stop")),this.update(t)},SVG.Stop.prototype=new SVG.Element,SVG.extend(SVG.Stop,{update:function(t){return null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",new SVG.Number(t.offset)),this}}),SVG.Use=function(){this.constructor.call(this,SVG.create("use"))},SVG.Use.prototype=new SVG.Element,SVG.extend(SVG.Use,{element:function(t){return this.target=t,this.attr("xlink:href","#"+t,SVG.xlink)}}),SVG.extend(SVG.Container,{use:function(t){return this.put(new SVG.Use).element(t)}}),SVG.Doc=function(t){this.parent="string"==typeof t?document.getElementById(t):t,this.constructor.call(this,"svg"==this.parent.nodeName?this.parent:SVG.create("svg")),this.attr({xmlns:SVG.ns,version:"1.1",width:"100%",height:"100%"}).attr("xlink",SVG.xlink,SVG.ns),this._defs=new SVG.Defs,this.node.appendChild(this._defs.node),"svg"!=this.parent.nodeName&&this.stage()},SVG.Doc.prototype=new SVG.Container,SVG.extend(SVG.Doc,{stage:function(){var t,e=this,i=document.createElement("div");return i.style.cssText="position:relative;height:100%;",e.parent.appendChild(i),i.appendChild(e.node),t=function(){"complete"===document.readyState?(e.style("position:absolute;"),setTimeout(function(){e.style("position:relative;"),e.parent.removeChild(e.node.parentNode),e.node.parentNode.removeChild(e.node),e.parent.appendChild(e.node),e.fixSubPixelOffset(),SVG.on(window,"resize",function(){e.fixSubPixelOffset()})},5)):setTimeout(t,10)},t(),this},defs:function(){return this._defs},fixSubPixelOffset:function(){var t=this.node.getScreenCTM();this.style("left",-t.e%1+"px").style("top",-t.f%1+"px")}}),SVG.Shape=function(t){this.constructor.call(this,t)},SVG.Shape.prototype=new SVG.Element,SVG.Rect=function(){this.constructor.call(this,SVG.create("rect"))},SVG.Rect.prototype=new SVG.Shape,SVG.extend(SVG.Container,{rect:function(t,e){return this.put((new SVG.Rect).size(t,e))}}),SVG.Ellipse=function(){this.constructor.call(this,SVG.create("ellipse"))},SVG.Ellipse.prototype=new SVG.Shape,SVG.extend(SVG.Ellipse,{x:function(t){return null==t?this.cx()-this.attr("rx"):this.cx(t+this.attr("rx"))},y:function(t){return null==t?this.cy()-this.attr("ry"):this.cy(t+this.attr("ry"))},cx:function(t){return null==t?this.attr("cx"):this.attr("cx",new SVG.Number(t).divide(this.trans.scaleX))},cy:function(t){return null==t?this.attr("cy"):this.attr("cy",new SVG.Number(t).divide(this.trans.scaleY))},size:function(t,e){return this.attr({rx:new SVG.Number(t).divide(2),ry:new SVG.Number(e).divide(2)})}}),SVG.extend(SVG.Container,{circle:function(t){return this.ellipse(t,t)},ellipse:function(t,e){return this.put(new SVG.Ellipse).size(t,e).move(0,0)}}),SVG.Line=function(){this.constructor.call(this,SVG.create("line"))},SVG.Line.prototype=new SVG.Shape,SVG.extend(SVG.Line,{x:function(t){var e=this.bbox();return null==t?e.x:this.attr({x1:this.attr("x1")-e.x+t,x2:this.attr("x2")-e.x+t})},y:function(t){var e=this.bbox();return null==t?e.y:this.attr({y1:this.attr("y1")-e.y+t,y2:this.attr("y2")-e.y+t})},cx:function(t){var e=this.bbox().width/2;return null==t?this.x()+e:this.x(t-e)},cy:function(t){var e=this.bbox().height/2;return null==t?this.y()+e:this.y(t-e)},size:function(t,e){var i=this.bbox();return this.attr(this.attr("x1")<this.attr("x2")?"x2":"x1",i.x+t).attr(this.attr("y1")<this.attr("y2")?"y2":"y1",i.y+e)},plot:function(t,e,i,n){return this.attr({x1:t,y1:e,x2:i,y2:n})}}),SVG.extend(SVG.Container,{line:function(t,e,i,n){return this.put((new SVG.Line).plot(t,e,i,n))}}),SVG.Polyline=function(t){this.constructor.call(this,SVG.create("polyline")),this.unbiased=t},SVG.Polyline.prototype=new SVG.Shape,SVG.Polygon=function(t){this.constructor.call(this,SVG.create("polygon")),this.unbiased=t},SVG.Polygon.prototype=new SVG.Shape,SVG.extend(SVG.Polyline,SVG.Polygon,{_plot:function(t){if(Array.isArray(t)){var e,i,n=[];for(e=0,i=t.length;i>e;e++)n.push(t[e].join(","));t=n.length>0?n.join(" "):"0,0"}return this.attr("points",t||"0,0")}}),SVG.extend(SVG.Container,{polyline:function(t,e){return this.put(new SVG.Polyline(e)).plot(t)},polygon:function(t,e){return this.put(new SVG.Polygon(e)).plot(t)}}),SVG.Path=function(t){this.constructor.call(this,SVG.create("path")),this.unbiased=t},SVG.Path.prototype=new SVG.Shape,SVG.extend(SVG.Path,{_plot:function(t){return this.attr("d",t||"M0,0")}}),SVG.extend(SVG.Container,{path:function(t,e){return this.put(new SVG.Path(e)).plot(t)}}),SVG.extend(SVG.Polyline,SVG.Polygon,SVG.Path,{x:function(t){return null==t?this.bbox().x:this.transform("x",t)},y:function(t){return null==t?this.bbox().y:this.transform("y",t)},size:function(t,e){var i=t/this._offset.width;return this.transform({scaleX:i,scaleY:null!=e?e/this._offset.height:i})},plot:function(t){var e=this.trans.scaleX,i=this.trans.scaleY;return this._plot(t),this._offset=this.transform({scaleX:1,scaleY:1}).bbox(),this.unbiased?this._offset.x=this._offset.y=0:(this._offset.x-=this.trans.x,this._offset.y-=this.trans.y),this.transform({scaleX:e,scaleY:i})}}),SVG.Image=function(){this.constructor.call(this,SVG.create("image"))},SVG.Image.prototype=new SVG.Shape,SVG.extend(SVG.Image,{load:function(t){return t?this.attr("xlink:href",this.src=t,SVG.xlink):this}}),SVG.extend(SVG.Container,{image:function(t,e,i){return e=null!=e?e:100,this.put((new SVG.Image).load(t).size(e,null!=i?i:e))}});var t="size family weight stretch variant style".split(" ");SVG.Text=function(){this.constructor.call(this,SVG.create("text")),this.styles={"font-size":16,"font-family":"Helvetica, Arial, sans-serif","text-anchor":"start"},this._leading=1.2,this._base=.276666666},SVG.Text.prototype=new SVG.Shape,SVG.extend(SVG.Text,{x:function(t,e){return null==t?e?this.attr("x"):this.bbox().x:(e||(e=this.style("text-anchor"),t="start"==e?t:"end"==e?t+this.bbox().width:t+this.bbox().width/2),this.attr("x",t))},cx:function(t){return null==t?this.bbox().cx:this.x(t-this.bbox().width/2)},cy:function(t,e){return null==t?this.bbox().cy:this.y(e?t:t-this.bbox().height/2)},move:function(t,e,i){return this.x(t,i).y(e)},center:function(t,e,i){return this.cx(t,i).cy(e,i)},text:function(t){if(null==t)return this.content;this.clear(),this.content=SVG.regex.isBlank.test(t)?"text":t;var e,i,n=t.split("\n");for(e=0,i=n.length;i>e;e++)this.tspan(n[e]);return this.attr("textLength",1).attr("textLength",null)},tspan:function(t){var e=(new SVG.TSpan).text(t);return this.node.appendChild(e.node),this.lines.push(e),e.attr("style",this.style())},size:function(t){return this.attr("font-size",t)},leading:function(t){return null==t?this._leading:(this._leading=t,this.rebuild("leading",t))},rebuild:function(){var t,e,i=this.styles["font-size"];for(t=0,e=this.lines.length;e>t;t++)this.lines[t].attr({dy:i*this._leading-(0==t?i*this._base:0),x:this.attr("x")||0,style:this.style()});return this},clear:function(){for(;this.node.hasChildNodes();)this.node.removeChild(this.node.lastChild);return this.lines=[],this}}),SVG.extend(SVG.Container,{text:function(t){return this.put((new SVG.Text).text(t))}}),SVG.TSpan=function(){this.constructor.call(this,SVG.create("tspan"))},SVG.TSpan.prototype=new SVG.Shape,SVG.extend(SVG.TSpan,{text:function(t){return this.node.appendChild(document.createTextNode(t)),this}}),SVG.Nested=function(){this.constructor.call(this,SVG.create("svg")),this.style("overflow","visible")},SVG.Nested.prototype=new SVG.Container,SVG.extend(SVG.Container,{nested:function(){return this.put(new SVG.Nested)}}),SVG._stroke=["color","width","opacity","linecap","linejoin","miterlimit","dasharray","dashoffset"],SVG._fill=["color","opacity","rule"];var e=function(t,e){return"color"==e?t:t+"-"+e};["fill","stroke"].forEach(function(t){var i={};i[t]=function(i){if("string"==typeof i||SVG.Color.isRgb(i)||i&&"function"==typeof i.fill)this.attr(t,i);else for(index=SVG["_"+t].length-1;index>=0;index--)null!=i[SVG["_"+t][index]]&&this.attr(e(t,SVG["_"+t][index]),i[SVG["_"+t][index]]);return this},SVG.extend(SVG.Shape,SVG.FX,i)}),SVG.extend(SVG.Element,SVG.FX,{rotate:function(t,e,i){return this.transform({rotation:t||0,cx:e,cy:i})},skew:function(t,e){return this.transform({skewX:t||0,skewY:e||0})},scale:function(t,e){return this.transform({scaleX:t,scaleY:null==e?t:e})},translate:function(t,e){return this.transform({x:t,y:e})},matrix:function(t){return this.transform({matrix:t})},opacity:function(t){return this.attr("opacity",t)}}),SVG.Text&&SVG.extend(SVG.Text,SVG.FX,{font:function(e){for(var i in e)"anchor"==i?this.attr("text-anchor",e[i]):t.indexOf(i)>-1?this.attr("font-"+i,e[i]):this.attr(i,e[i]);return this}})}.call(this);
\ No newline at end of file
+!function(){if(this.SVG=function(t){return SVG.supported?new SVG.Doc(t):void 0},SVG.ns="http://www.w3.org/2000/svg",SVG.xlink="http://www.w3.org/1999/xlink",SVG.did=1e3,SVG.eid=function(t){return"Svgjs"+t.charAt(0).toUpperCase()+t.slice(1)+SVG.did++},SVG.create=function(t){var e=document.createElementNS(this.ns,t);return e.setAttribute("id",this.eid(t)),e},SVG.extend=function(){var t,e,i,n;for(t=[].slice.call(arguments),e=t.pop(),n=t.length-1;n>=0;n--)if(t[n])for(i in e)t[n].prototype[i]=e[i]},SVG.get=function(t){var e=document.getElementById(t);return e?e.instance:void 0},SVG.supported=function(){return!!document.createElementNS&&!!document.createElementNS(SVG.ns,"svg").createSVGRect}(),!SVG.supported)return!1;SVG.regex={test:function(t,e){return this[e].test(t)},unit:/^(-?[\d\.]+)([a-z%]{0,2})$/,hex:/^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i,rgb:/rgb\((\d+),(\d+),(\d+)\)/,isHex:/^#[a-f0-9]{3,6}$/i,isRgb:/^rgb\(/,isCss:/[^:]+:[^;]+;?/,isStyle:/^font|text|leading|cursor/,isBlank:/^(\s+)?$/,isNumber:/^-?[\d\.]+$/,isPercent:/^-?[\d\.]+%$/},SVG.defaults={matrix:"1,0,0,1,0,0",attrs:{"fill-opacity":1,"stroke-opacity":1,"stroke-width":0,"stroke-linejoin":"miter","stroke-linecap":"butt",fill:"#000",stroke:"#000",opacity:1,x:0,y:0,cx:0,cy:0,width:0,height:0,r:0,rx:0,ry:0,offset:0,"stop-opacity":1,"stop-color":"#000"},trans:function(){return{x:0,y:0,scaleX:1,scaleY:1,rotation:0,skewX:0,skewY:0,matrix:this.matrix,a:1,b:0,c:0,d:1,e:0,f:0}}},SVG.Color=function(t){var e;this.r=0,this.g=0,this.b=0,"string"==typeof t?SVG.regex.isRgb.test(t)?(e=SVG.regex.rgb.exec(t.replace(/\s/g,"")),this.r=parseInt(e[1]),this.g=parseInt(e[2]),this.b=parseInt(e[3])):SVG.regex.isHex.test(t)&&(e=SVG.regex.hex.exec(this._fullHex(t)),this.r=parseInt(e[1],16),this.g=parseInt(e[2],16),this.b=parseInt(e[3],16)):"object"==typeof t&&(this.r=t.r,this.g=t.g,this.b=t.b)},SVG.extend(SVG.Color,{toString:function(){return this.toHex()},toHex:function(){return"#"+this._compToHex(this.r)+this._compToHex(this.g)+this._compToHex(this.b)},toRgb:function(){return"rgb("+[this.r,this.g,this.b].join()+")"},brightness:function(){return.3*(this.r/255)+.59*(this.g/255)+.11*(this.b/255)},_fullHex:function(t){return 4==t.length?["#",t.substring(1,2),t.substring(1,2),t.substring(2,3),t.substring(2,3),t.substring(3,4),t.substring(3,4)].join(""):t},_compToHex:function(t){var e=t.toString(16);return 1==e.length?"0"+e:e}}),SVG.Color.test=function(t){return t+="",SVG.regex.isHex.test(t)||SVG.regex.isRgb.test(t)},SVG.Color.isRgb=function(t){return t&&"number"==typeof t.r},SVG.Number=function(t){switch(this.value=0,this.unit="",typeof t){case"number":this.value=t;break;case"string":var e=t.match(SVG.regex.unit);e&&(this.value=parseFloat(e[1]),"%"==e[2]&&(this.value/=100),this.unit=e[2]);break;default:t instanceof SVG.Number&&(this.value=t.value,this.unit=t.unit)}},SVG.extend(SVG.Number,{toString:function(){return("%"==this.unit?~~(100*this.value):this.value)+this.unit},valueOf:function(){return this.value},to:function(t){return"string"==typeof t&&(this.unit=t),this},plus:function(t){return this.value=this+new SVG.Number(t),this},minus:function(t){return this.plus(-new SVG.Number(t))},times:function(t){return this.value=this*new SVG.Number(t),this},divide:function(t){return this.value=this/new SVG.Number(t),this}}),SVG.ViewBox=function(t){var e,i,n,r,s=t.bbox(),o=(t.attr("viewBox")||"").match(/-?[\d\.]+/g);this.x=s.x,this.y=s.y,this.width=t.node.offsetWidth||t.attr("width"),this.height=t.node.offsetHeight||t.attr("height"),o&&(e=parseFloat(o[0]),i=parseFloat(o[1]),n=parseFloat(o[2]),r=parseFloat(o[3]),this.zoom=this.width/this.height>n/r?this.height/r:this.width/n,this.x=e,this.y=i,this.width=n,this.height=r),this.zoom=this.zoom||1},SVG.extend(SVG.ViewBox,{toString:function(){return this.x+" "+this.y+" "+this.width+" "+this.height}}),SVG.BBox=function(t){var e;if(this.x=0,this.y=0,this.width=0,this.height=0,t){try{e=t.node.getBBox()}catch(i){e={x:t.node.clientLeft,y:t.node.clientTop,width:t.node.clientWidth,height:t.node.clientHeight}}this.x=e.x+t.trans.x,this.y=e.y+t.trans.y,this.width=e.width*t.trans.scaleX,this.height=e.height*t.trans.scaleY}this.cx=this.x+this.width/2,this.cy=this.y+this.height/2},SVG.extend(SVG.BBox,{merge:function(t){var e=new SVG.BBox;return e.x=Math.min(this.x,t.x),e.y=Math.min(this.y,t.y),e.width=Math.max(this.x+this.width,t.x+t.width)-e.x,e.height=Math.max(this.y+this.height,t.y+t.height)-e.y,e.cx=e.x+e.width/2,e.cy=e.y+e.height/2,e}}),SVG.RBox=function(t){var e,i,n={};if(this.x=0,this.y=0,this.width=0,this.height=0,t){for(e=t.doc().parent,i=t.doc().viewbox().zoom,n=t.node.getBoundingClientRect(),this.x=n.left,this.y=n.top,this.x-=e.offsetLeft,this.y-=e.offsetTop;e=e.offsetParent;)this.x-=e.offsetLeft,this.y-=e.offsetTop;for(e=t;e=e.parent;)"svg"==e.type&&e.viewbox&&(i*=e.viewbox().zoom,this.x-=e.x()||0,this.y-=e.y()||0)}this.x/=i,this.y/=i,this.width=n.width/=i,this.height=n.height/=i,this.cx=this.x+this.width/2,this.cy=this.y+this.height/2},SVG.Element=function(t){this._stroke=SVG.defaults.attrs.stroke,this.styles={},this.trans=SVG.defaults.trans(),(this.node=t)&&(this.type=t.nodeName,this.node.instance=this)},SVG.extend(SVG.Element,{x:function(t){return t&&(t=new SVG.Number(t),t.value/=this.trans.scaleX),this.attr("x",t)},y:function(t){return t&&(t=new SVG.Number(t),t.value/=this.trans.scaleY),this.attr("y",t)},cx:function(t){return null==t?this.bbox().cx:this.x(t-this.bbox().width/2)},cy:function(t){return null==t?this.bbox().cy:this.y(t-this.bbox().height/2)},move:function(t,e){return this.x(t).y(e)},center:function(t,e){return this.cx(t).cy(e)},size:function(t,e){return this.attr({width:new SVG.Number(t),height:new SVG.Number(e)})},clone:function(){var t,e,i=this.type;return t="rect"==i||"ellipse"==i?this.parent[i](0,0):"line"==i?this.parent[i](0,0,0,0):"image"==i?this.parent[i](this.src):"text"==i?this.parent[i](this.content):"path"==i?this.parent[i](this.attr("d")):"polyline"==i||"polygon"==i?this.parent[i](this.attr("points")):"g"==i?this.parent.group():this.parent[i](),e=this.attr(),delete e.id,t.attr(e),t.trans=this.trans,t.transform({})},remove:function(){return this.parent&&this.parent.removeElement(this),this},doc:function(t){return this._parent(t||SVG.Doc)},attr:function(t,e,i){if(null==t){for(t={},e=this.node.attributes,i=e.length-1;i>=0;i--)t[e[i].nodeName]=SVG.regex.test(e[i].nodeValue,"isNumber")?parseFloat(e[i].nodeValue):e[i].nodeValue;return t}if("object"==typeof t)for(e in t)this.attr(e,t[e]);else if(null===e)this.node.removeAttribute(t);else{if(null==e)return this._isStyle(t)?"text"==t?this.content:"leading"==t&&this.leading?this.leading():this.style(t):(e=this.node.getAttribute(t),null==e?SVG.defaults.attrs[t]:SVG.regex.test(e,"isNumber")?parseFloat(e):e);if("style"==t)return this.style(e);if("x"==t&&Array.isArray(this.lines))for(i=this.lines.length-1;i>=0;i--)this.lines[i].attr(t,e);"stroke-width"==t?this.attr("stroke",parseFloat(e)>0?this._stroke:null):"stroke"==t&&(this._stroke=e),(SVG.Color.test(e)||SVG.Color.isRgb(e))&&(e=new SVG.Color(e).toHex()),null!=i?this.node.setAttributeNS(i,t,e):this.node.setAttribute(t,e),this._isStyle(t)&&("text"==t?this.text(e):"leading"==t&&this.leading?this.leading(e):this.style(t,e),this.rebuild&&this.rebuild(t,e))}return this},transform:function(t,e){if(0==arguments.length)return this.trans;if("string"==typeof t){if(arguments.length<2)return this.trans[t];var i={};return i[t]=e,this.transform(i)}var i=[];t=this._parseMatrix(t);for(e in t)null!=t[e]&&(this.trans[e]=t[e]);return this.trans.matrix=this.trans.a+","+this.trans.b+","+this.trans.c+","+this.trans.d+","+this.trans.e+","+this.trans.f,t=this.trans,t.matrix!=SVG.defaults.matrix&&i.push("matrix("+t.matrix+")"),0!=t.rotation&&i.push("rotate("+t.rotation+","+(null==t.cx?this.bbox().cx:t.cx)+","+(null==t.cy?this.bbox().cy:t.cy)+")"),(1!=t.scaleX||1!=t.scaleY)&&i.push("scale("+t.scaleX+","+t.scaleY+")"),0!=t.skewX&&i.push("skewX("+t.skewX+")"),0!=t.skewY&&i.push("skewY("+t.skewY+")"),(0!=t.x||0!=t.y)&&i.push("translate("+t.x/t.scaleX+","+t.y/t.scaleY+")"),this._offset&&i.push("translate("+-this._offset.x+","+-this._offset.y+")"),0==i.length?this.node.removeAttribute("transform"):this.node.setAttribute("transform",i.join(" ")),this},style:function(t,e){if(0==arguments.length)return this.attr("style")||"";if(arguments.length<2)if("object"==typeof t)for(e in t)this.style(e,t[e]);else{if(!SVG.regex.isCss.test(t))return this.styles[t];t=t.split(";");for(var i=0;i<t.length;i++)e=t[i].split(":"),2==e.length&&this.style(e[0].replace(/\s+/g,""),e[1].replace(/^\s+/,"").replace(/\s+$/,""))}else null===e||SVG.regex.test(e,"isBlank")?delete this.styles[t]:this.styles[t]=e;t="";for(e in this.styles)t+=e+":"+this.styles[e]+";";return""==t?this.node.removeAttribute("style"):this.node.setAttribute("style",t),this},data:function(t,e,i){if(arguments.length<2)try{return JSON.parse(this.attr("data-"+t))}catch(n){return this.attr("data-"+t)}else this.attr("data-"+t,null===e?null:i===!0||"string"==typeof e||"number"==typeof e?e:JSON.stringify(e));return this},bbox:function(){return new SVG.BBox(this)},rbox:function(){return new SVG.RBox(this)},inside:function(t,e){var i=this.bbox();return t>i.x&&e>i.y&&t<i.x+i.width&&e<i.y+i.height},show:function(){return this.style("display","")},hide:function(){return this.style("display","none")},visible:function(){return"none"!=this.style("display")},toString:function(){return this.attr("id")},_parent:function(t){for(var e=this;null!=e&&!(e instanceof t);)e=e.parent;return e},_isStyle:function(t){return"string"==typeof t?SVG.regex.test(t,"isStyle"):!1},_parseMatrix:function(t){if(t.matrix){var e=t.matrix.replace(/\s/g,"").split(",");6==e.length&&(t.a=parseFloat(e[0]),t.b=parseFloat(e[1]),t.c=parseFloat(e[2]),t.d=parseFloat(e[3]),t.e=parseFloat(e[4]),t.f=parseFloat(e[5]))}return t}}),SVG.Container=function(t){this.constructor.call(this,t)},SVG.Container.prototype=new SVG.Element,SVG.extend(SVG.Container,{children:function(){return this._children||(this._children=[])},add:function(t,e){if(!this.has(t)){if(e=null==e?this.children().length:e,t.parent){var i=t.parent.children().indexOf(t);t.parent.children().splice(i,1)}this.children().splice(e,0,t),this.node.insertBefore(t.node,this.node.childNodes[e]||null),t.parent=this}return this._defs&&(this.node.removeChild(this._defs.node),this.node.appendChild(this._defs.node)),this},put:function(t,e){return this.add(t,e),t},has:function(t){return this.children().indexOf(t)>=0},get:function(t){return this.children()[t]},each:function(t,e){var i,n,r=this.children();for(i=0,n=r.length;n>i;i++)r[i]instanceof SVG.Element&&t.apply(r[i],[i,r]),e&&r[i]instanceof SVG.Container&&r[i].each(t,e);return this},removeElement:function(t){var e=this.children().indexOf(t);return this.children().splice(e,1),this.node.removeChild(t.node),t.parent=null,this},defs:function(){return this.doc().defs()},first:function(){return this.children()[0]instanceof SVG.Defs?this.children()[1]:this.children()[0]},last:function(){return this.children()[this.children().length-1]},viewbox:function(t){return 0==arguments.length?new SVG.ViewBox(this):(t=1==arguments.length?[t.x,t.y,t.width,t.height]:[].slice.call(arguments),this.attr("viewBox",t.join(" ")))},clear:function(){for(var t=this.children().length-1;t>=0;t--)this.removeElement(this.children()[t]);return this._defs&&this._defs.clear(),this}}),SVG.FX=function(t){this.target=t},SVG.extend(SVG.FX,{animate:function(t,e,i){var n,r,s,o,h=this.target,a=this;return"object"==typeof t&&(i=t.delay,e=t.ease,t=t.duration),t=null==t?1e3:t,e=e||"<>",a.to=function(t){var i;if(t=0>t?0:t>1?1:t,null==n){n=[];for(o in a.attrs)n.push(o)}if(null==r){r=[];for(o in a.trans)r.push(o)}if(null==s){s=[];for(o in a.styles)s.push(o)}for(t="<>"==e?-Math.cos(t*Math.PI)/2+.5:">"==e?Math.sin(t*Math.PI/2):"<"==e?-Math.cos(t*Math.PI/2)+1:"-"==e?t:"function"==typeof e?e(t):t,a._x?h.x(a._at(a._x,t)):a._cx&&h.cx(a._at(a._cx,t)),a._y?h.y(a._at(a._y,t)):a._cy&&h.cy(a._at(a._cy,t)),a._size&&h.size(a._at(a._size.width,t),a._at(a._size.height,t)),a._viewbox&&h.viewbox(a._at(a._viewbox.x,t),a._at(a._viewbox.y,t),a._at(a._viewbox.width,t),a._at(a._viewbox.height,t)),i=n.length-1;i>=0;i--)h.attr(n[i],a._at(a.attrs[n[i]],t));for(i=r.length-1;i>=0;i--)h.transform(r[i],a._at(a.trans[r[i]],t));for(i=s.length-1;i>=0;i--)h.style(s[i],a._at(a.styles[s[i]],t));a._during&&a._during.call(h,t,function(e,i){return a._at({from:e,to:i},t)})},"number"==typeof t&&(this.timeout=setTimeout(function(){var e=1e3/60,i=(new Date).getTime(),n=i+t;a.interval=setInterval(function(){var e=(new Date).getTime(),r=e>n?1:(e-i)/t;a.to(r),e>n&&(clearInterval(a.interval),a._after?a._after.apply(h,[a]):a.stop())},t>e?e:t)},i||0)),this},bbox:function(){return this.target.bbox()},attr:function(t,e){if("object"==typeof t)for(var i in t)this.attr(i,t[i]);else this.attrs[t]={from:this.target.attr(t),to:e};return this},transform:function(t,e){if(1==arguments.length){t=this.target._parseMatrix(t),delete t.matrix;for(e in t)this.trans[e]={from:this.target.trans[e],to:t[e]}}else{var i={};i[t]=e,this.transform(i)}return this},style:function(t,e){if("object"==typeof t)for(var i in t)this.style(i,t[i]);else this.styles[t]={from:this.target.style(t),to:e};return this},x:function(t){return this._x={from:this.target.x(),to:t},this},y:function(t){return this._y={from:this.target.y(),to:t},this},cx:function(t){return this._cx={from:this.target.cx(),to:t},this},cy:function(t){return this._cy={from:this.target.cy(),to:t},this},move:function(t,e){return this.x(t).y(e)},center:function(t,e){return this.cx(t).cy(e)},size:function(t,e){if(this.target instanceof SVG.Text)this.attr("font-size",t);else{var i=this.target.bbox();this._size={width:{from:i.width,to:t},height:{from:i.height,to:e}}}return this},viewbox:function(t,e,i,n){if(this.target instanceof SVG.Container){var r=this.target.viewbox();this._viewbox={x:{from:r.x,to:t},y:{from:r.y,to:e},width:{from:r.width,to:i},height:{from:r.height,to:n}}}return this},update:function(t){return this.target instanceof SVG.Stop&&(null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",new SVG.Number(t.offset))),this},during:function(t){return this._during=t,this},after:function(t){return this._after=t,this},stop:function(){return clearTimeout(this.timeout),clearInterval(this.interval),this.attrs={},this.trans={},this.styles={},delete this._x,delete this._y,delete this._cx,delete this._cy,delete this._size,delete this._after,delete this._during,delete this._viewbox,this},_at:function(t,e){return"number"==typeof t.from?t.from+(t.to-t.from)*e:SVG.regex.unit.test(t.to)?new SVG.Number(t.to).minus(new SVG.Number(t.from)).times(e).plus(new SVG.Number(t.from)):t.to&&(t.to.r||SVG.Color.test(t.to))?this._color(t,e):1>e?t.from:t.to},_color:function(t,e){var i,n;return e=0>e?0:e>1?1:e,i=new SVG.Color(t.from),n=new SVG.Color(t.to),new SVG.Color({r:~~(i.r+(n.r-i.r)*e),g:~~(i.g+(n.g-i.g)*e),b:~~(i.b+(n.b-i.b)*e)}).toHex()}}),SVG.extend(SVG.Element,{animate:function(t,e,i){return(this.fx||(this.fx=new SVG.FX(this))).stop().animate(t,e,i)},stop:function(){return this.fx&&this.fx.stop(),this}}),["click","dblclick","mousedown","mouseup","mouseover","mouseout","mousemove","mouseenter","mouseleave","touchstart","touchend","touchmove","touchcancel"].forEach(function(t){SVG.Element.prototype[t]=function(e){var i=this;return this.node["on"+t]="function"==typeof e?function(){return e.apply(i,arguments)}:null,this}}),SVG.on=function(t,e,i){t.addEventListener?t.addEventListener(e,i,!1):t.attachEvent("on"+e,i)},SVG.off=function(t,e,i){t.removeEventListener?t.removeEventListener(e,i,!1):t.detachEvent("on"+e,i)},SVG.extend(SVG.Element,{on:function(t,e){return SVG.on(this.node,t,e),this},off:function(t,e){return SVG.off(this.node,t,e),this}}),SVG.Defs=function(){this.constructor.call(this,SVG.create("defs"))},SVG.Defs.prototype=new SVG.Container,SVG.G=function(){this.constructor.call(this,SVG.create("g"))},SVG.G.prototype=new SVG.Container,SVG.extend(SVG.G,{x:function(t){return null==t?this.trans.x:this.transform("x",t)},y:function(t){return null==t?this.trans.y:this.transform("y",t)}}),SVG.extend(SVG.Container,{group:function(){return this.put(new SVG.G)}}),SVG.extend(SVG.Element,{siblings:function(){return this.parent.children()},position:function(){var t=this.siblings();return t.indexOf(this)},next:function(){return this.siblings()[this.position()+1]},previous:function(){return this.siblings()[this.position()-1]},forward:function(){var t=this.position();return this.parent.removeElement(this).put(this,t+1)},backward:function(){var t=this.position();return t>0&&this.parent.removeElement(this).add(this,t-1),this},front:function(){return this.parent.removeElement(this).put(this)},back:function(){return this.position()>1&&this.parent.removeElement(this).add(this,0),this},before:function(t){t.remove();var e=this.position();return this.parent.add(t,e),this},after:function(t){t.remove();var e=this.position();return this.parent.add(t,e+1),this}}),SVG.Mask=function(){this.constructor.call(this,SVG.create("mask")),this.targets=[]},SVG.Mask.prototype=new SVG.Container,SVG.extend(SVG.Mask,{remove:function(){for(var t=this.targets.length-1;t>=0;t--)this.targets[t]&&this.targets[t].unmask();return delete this.targets,this.parent.removeElement(this),this}}),SVG.extend(SVG.Element,{maskWith:function(t){return this.masker=t instanceof SVG.Mask?t:this.parent.mask().add(t),this.masker.targets.push(this),this.attr("mask","url(#"+this.masker.attr("id")+")")},unmask:function(){return delete this.masker,this.attr("mask",null)}}),SVG.extend(SVG.Container,{mask:function(){return this.defs().put(new SVG.Mask)}}),SVG.Clip=function(){this.constructor.call(this,SVG.create("clipPath")),this.targets=[]},SVG.Clip.prototype=new SVG.Container,SVG.extend(SVG.Clip,{remove:function(){for(var t=this.targets.length-1;t>=0;t--)this.targets[t]&&this.targets[t].unclip();return delete this.targets,this.parent.removeElement(this),this}}),SVG.extend(SVG.Element,{clipWith:function(t){return this.clipper=t instanceof SVG.Clip?t:this.parent.clip().add(t),this.clipper.targets.push(this),this.attr("clip-path","url(#"+this.clipper.attr("id")+")")},unclip:function(){return delete this.clipper,this.attr("clip-path",null)}}),SVG.extend(SVG.Container,{clip:function(){return this.defs().put(new SVG.Clip)}}),SVG.Pattern=function(){this.constructor.call(this,SVG.create("pattern"))},SVG.Pattern.prototype=new SVG.Container,SVG.extend(SVG.Pattern,{fill:function(){return"url(#"+this.attr("id")+")"},toString:function(){return this.fill()}}),SVG.extend(SVG.Defs,{pattern:function(t,e,i){var n=this.put(new SVG.Pattern);return i(n),n.attr({x:0,y:0,width:t,height:e,patternUnits:"userSpaceOnUse"})}}),SVG.extend(SVG.Container,{pattern:function(t,e,i){return this.defs().pattern(t,e,i)}}),SVG.Gradient=function(t){this.constructor.call(this,SVG.create(t+"Gradient")),this.type=t},SVG.Gradient.prototype=new SVG.Container,SVG.extend(SVG.Gradient,{from:function(t,e){return"radial"==this.type?this.attr({fx:new SVG.Number(t),fy:new SVG.Number(e)}):this.attr({x1:new SVG.Number(t),y1:new SVG.Number(e)})},to:function(t,e){return"radial"==this.type?this.attr({cx:new SVG.Number(t),cy:new SVG.Number(e)}):this.attr({x2:new SVG.Number(t),y2:new SVG.Number(e)})},radius:function(t){return"radial"==this.type?this.attr({r:new SVG.Number(t)}):this},at:function(t){return this.put(new SVG.Stop(t))},update:function(t){return this.clear(),t(this),this},fill:function(){return"url(#"+this.attr("id")+")"},toString:function(){return this.fill()}}),SVG.extend(SVG.Defs,{gradient:function(t,e){var i=this.put(new SVG.Gradient(t));return e(i),i}}),SVG.extend(SVG.Container,{gradient:function(t,e){return this.defs().gradient(t,e)}}),SVG.Stop=function(t){this.constructor.call(this,SVG.create("stop")),this.update(t)},SVG.Stop.prototype=new SVG.Element,SVG.extend(SVG.Stop,{update:function(t){return null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",new SVG.Number(t.offset)),this}}),SVG.Use=function(){this.constructor.call(this,SVG.create("use"))},SVG.Use.prototype=new SVG.Element,SVG.extend(SVG.Use,{element:function(t){return this.target=t,this.attr("xlink:href","#"+t,SVG.xlink)}}),SVG.extend(SVG.Container,{use:function(t){return this.put(new SVG.Use).element(t)}}),SVG.Doc=function(t){this.parent="string"==typeof t?document.getElementById(t):t,this.constructor.call(this,"svg"==this.parent.nodeName?this.parent:SVG.create("svg")),this.attr({xmlns:SVG.ns,version:"1.1",width:"100%",height:"100%"}).attr("xlink",SVG.xlink,SVG.ns),this._defs=new SVG.Defs,this.node.appendChild(this._defs.node),"svg"!=this.parent.nodeName&&this.stage()},SVG.Doc.prototype=new SVG.Container,SVG.extend(SVG.Doc,{stage:function(){var t,e=this,i=document.createElement("div");return i.style.cssText="position:relative;height:100%;",e.parent.appendChild(i),i.appendChild(e.node),t=function(){"complete"===document.readyState?(e.style("position:absolute;"),setTimeout(function(){e.style("position:relative;"),e.parent.removeChild(e.node.parentNode),e.node.parentNode.removeChild(e.node),e.parent.appendChild(e.node),e.fixSubPixelOffset(),SVG.on(window,"resize",function(){e.fixSubPixelOffset()})},5)):setTimeout(t,10)},t(),this},defs:function(){return this._defs},fixSubPixelOffset:function(){var t=this.node.getScreenCTM();this.style("left",-t.e%1+"px").style("top",-t.f%1+"px")}}),SVG.Shape=function(t){this.constructor.call(this,t)},SVG.Shape.prototype=new SVG.Element,SVG.Rect=function(){this.constructor.call(this,SVG.create("rect"))},SVG.Rect.prototype=new SVG.Shape,SVG.extend(SVG.Container,{rect:function(t,e){return this.put((new SVG.Rect).size(t,e))}}),SVG.Ellipse=function(){this.constructor.call(this,SVG.create("ellipse"))},SVG.Ellipse.prototype=new SVG.Shape,SVG.extend(SVG.Ellipse,{x:function(t){return null==t?this.cx()-this.attr("rx"):this.cx(t+this.attr("rx"))},y:function(t){return null==t?this.cy()-this.attr("ry"):this.cy(t+this.attr("ry"))},cx:function(t){return null==t?this.attr("cx"):this.attr("cx",new SVG.Number(t).divide(this.trans.scaleX))},cy:function(t){return null==t?this.attr("cy"):this.attr("cy",new SVG.Number(t).divide(this.trans.scaleY))},size:function(t,e){return this.attr({rx:new SVG.Number(t).divide(2),ry:new SVG.Number(e).divide(2)})}}),SVG.extend(SVG.Container,{circle:function(t){return this.ellipse(t,t)},ellipse:function(t,e){return this.put(new SVG.Ellipse).size(t,e).move(0,0)}}),SVG.Line=function(){this.constructor.call(this,SVG.create("line"))},SVG.Line.prototype=new SVG.Shape,SVG.extend(SVG.Line,{x:function(t){var e=this.bbox();return null==t?e.x:this.attr({x1:this.attr("x1")-e.x+t,x2:this.attr("x2")-e.x+t})},y:function(t){var e=this.bbox();return null==t?e.y:this.attr({y1:this.attr("y1")-e.y+t,y2:this.attr("y2")-e.y+t})},cx:function(t){var e=this.bbox().width/2;return null==t?this.x()+e:this.x(t-e)},cy:function(t){var e=this.bbox().height/2;return null==t?this.y()+e:this.y(t-e)},size:function(t,e){var i=this.bbox();return this.attr(this.attr("x1")<this.attr("x2")?"x2":"x1",i.x+t).attr(this.attr("y1")<this.attr("y2")?"y2":"y1",i.y+e)},plot:function(t,e,i,n){return this.attr({x1:t,y1:e,x2:i,y2:n})}}),SVG.extend(SVG.Container,{line:function(t,e,i,n){return this.put((new SVG.Line).plot(t,e,i,n))}}),SVG.Polyline=function(t){this.constructor.call(this,SVG.create("polyline")),this.unbiased=t},SVG.Polyline.prototype=new SVG.Shape,SVG.Polygon=function(t){this.constructor.call(this,SVG.create("polygon")),this.unbiased=t},SVG.Polygon.prototype=new SVG.Shape,SVG.extend(SVG.Polyline,SVG.Polygon,{_plot:function(t){if(Array.isArray(t)){var e,i,n=[];for(e=0,i=t.length;i>e;e++)n.push(t[e].join(","));t=n.length>0?n.join(" "):"0,0"}return this.attr("points",t||"0,0")}}),SVG.extend(SVG.Container,{polyline:function(t,e){return this.put(new SVG.Polyline(e)).plot(t)},polygon:function(t,e){return this.put(new SVG.Polygon(e)).plot(t)}}),SVG.Path=function(t){this.constructor.call(this,SVG.create("path")),this.unbiased=t},SVG.Path.prototype=new SVG.Shape,SVG.extend(SVG.Path,{_plot:function(t){return this.attr("d",t||"M0,0")}}),SVG.extend(SVG.Container,{path:function(t,e){return this.put(new SVG.Path(e)).plot(t)}}),SVG.extend(SVG.Polyline,SVG.Polygon,SVG.Path,{x:function(t){return null==t?this.bbox().x:this.transform("x",t)},y:function(t){return null==t?this.bbox().y:this.transform("y",t)},size:function(t,e){var i=t/this._offset.width;return this.transform({scaleX:i,scaleY:null!=e?e/this._offset.height:i})},plot:function(t){var e=this.trans.scaleX,i=this.trans.scaleY;return this._plot(t),this._offset=this.transform({scaleX:1,scaleY:1}).bbox(),this.unbiased?this._offset.x=this._offset.y=0:(this._offset.x-=this.trans.x,this._offset.y-=this.trans.y),this.transform({scaleX:e,scaleY:i})}}),SVG.Image=function(){this.constructor.call(this,SVG.create("image"))},SVG.Image.prototype=new SVG.Shape,SVG.extend(SVG.Image,{load:function(t){return t?this.attr("xlink:href",this.src=t,SVG.xlink):this}}),SVG.extend(SVG.Container,{image:function(t,e,i){return e=null!=e?e:100,this.put((new SVG.Image).load(t).size(e,null!=i?i:e))}});var t="size family weight stretch variant style".split(" ");SVG.Text=function(){this.constructor.call(this,SVG.create("text")),this.styles={"font-size":16,"font-family":"Helvetica, Arial, sans-serif","text-anchor":"start"},this._leading=1.2,this._base=.276666666},SVG.Text.prototype=new SVG.Shape,SVG.extend(SVG.Text,{x:function(t,e){return null==t?e?this.attr("x"):this.bbox().x:(e||(e=this.style("text-anchor"),t="start"==e?t:"end"==e?t+this.bbox().width:t+this.bbox().width/2),this.attr("x",t))},cx:function(t){return null==t?this.bbox().cx:this.x(t-this.bbox().width/2)},cy:function(t,e){return null==t?this.bbox().cy:this.y(e?t:t-this.bbox().height/2)},move:function(t,e,i){return this.x(t,i).y(e)},center:function(t,e,i){return this.cx(t,i).cy(e,i)},text:function(t){if(null==t)return this.content;this.clear(),this.content=SVG.regex.isBlank.test(t)?"text":t;var e,i,n=t.split("\n");for(e=0,i=n.length;i>e;e++)this.tspan(n[e]);return this.attr("textLength",1).attr("textLength",null)},tspan:function(t){var e=(new SVG.TSpan).text(t);return this.node.appendChild(e.node),this.lines.push(e),e.attr("style",this.style())},size:function(t){return this.attr("font-size",t)},leading:function(t){return null==t?this._leading:(this._leading=t,this.rebuild("leading",t))},rebuild:function(){var t,e,i=this.styles["font-size"];for(t=0,e=this.lines.length;e>t;t++)this.lines[t].attr({dy:i*this._leading-(0==t?i*this._base:0),x:this.attr("x")||0,style:this.style()});return this},clear:function(){for(;this.node.hasChildNodes();)this.node.removeChild(this.node.lastChild);return this.lines=[],this}}),SVG.extend(SVG.Container,{text:function(t){return this.put((new SVG.Text).text(t))}}),SVG.TSpan=function(){this.constructor.call(this,SVG.create("tspan"))},SVG.TSpan.prototype=new SVG.Shape,SVG.extend(SVG.TSpan,{text:function(t){return this.node.appendChild(document.createTextNode(t)),this}}),SVG.Nested=function(){this.constructor.call(this,SVG.create("svg")),this.style("overflow","visible")},SVG.Nested.prototype=new SVG.Container,SVG.extend(SVG.Container,{nested:function(){return this.put(new SVG.Nested)}}),SVG._stroke=["color","width","opacity","linecap","linejoin","miterlimit","dasharray","dashoffset"],SVG._fill=["color","opacity","rule"];var e=function(t,e){return"color"==e?t:t+"-"+e};["fill","stroke"].forEach(function(t){var i={};i[t]=function(i){if("string"==typeof i||SVG.Color.isRgb(i)||i&&"function"==typeof i.fill)this.attr(t,i);else for(index=SVG["_"+t].length-1;index>=0;index--)null!=i[SVG["_"+t][index]]&&this.attr(e(t,SVG["_"+t][index]),i[SVG["_"+t][index]]);return this},SVG.extend(SVG.Shape,SVG.FX,i)}),SVG.extend(SVG.Element,SVG.FX,{rotate:function(t,e,i){return this.transform({rotation:t||0,cx:e,cy:i})},skew:function(t,e){return this.transform({skewX:t||0,skewY:e||0})},scale:function(t,e){return this.transform({scaleX:t,scaleY:null==e?t:e})},translate:function(t,e){return this.transform({x:t,y:e})},matrix:function(t){return this.transform({matrix:t})},opacity:function(t){return this.attr("opacity",t)}}),SVG.Text&&SVG.extend(SVG.Text,SVG.FX,{font:function(e){for(var i in e)"anchor"==i?this.attr("text-anchor",e[i]):t.indexOf(i)>-1?this.attr("font-"+i,e[i]):this.attr(i,e[i]);return this}})}.call(this);
\ No newline at end of file
diff --git a/src/number.js b/src/number.js
index 8cbf93a..8ca1422 100644
--- a/src/number.js
+++ b/src/number.js
@@ -13,16 +13,18 @@ SVG.Number = function(value) {
     case 'string':
       var match = value.match(SVG.regex.unit)
 
-      /* make value numeric */
-      this.value = parseFloat(match[1])
-  
-      /* normalize percent value */
-      if (match[2] == '%')
-        this.value /= 100
-  
-      /* store unit */
-      this.unit = match[2]
-
+      if (match) {
+        /* make value numeric */
+        this.value = parseFloat(match[1])
+    
+        /* normalize percent value */
+        if (match[2] == '%')
+          this.value /= 100
+    
+        /* store unit */
+        this.unit = match[2]
+      }
+      
     break
     default:
       if (value instanceof SVG.Number) {