trunk moved from /trunk/redmine to /trunk

git-svn-id: http://redmine.rubyforge.org/svn/trunk@67 e93f8b46-1217-0410-a6f0-8f06a7374b81

1 files changed, 854 insertions, 0 deletions

diff --git a/public/javascripts/effects.js b/public/javascripts/effects.js
new file mode 100644
index 000000000..414398ce4
--- /dev/null
+++ b/public/javascripts/effects.js
@@ -0,0 +1,854 @@
+// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
+// Contributors:
+//  Justin Palmer (http://encytemedia.com/)
+//  Mark Pilgrim (http://diveintomark.org/)
+//  Martin Bialasinki
+// 
+// See scriptaculous.js for full license.  
+
+/* ------------- element ext -------------- */  
+ 
+// converts rgb() and #xxx to #xxxxxx format,  
+// returns self (or first argument) if not convertable  
+String.prototype.parseColor = function() {  
+  var color = '#';  
+  if(this.slice(0,4) == 'rgb(') {  
+    var cols = this.slice(4,this.length-1).split(',');  
+    var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3);  
+  } else {  
+    if(this.slice(0,1) == '#') {  
+      if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();  
+      if(this.length==7) color = this.toLowerCase();  
+    }  
+  }  
+  return(color.length==7 ? color : (arguments[0] || this));  
+}  
+
+Element.collectTextNodesIgnoreClass = function(element, ignoreclass) {  
+  var children = $(element).childNodes;  
+  var text     = '';  
+  var classtest = new RegExp('^([^ ]+ )*' + ignoreclass+ '( [^ ]+)*$','i');  
+ 
+  for (var i = 0; i < children.length; i++) {  
+    if(children[i].nodeType==3) {  
+      text+=children[i].nodeValue;  
+    } else {  
+      if((!children[i].className.match(classtest)) && children[i].hasChildNodes())  
+        text += Element.collectTextNodesIgnoreClass(children[i], ignoreclass);  
+    }  
+  }  
+ 
+  return text;
+}
+
+Element.setStyle = function(element, style) {
+  element = $(element);
+  for(k in style) element.style[k.camelize()] = style[k];
+}
+
+Element.setContentZoom = function(element, percent) {  
+  Element.setStyle(element, {fontSize: (percent/100) + 'em'});   
+  if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);  
+}
+
+Element.getOpacity = function(element){  
+  var opacity;
+  if (opacity = Element.getStyle(element, 'opacity'))  
+    return parseFloat(opacity);  
+  if (opacity = (Element.getStyle(element, 'filter') || '').match(/alpha\(opacity=(.*)\)/))  
+    if(opacity[1]) return parseFloat(opacity[1]) / 100;  
+  return 1.0;  
+}
+
+Element.setOpacity = function(element, value){  
+  element= $(element);  
+  if (value == 1){
+    Element.setStyle(element, { opacity: 
+      (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 
+      0.999999 : null });
+    if(/MSIE/.test(navigator.userAgent))  
+      Element.setStyle(element, {filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')});  
+  } else {  
+    if(value < 0.00001) value = 0;  
+    Element.setStyle(element, {opacity: value});
+    if(/MSIE/.test(navigator.userAgent))  
+     Element.setStyle(element, 
+       { filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'') +
+                 'alpha(opacity='+value*100+')' });  
+  }   
+}  
+ 
+Element.getInlineOpacity = function(element){  
+  return $(element).style.opacity || '';
+}  
+
+Element.childrenWithClassName = function(element, className) {  
+  return $A($(element).getElementsByTagName('*')).select(
+    function(c) { return Element.hasClassName(c, className) });
+}
+
+Array.prototype.call = function() {
+  var args = arguments;
+  this.each(function(f){ f.apply(this, args) });
+}
+
+/*--------------------------------------------------------------------------*/
+
+var Effect = {
+  tagifyText: function(element) {
+    var tagifyStyle = 'position:relative';
+    if(/MSIE/.test(navigator.userAgent)) tagifyStyle += ';zoom:1';
+    element = $(element);
+    $A(element.childNodes).each( function(child) {
+      if(child.nodeType==3) {
+        child.nodeValue.toArray().each( function(character) {
+          element.insertBefore(
+            Builder.node('span',{style: tagifyStyle},
+              character == ' ' ? String.fromCharCode(160) : character), 
+              child);
+        });
+        Element.remove(child);
+      }
+    });
+  },
+  multiple: function(element, effect) {
+    var elements;
+    if(((typeof element == 'object') || 
+        (typeof element == 'function')) && 
+       (element.length))
+      elements = element;
+    else
+      elements = $(element).childNodes;
+      
+    var options = Object.extend({
+      speed: 0.1,
+      delay: 0.0
+    }, arguments[2] || {});
+    var masterDelay = options.delay;
+
+    $A(elements).each( function(element, index) {
+      new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
+    });
+  }
+};
+
+var Effect2 = Effect; // deprecated
+
+/* ------------- transitions ------------- */
+
+Effect.Transitions = {}
+
+Effect.Transitions.linear = function(pos) {
+  return pos;
+}
+Effect.Transitions.sinoidal = function(pos) {
+  return (-Math.cos(pos*Math.PI)/2) + 0.5;
+}
+Effect.Transitions.reverse  = function(pos) {
+  return 1-pos;
+}
+Effect.Transitions.flicker = function(pos) {
+  return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
+}
+Effect.Transitions.wobble = function(pos) {
+  return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
+}
+Effect.Transitions.pulse = function(pos) {
+  return (Math.floor(pos*10) % 2 == 0 ? 
+    (pos*10-Math.floor(pos*10)) : 1-(pos*10-Math.floor(pos*10)));
+}
+Effect.Transitions.none = function(pos) {
+  return 0;
+}
+Effect.Transitions.full = function(pos) {
+  return 1;
+}
+
+/* ------------- core effects ------------- */
+
+Effect.Queue = {
+  effects:  [],
+  _each: function(iterator) {
+    this.effects._each(iterator);
+  },
+  interval: null,
+  add: function(effect) {
+    var timestamp = new Date().getTime();
+    
+    switch(effect.options.queue) {
+      case 'front':
+        // move unstarted effects after this effect  
+        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
+            e.startOn  += effect.finishOn;
+            e.finishOn += effect.finishOn;
+          });
+        break;
+      case 'end':
+        // start effect after last queued effect has finished
+        timestamp = this.effects.pluck('finishOn').max() || timestamp;
+        break;
+    }
+    
+    effect.startOn  += timestamp;
+    effect.finishOn += timestamp;
+    this.effects.push(effect);
+    if(!this.interval) 
+      this.interval = setInterval(this.loop.bind(this), 40);
+  },
+  remove: function(effect) {
+    this.effects = this.effects.reject(function(e) { return e==effect });
+    if(this.effects.length == 0) {
+      clearInterval(this.interval);
+      this.interval = null;
+    }
+  },
+  loop: function() {
+    var timePos = new Date().getTime();
+    this.effects.invoke('loop', timePos);
+  }
+}
+Object.extend(Effect.Queue, Enumerable);
+
+Effect.Base = function() {};
+Effect.Base.prototype = {
+  position: null,
+  setOptions: function(options) {
+    this.options = Object.extend({
+      transition: Effect.Transitions.sinoidal,
+      duration:   1.0,   // seconds
+      fps:        25.0,  // max. 25fps due to Effect.Queue implementation
+      sync:       false, // true for combining
+      from:       0.0,
+      to:         1.0,
+      delay:      0.0,
+      queue:      'parallel'
+    }, options || {});
+  },
+  start: function(options) {
+    this.setOptions(options || {});
+    this.currentFrame = 0;
+    this.state        = 'idle';
+    this.startOn      = this.options.delay*1000;
+    this.finishOn     = this.startOn + (this.options.duration*1000);
+    this.event('beforeStart');
+    if(!this.options.sync) Effect.Queue.add(this);
+  },
+  loop: function(timePos) {
+    if(timePos >= this.startOn) {
+      if(timePos >= this.finishOn) {
+        this.render(1.0);
+        this.cancel();
+        this.event('beforeFinish');
+        if(this.finish) this.finish(); 
+        this.event('afterFinish');
+        return;  
+      }
+      var pos   = (timePos - this.startOn) / (this.finishOn - this.startOn);
+      var frame = Math.round(pos * this.options.fps * this.options.duration);
+      if(frame > this.currentFrame) {
+        this.render(pos);
+        this.currentFrame = frame;
+      }
+    }
+  },
+  render: function(pos) {
+    if(this.state == 'idle') {
+      this.state = 'running';
+      this.event('beforeSetup');
+      if(this.setup) this.setup();
+      this.event('afterSetup');
+    }
+    if(this.state == 'running') {
+      if(this.options.transition) pos = this.options.transition(pos);
+      pos *= (this.options.to-this.options.from);
+      pos += this.options.from;
+      this.position = pos;
+      this.event('beforeUpdate');
+      if(this.update) this.update(pos);
+      this.event('afterUpdate');
+    }
+  },
+  cancel: function() {
+    if(!this.options.sync) Effect.Queue.remove(this);
+    this.state = 'finished';
+  },
+  event: function(eventName) {
+    if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
+    if(this.options[eventName]) this.options[eventName](this);
+  },
+  inspect: function() {
+    return '#<Effect:' + $H(this).inspect() + ',options:' + $H(this.options).inspect() + '>';
+  }
+}
+
+Effect.Parallel = Class.create();
+Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), {
+  initialize: function(effects) {
+    this.effects = effects || [];
+    this.start(arguments[1]);
+  },
+  update: function(position) {
+    this.effects.invoke('render', position);
+  },
+  finish: function(position) {
+    this.effects.each( function(effect) {
+      effect.render(1.0);
+      effect.cancel();
+      effect.event('beforeFinish');
+      if(effect.finish) effect.finish(position);
+      effect.event('afterFinish');
+    });
+  }
+});
+
+Effect.Opacity = Class.create();
+Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
+  initialize: function(element) {
+    this.element = $(element);
+    // make this work on IE on elements without 'layout'
+    if(/MSIE/.test(navigator.userAgent) && (!this.element.hasLayout))
+      Element.setStyle(this.element, {zoom: 1});
+    var options = Object.extend({
+      from: Element.getOpacity(this.element) || 0.0,
+      to:   1.0
+    }, arguments[1] || {});
+    this.start(options);
+  },
+  update: function(position) {
+    Element.setOpacity(this.element, position);
+  }
+});
+
+Effect.MoveBy = Class.create();
+Object.extend(Object.extend(Effect.MoveBy.prototype, Effect.Base.prototype), {
+  initialize: function(element, toTop, toLeft) {
+    this.element      = $(element);
+    this.toTop        = toTop;
+    this.toLeft       = toLeft;
+    this.start(arguments[3]);
+  },
+  setup: function() {
+    // Bug in Opera: Opera returns the "real" position of a static element or
+    // relative element that does not have top/left explicitly set.
+    // ==> Always set top and left for position relative elements in your stylesheets 
+    // (to 0 if you do not need them) 
+    Element.makePositioned(this.element);
+    this.originalTop  = parseFloat(Element.getStyle(this.element,'top')  || '0');
+    this.originalLeft = parseFloat(Element.getStyle(this.element,'left') || '0');
+  },
+  update: function(position) {
+    Element.setStyle(this.element, {
+      top:  this.toTop  * position + this.originalTop + 'px',
+      left: this.toLeft * position + this.originalLeft + 'px'
+    });
+  }
+});
+
+Effect.Scale = Class.create();
+Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
+  initialize: function(element, percent) {
+    this.element = $(element)
+    var options = Object.extend({
+      scaleX: true,
+      scaleY: true,
+      scaleContent: true,
+      scaleFromCenter: false,
+      scaleMode: 'box',        // 'box' or 'contents' or {} with provided values
+      scaleFrom: 100.0,
+      scaleTo:   percent
+    }, arguments[2] || {});
+    this.start(options);
+  },
+  setup: function() {
+    this.restoreAfterFinish = this.options.restoreAfterFinish || false;
+    this.elementPositioning = Element.getStyle(this.element,'position');
+    
+    this.originalStyle = {};
+    ['top','left','width','height','fontSize'].each( function(k) {
+      this.originalStyle[k] = this.element.style[k];
+    }.bind(this));
+      
+    this.originalTop  = this.element.offsetTop;
+    this.originalLeft = this.element.offsetLeft;
+    
+    var fontSize = Element.getStyle(this.element,'font-size') || '100%';
+    ['em','px','%'].each( function(fontSizeType) {
+      if(fontSize.indexOf(fontSizeType)>0) {
+        this.fontSize     = parseFloat(fontSize);
+        this.fontSizeType = fontSizeType;
+      }
+    }.bind(this));
+    
+    this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
+    
+    this.dims = null;
+    if(this.options.scaleMode=='box')
+      this.dims = [this.element.offsetHeight, this.element.offsetWidth];
+    if(/^content/.test(this.options.scaleMode))
+      this.dims = [this.element.scrollHeight, this.element.scrollWidth];
+    if(!this.dims)
+      this.dims = [this.options.scaleMode.originalHeight,
+                   this.options.scaleMode.originalWidth];
+  },
+  update: function(position) {
+    var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
+    if(this.options.scaleContent && this.fontSize)
+      Element.setStyle(this.element, {fontSize: this.fontSize * currentScale + this.fontSizeType });
+    this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
+  },
+  finish: function(position) {
+    if (this.restoreAfterFinish) Element.setStyle(this.element, this.originalStyle);
+  },
+  setDimensions: function(height, width) {
+    var d = {};
+    if(this.options.scaleX) d.width = width + 'px';
+    if(this.options.scaleY) d.height = height + 'px';
+    if(this.options.scaleFromCenter) {
+      var topd  = (height - this.dims[0])/2;
+      var leftd = (width  - this.dims[1])/2;
+      if(this.elementPositioning == 'absolute') {
+        if(this.options.scaleY) d.top = this.originalTop-topd + 'px';
+        if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
+      } else {
+        if(this.options.scaleY) d.top = -topd + 'px';
+        if(this.options.scaleX) d.left = -leftd + 'px';
+      }
+    }
+    Element.setStyle(this.element, d);
+  }
+});
+
+Effect.Highlight = Class.create();
+Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
+  initialize: function(element) {
+    this.element = $(element);
+    var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {});
+    this.start(options);
+  },
+  setup: function() {
+    // Prevent executing on elements not in the layout flow
+    if(Element.getStyle(this.element, 'display')=='none') { this.cancel(); return; }
+    // Disable background image during the effect
+    this.oldStyle = {
+      backgroundImage: Element.getStyle(this.element, 'background-image') };
+    Element.setStyle(this.element, {backgroundImage: 'none'});
+    if(!this.options.endcolor)
+      this.options.endcolor = Element.getStyle(this.element, 'background-color').parseColor('#ffffff');
+    if(!this.options.restorecolor)
+      this.options.restorecolor = Element.getStyle(this.element, 'background-color');
+    // init color calculations
+    this._base  = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
+    this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
+  },
+  update: function(position) {
+    Element.setStyle(this.element,{backgroundColor: $R(0,2).inject('#',function(m,v,i){
+      return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) });
+  },
+  finish: function() {
+    Element.setStyle(this.element, Object.extend(this.oldStyle, {
+      backgroundColor: this.options.restorecolor
+    }));
+  }
+});
+
+Effect.ScrollTo = Class.create();
+Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), {
+  initialize: function(element) {
+    this.element = $(element);
+    this.start(arguments[1] || {});
+  },
+  setup: function() {
+    Position.prepare();
+    var offsets = Position.cumulativeOffset(this.element);
+    if(this.options.offset) offsets[1] += this.options.offset;
+    var max = window.innerHeight ? 
+      window.height - window.innerHeight :
+      document.body.scrollHeight - 
+        (document.documentElement.clientHeight ? 
+          document.documentElement.clientHeight : document.body.clientHeight);
+    this.scrollStart = Position.deltaY;
+    this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart;
+  },
+  update: function(position) {
+    Position.prepare();
+    window.scrollTo(Position.deltaX, 
+      this.scrollStart + (position*this.delta));
+  }
+});
+
+/* ------------- combination effects ------------- */
+
+Effect.Fade = function(element) {
+  var oldOpacity = Element.getInlineOpacity(element);
+  var options = Object.extend({
+  from: Element.getOpacity(element) || 1.0,
+  to:   0.0,
+  afterFinishInternal: function(effect) { with(Element) { 
+    if(effect.options.to!=0) return;
+    hide(effect.element);
+    setStyle(effect.element, {opacity: oldOpacity}); }}
+  }, arguments[1] || {});
+  return new Effect.Opacity(element,options);
+}
+
+Effect.Appear = function(element) {
+  var options = Object.extend({
+  from: (Element.getStyle(element, 'display') == 'none' ? 0.0 : Element.getOpacity(element) || 0.0),
+  to:   1.0,
+  beforeSetup: function(effect) { with(Element) {
+    setOpacity(effect.element, effect.options.from);
+    show(effect.element); }}
+  }, arguments[1] || {});
+  return new Effect.Opacity(element,options);
+}
+
+Effect.Puff = function(element) {
+  element = $(element);
+  var oldStyle = { opacity: Element.getInlineOpacity(element), position: Element.getStyle(element, 'position') };
+  return new Effect.Parallel(
+   [ new Effect.Scale(element, 200, 
+      { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), 
+     new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], 
+     Object.extend({ duration: 1.0, 
+      beforeSetupInternal: function(effect) { with(Element) {
+        setStyle(effect.effects[0].element, {position: 'absolute'}); }},
+      afterFinishInternal: function(effect) { with(Element) {
+         hide(effect.effects[0].element);
+         setStyle(effect.effects[0].element, oldStyle); }}
+     }, arguments[1] || {})
+   );
+}
+
+Effect.BlindUp = function(element) {
+  element = $(element);
+  Element.makeClipping(element);
+  return new Effect.Scale(element, 0, 
+    Object.extend({ scaleContent: false, 
+      scaleX: false, 
+      restoreAfterFinish: true,
+      afterFinishInternal: function(effect) { with(Element) {
+        [hide, undoClipping].call(effect.element); }} 
+    }, arguments[1] || {})
+  );
+}
+
+Effect.BlindDown = function(element) {
+  element = $(element);
+  var oldHeight = Element.getStyle(element, 'height');
+  var elementDimensions = Element.getDimensions(element);
+  return new Effect.Scale(element, 100, 
+    Object.extend({ scaleContent: false, 
+      scaleX: false,
+      scaleFrom: 0,
+      scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
+      restoreAfterFinish: true,
+      afterSetup: function(effect) { with(Element) {
+        makeClipping(effect.element);
+        setStyle(effect.element, {height: '0px'});
+        show(effect.element); 
+      }},  
+      afterFinishInternal: function(effect) { with(Element) {
+        undoClipping(effect.element);
+        setStyle(effect.element, {height: oldHeight});
+      }}
+    }, arguments[1] || {})
+  );
+}
+
+Effect.SwitchOff = function(element) {
+  element = $(element);
+  var oldOpacity = Element.getInlineOpacity(element);
+  return new Effect.Appear(element, { 
+    duration: 0.4,
+    from: 0,
+    transition: Effect.Transitions.flicker,
+    afterFinishInternal: function(effect) {
+      new Effect.Scale(effect.element, 1, { 
+        duration: 0.3, scaleFromCenter: true,
+        scaleX: false, scaleContent: false, restoreAfterFinish: true,
+        beforeSetup: function(effect) { with(Element) {
+          [makePositioned,makeClipping].call(effect.element);
+        }},
+        afterFinishInternal: function(effect) { with(Element) {
+          [hide,undoClipping,undoPositioned].call(effect.element);
+          setStyle(effect.element, {opacity: oldOpacity});
+        }}
+      })
+    }
+  });
+}
+
+Effect.DropOut = function(element) {
+  element = $(element);
+  var oldStyle = {
+    top: Element.getStyle(element, 'top'),
+    left: Element.getStyle(element, 'left'),
+    opacity: Element.getInlineOpacity(element) };
+  return new Effect.Parallel(
+    [ new Effect.MoveBy(element, 100, 0, { sync: true }), 
+      new Effect.Opacity(element, { sync: true, to: 0.0 }) ],
+    Object.extend(
+      { duration: 0.5,
+        beforeSetup: function(effect) { with(Element) {
+          makePositioned(effect.effects[0].element); }},
+        afterFinishInternal: function(effect) { with(Element) {
+          [hide, undoPositioned].call(effect.effects[0].element);
+          setStyle(effect.effects[0].element, oldStyle); }} 
+      }, arguments[1] || {}));
+}
+
+Effect.Shake = function(element) {
+  element = $(element);
+  var oldStyle = {
+    top: Element.getStyle(element, 'top'),
+    left: Element.getStyle(element, 'left') };
+  return new Effect.MoveBy(element, 0, 20, 
+    { duration: 0.05, afterFinishInternal: function(effect) {
+  new Effect.MoveBy(effect.element, 0, -40, 
+    { duration: 0.1, afterFinishInternal: function(effect) {
+  new Effect.MoveBy(effect.element, 0, 40, 
+    { duration: 0.1, afterFinishInternal: function(effect) {
+  new Effect.MoveBy(effect.element, 0, -40, 
+    { duration: 0.1, afterFinishInternal: function(effect) {
+  new Effect.MoveBy(effect.element, 0, 40, 
+    { duration: 0.1, afterFinishInternal: function(effect) {
+  new Effect.MoveBy(effect.element, 0, -20, 
+    { duration: 0.05, afterFinishInternal: function(effect) { with(Element) {
+        undoPositioned(effect.element);
+        setStyle(effect.element, oldStyle);
+  }}}) }}) }}) }}) }}) }});
+}
+
+Effect.SlideDown = function(element) {
+  element = $(element);
+  Element.cleanWhitespace(element);
+  // SlideDown need to have the content of the element wrapped in a container element with fixed height!
+  var oldInnerBottom = Element.getStyle(element.firstChild, 'bottom');
+  var elementDimensions = Element.getDimensions(element);
+  return new Effect.Scale(element, 100, Object.extend({ 
+    scaleContent: false, 
+    scaleX: false, 
+    scaleFrom: 0,
+    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
+    restoreAfterFinish: true,
+    afterSetup: function(effect) { with(Element) {
+      makePositioned(effect.element);
+      makePositioned(effect.element.firstChild);
+      if(window.opera) setStyle(effect.element, {top: ''});
+      makeClipping(effect.element);
+      setStyle(effect.element, {height: '0px'});
+      show(element); }},
+    afterUpdateInternal: function(effect) { with(Element) {
+      setStyle(effect.element.firstChild, {bottom:
+        (effect.dims[0] - effect.element.clientHeight) + 'px' }); }},
+    afterFinishInternal: function(effect) { with(Element) {
+      undoClipping(effect.element); 
+      undoPositioned(effect.element.firstChild);
+      undoPositioned(effect.element);
+      setStyle(effect.element.firstChild, {bottom: oldInnerBottom}); }}
+    }, arguments[1] || {})
+  );
+}
+  
+Effect.SlideUp = function(element) {
+  element = $(element);
+  Element.cleanWhitespace(element);
+  var oldInnerBottom = Element.getStyle(element.firstChild, 'bottom');
+  return new Effect.Scale(element, 0, 
+   Object.extend({ scaleContent: false, 
+    scaleX: false, 
+    scaleMode: 'box',
+    scaleFrom: 100,
+    restoreAfterFinish: true,
+    beforeStartInternal: function(effect) { with(Element) {
+      makePositioned(effect.element);
+      makePositioned(effect.element.firstChild);
+      if(window.opera) setStyle(effect.element, {top: ''});
+      makeClipping(effect.element);
+      show(element); }},  
+    afterUpdateInternal: function(effect) { with(Element) {
+      setStyle(effect.element.firstChild, {bottom:
+        (effect.dims[0] - effect.element.clientHeight) + 'px' }); }},
+    afterFinishInternal: function(effect) { with(Element) {
+        [hide, undoClipping].call(effect.element); 
+        undoPositioned(effect.element.firstChild);
+        undoPositioned(effect.element);
+        setStyle(effect.element.firstChild, {bottom: oldInnerBottom}); }}
+   }, arguments[1] || {})
+  );
+}
+
+// Bug in opera makes the TD containing this element expand for a instance after finish 
+Effect.Squish = function(element) {
+  return new Effect.Scale(element, window.opera ? 1 : 0, 
+    { restoreAfterFinish: true,
+      beforeSetup: function(effect) { with(Element) {
+        makeClipping(effect.element); }},  
+      afterFinishInternal: function(effect) { with(Element) {
+        hide(effect.element); 
+        undoClipping(effect.element); }}
+  });
+}
+
+Effect.Grow = function(element) {
+  element = $(element);
+  var options = Object.extend({
+    direction: 'center',
+    moveTransistion: Effect.Transitions.sinoidal,
+    scaleTransition: Effect.Transitions.sinoidal,
+    opacityTransition: Effect.Transitions.full
+  }, arguments[1] || {});
+  var oldStyle = {
+    top: element.style.top,
+    left: element.style.left,
+    height: element.style.height,
+    width: element.style.width,
+    opacity: Element.getInlineOpacity(element) };
+
+  var dims = Element.getDimensions(element);    
+  var initialMoveX, initialMoveY;
+  var moveX, moveY;
+  
+  switch (options.direction) {
+    case 'top-left':
+      initialMoveX = initialMoveY = moveX = moveY = 0; 
+      break;
+    case 'top-right':
+      initialMoveX = dims.width;
+      initialMoveY = moveY = 0;
+      moveX = -dims.width;
+      break;
+    case 'bottom-left':
+      initialMoveX = moveX = 0;
+      initialMoveY = dims.height;
+      moveY = -dims.height;
+      break;
+    case 'bottom-right':
+      initialMoveX = dims.width;
+      initialMoveY = dims.height;
+      moveX = -dims.width;
+      moveY = -dims.height;
+      break;
+    case 'center':
+      initialMoveX = dims.width / 2;
+      initialMoveY = dims.height / 2;
+      moveX = -dims.width / 2;
+      moveY = -dims.height / 2;
+      break;
+  }
+  
+  return new Effect.MoveBy(element, initialMoveY, initialMoveX, { 
+    duration: 0.01, 
+    beforeSetup: function(effect) { with(Element) {
+      hide(effect.element);
+      makeClipping(effect.element);
+      makePositioned(effect.element);
+    }},
+    afterFinishInternal: function(effect) {
+      new Effect.Parallel(
+        [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }),
+          new Effect.MoveBy(effect.element, moveY, moveX, { sync: true, transition: options.moveTransition }),
+          new Effect.Scale(effect.element, 100, {
+            scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, 
+            sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true})
+        ], Object.extend({
+             beforeSetup: function(effect) { with(Element) {
+               setStyle(effect.effects[0].element, {height: '0px'});
+               show(effect.effects[0].element); }},
+             afterFinishInternal: function(effect) { with(Element) {
+               [undoClipping, undoPositioned].call(effect.effects[0].element); 
+               setStyle(effect.effects[0].element, oldStyle); }}
+           }, options)
+      )
+    }
+  });
+}
+
+Effect.Shrink = function(element) {
+  element = $(element);
+  var options = Object.extend({
+    direction: 'center',
+    moveTransistion: Effect.Transitions.sinoidal,
+    scaleTransition: Effect.Transitions.sinoidal,
+    opacityTransition: Effect.Transitions.none
+  }, arguments[1] || {});
+  var oldStyle = {
+    top: element.style.top,
+    left: element.style.left,
+    height: element.style.height,
+    width: element.style.width,
+    opacity: Element.getInlineOpacity(element) };
+
+  var dims = Element.getDimensions(element);
+  var moveX, moveY;
+  
+  switch (options.direction) {
+    case 'top-left':
+      moveX = moveY = 0;
+      break;
+    case 'top-right':
+      moveX = dims.width;
+      moveY = 0;
+      break;
+    case 'bottom-left':
+      moveX = 0;
+      moveY = dims.height;
+      break;
+    case 'bottom-right':
+      moveX = dims.width;
+      moveY = dims.height;
+      break;
+    case 'center':  
+      moveX = dims.width / 2;
+      moveY = dims.height / 2;
+      break;
+  }
+  
+  return new Effect.Parallel(
+    [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
+      new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
+      new Effect.MoveBy(element, moveY, moveX, { sync: true, transition: options.moveTransition })
+    ], Object.extend({            
+         beforeStartInternal: function(effect) { with(Element) {
+           [makePositioned, makeClipping].call(effect.effects[0].element) }},
+         afterFinishInternal: function(effect) { with(Element) {
+           [hide, undoClipping, undoPositioned].call(effect.effects[0].element);
+           setStyle(effect.effects[0].element, oldStyle); }}
+       }, options)
+  );
+}
+
+Effect.Pulsate = function(element) {
+  element = $(element);
+  var options    = arguments[1] || {};
+  var oldOpacity = Element.getInlineOpacity(element);
+  var transition = options.transition || Effect.Transitions.sinoidal;
+  var reverser   = function(pos){ return transition(1-Effect.Transitions.pulse(pos)) };
+  reverser.bind(transition);
+  return new Effect.Opacity(element, 
+    Object.extend(Object.extend({  duration: 3.0, from: 0,
+      afterFinishInternal: function(effect) { Element.setStyle(effect.element, {opacity: oldOpacity}); }
+    }, options), {transition: reverser}));
+}
+
+Effect.Fold = function(element) {
+  element = $(element);
+  var oldStyle = {
+    top: element.style.top,
+    left: element.style.left,
+    width: element.style.width,
+    height: element.style.height };
+  Element.makeClipping(element);
+  return new Effect.Scale(element, 5, Object.extend({   
+    scaleContent: false,
+    scaleX: false,
+    afterFinishInternal: function(effect) {
+    new Effect.Scale(element, 1, { 
+      scaleContent: false, 
+      scaleY: false,
+      afterFinishInternal: function(effect) { with(Element) {
+        [hide, undoClipping].call(effect.element); 
+        setStyle(effect.element, oldStyle);
+      }} });
+  }}, arguments[1] || {}));
+}