Reduce bytes and minor adjustments

diff --git a/src/support.js b/src/support.js
index c9f22079ba2cd8c2447d8da916fd455e4a2135dd..38cceff4b0d8ce30a8030e5f44345ad0f3d654af 100644 (file)
--- a/src/support.js
+++ b/src/support.js
@@ -255,29 +255,30 @@ jQuery.support = (function() {
        // Run fixed position tests at doc ready to avoid a crash
        // related to the invisible body in IE8
        jQuery(function() {
-               var outer, inner, table, td, offsetSupport,
+               var container, outer, inner, table, td, offsetSupport,
                        conMarginTop = 1,
                        ptlm = "position:absolute;top:0;left:0;width:1px;height:1px;margin:0;",
+                       vb = "visibility:hidden;border:0;",
                        style = "style='" + ptlm + "border:5px solid #000;padding:0;'",
                        html = "<div " + style + "><div></div></div>" +
                                                        "<table " + style + " cellpadding='0' cellspacing='0'>" +
-                                                       "<tbody><tr><td></td></tr></tbody></table>";
+                                                       "<tr><td></td></tr></table>";
 
                // Reconstruct a container
                body = document.getElementsByTagName("body")[0];
                container = document.createElement("div");
-               container.style.cssText = "width:0;height:0;border:0;visibility:hidden;position:static;top:0;marginTop:" + conMarginTop + "px";
+               container.style.cssText = vb + "width:0;height:0;position:static;top:0;marginTop:" + conMarginTop + "px";
                body.insertBefore( container, body.firstChild );
 
                // Construct a test element
                testElement = document.createElement("div");
-               testElement.style.cssText = ptlm + "border:0;visibility:hidden";
+               testElement.style.cssText = ptlm + vb;
 
                testElement.innerHTML = html;
                container.appendChild( testElement );
                outer = testElement.firstChild;
                inner = outer.firstChild;
-               td = outer.nextSibling.firstChild.firstChild.firstChild;
+               td = outer.nextSibling.firstChild.firstChild;
 
                offsetSupport = {
                        doesNotAddBorder: ( inner.offsetTop !== 5 ),
@@ -309,7 +310,7 @@ jQuery.support = (function() {
        testElementParent.removeChild( testElement );
 
        // Null connected elements to avoid leaks in IE
-       fragment = select = opt = body = marginDiv = div = input = null;
+       testElement = fragment = select = opt = body = marginDiv = div = input = null;
 
        return support;
 })();