+if ( document.defaultView && document.defaultView.getComputedStyle ) {
+ getComputedStyle = function( elem, newName, name ) {
+ var ret, defaultView, computedStyle;
+
+ name = name.replace( rupper, "-$1" ).toLowerCase();
+
+ if ( !(defaultView = elem.ownerDocument.defaultView) ) {
+ return undefined;
+ }
+
+ if ( (computedStyle = defaultView.getComputedStyle( elem, null )) ) {
+ ret = computedStyle.getPropertyValue( name );
+ if ( ret === "" && !jQuery.contains( elem.ownerDocument.documentElement, elem ) ) {
+ ret = jQuery.style( elem, name );
+ }
+ }
+
+ return ret;
+ };
+}
+
+if ( document.documentElement.currentStyle ) {
+ currentStyle = function( elem, name ) {
+ var left,
+ ret = elem.currentStyle && elem.currentStyle[ name ],
+ rsLeft = elem.runtimeStyle && elem.runtimeStyle[ name ],
+ style = elem.style;
+
+ // From the awesome hack by Dean Edwards
+ // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
+
+ // If we're not dealing with a regular pixel number
+ // but a number that has a weird ending, we need to convert it to pixels
+ if ( !rnumpx.test( ret ) && rnum.test( ret ) ) {
+ // Remember the original values
+ left = style.left;
+
+ // Put in the new values to get a computed value out
+ if ( rsLeft ) {