X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Feffects.js;h=c73fd929e6af74ac4b3f2c007d1d6b90bcd03818;hb=0d2e4796dc97d3f9d6b5c1977e883b3ddf2f53d9;hp=b73aa724740c3296bb39f3f38209728d786299e9;hpb=6ab402dced3339d24ad007ecf3a6c3f5af3e7610;p=jquery.git

diff --git a/src/effects.js b/src/effects.js
index b73aa72..c73fd92 100644
--- a/src/effects.js
+++ b/src/effects.js
@@ -2,7 +2,7 @@
 
 var elemdisplay = {},
 	rfxtypes = /^(?:toggle|show|hide)$/,
-	rfxnum = /^([+\-]=)?([\d+.\-]+)(.*)$/,
+	rfxnum = /^([+\-]=)?([\d+.\-]+)([a-z%]*)$/i,
 	timerId,
 	fxAttrs = [
 		// height animations
@@ -27,15 +27,15 @@ jQuery.fn.extend({
 
 				// Reset the inline display of this element to learn if it is
 				// being hidden by cascaded rules or not
-				if ( !jQuery.data(elem, "olddisplay") && display === "none" ) {
-					elem.style.display = "";
+				if ( !jQuery._data(elem, "olddisplay") && display === "none" ) {
+					display = elem.style.display = "";
 				}
 
 				// Set elements which have been overridden with display: none
 				// in a stylesheet to whatever the default browser style is
 				// for such an element
 				if ( display === "" && jQuery.css( elem, "display" ) === "none" ) {
-					jQuery.data(elem, "olddisplay", defaultDisplay(elem.nodeName));
+					jQuery._data(elem, "olddisplay", defaultDisplay(elem.nodeName));
 				}
 			}
 
@@ -46,7 +46,7 @@ jQuery.fn.extend({
 				display = elem.style.display;
 
 				if ( display === "" || display === "none" ) {
-					elem.style.display = jQuery.data(elem, "olddisplay") || "";
+					elem.style.display = jQuery._data(elem, "olddisplay") || "";
 				}
 			}
 
@@ -62,8 +62,8 @@ jQuery.fn.extend({
 			for ( var i = 0, j = this.length; i < j; i++ ) {
 				var display = jQuery.css( this[i], "display" );
 
-				if ( display !== "none" ) {
-					jQuery.data( this[i], "olddisplay", display );
+				if ( display !== "none" && !jQuery._data( this[i], "olddisplay" ) ) {
+					jQuery._data( this[i], "olddisplay", display );
 				}
 			}
 
@@ -112,7 +112,7 @@ jQuery.fn.extend({
 		}
 
 		return this[ optall.queue === false ? "each" : "queue" ](function() {
-			// XXX ‘this’ does not always have a nodeName when running the
+			// XXX 'this' does not always have a nodeName when running the
 			// test suite
 
 			var opt = jQuery.extend({}, optall), p,
@@ -337,11 +337,14 @@ jQuery.fx.prototype = {
 		}
 
 		var r = parseFloat( jQuery.css( this.elem, this.prop ) );
-		return r && r > -10000 ? r : 0;
+		return r || 0;
 	},
 
 	// Start an animation from one number to another
 	custom: function( from, to, unit ) {
+		var self = this,
+			fx = jQuery.fx;
+
 		this.startTime = jQuery.now();
 		this.start = from;
 		this.end = to;
@@ -349,7 +352,6 @@ jQuery.fx.prototype = {
 		this.now = this.start;
 		this.pos = this.state = 0;
 
-		var self = this, fx = jQuery.fx;
 		function t( gotoEnd ) {
 			return self.step(gotoEnd);
 		}
@@ -406,7 +408,9 @@ jQuery.fx.prototype = {
 			if ( done ) {
 				// Reset the overflow
 				if ( this.options.overflow != null && !jQuery.support.shrinkWrapBlocks ) {
-					var elem = this.elem, options = this.options;
+					var elem = this.elem,
+						options = this.options;
+
 					jQuery.each( [ "", "X", "Y" ], function (index, value) {
 						elem.style[ "overflow" + value ] = options.overflow[index];
 					} );
@@ -501,17 +505,38 @@ if ( jQuery.expr && jQuery.expr.filters ) {
 }
 
 function defaultDisplay( nodeName ) {
+	var stylesheets = document.styleSheets,
+			disabled = [],
+			elem, display;
+
 	if ( !elemdisplay[ nodeName ] ) {
-		var elem = jQuery("<" + nodeName + ">").appendTo("body"),
-			display = elem.css("display");
 
+		// #8099 - If the end-dev has globally changed a default
+		// display, we can temporarily disable their styles to check
+		// for the correct default value
+		jQuery.each( stylesheets, function( idx, obj ) { 
+			disabled[ idx ] = obj.disabled;
+			obj.disabled = true;
+		}); 
+		
+		// Create a temp element and check it's default display
+		elem = jQuery("<" + nodeName + ">").appendTo("body"),
+		display = elem.css("display");
+		
+		// Remove temp element
 		elem.remove();
 
 		if ( display === "none" || display === "" ) {
 			display = "block";
 		}
-
+		
+		// Store the correct default display
 		elemdisplay[ nodeName ] = display;
+
+		// Restore stylesheets
+		jQuery.each( stylesheets, function( idx, obj ) {
+			this.disabled = disabled[ idx ];
+		});
 	}
 
 	return elemdisplay[ nodeName ];