Fixed an edge case in show() where the css says the display should be none. ...

Fixed an edge case in show() where the css says the display should be none.  In that case force 'block' so it will actually show.

src/fx.js

@@ -10,6 +10,9 @@ jQuery.fn.extend({
 				if ( jQuery.css(this,"display") == "none" ) {
 					var elem = jQuery("<" + this.tagName + " />").appendTo("body");
 					this.style.display = elem.css("display");
+					// handle an edge condition where css is - div { display:none; } or similar
+					if (this.style.display == "none")
+						this.style.display = "block";
 					elem.remove();
 				}
 			}).end();