Fixed some sloppy checks in the effects test suite, makes it more apparent...

Fixed some sloppy checks in the effects test suite, makes it more apparent where issues are happening.

test/unit/effects.js

@@ -475,15 +475,18 @@ jQuery.each( {
 					equals( this.style.display, "block", "Showing, display should block: " + this.style.display);
 					
 				if ( t_w == "hide"||t_w == "show" )
-					equals(this.style.width.indexOf(f_w), 0, "Width must be reset to " + f_w + ": " + this.style.width);
+					ok(f_w === "" ? this.style.width === f_w : this.style.width.indexOf(f_w) === 0, "Width must be reset to " + f_w + ": " + this.style.width);
 					
 				if ( t_h == "hide"||t_h == "show" )
-					equals(this.style.height.indexOf(f_h), 0, "Height must be reset to " + f_h + ": " + this.style.height);
+					ok(f_h === "" ? this.style.height === f_h : this.style.height.indexOf(f_h) === 0, "Height must be reset to " + f_h + ": " + this.style.height);
 					
-				var cur_o = jQuery.css(this, "opacity");
-				if ( cur_o !== "" ) cur_o = parseFloat( cur_o );
+				var cur_o = jQuery.style(this, "opacity");
+
+				if ( cur_o !== "" ) {
+					cur_o = jQuery.css(this, "opacity");
+				}
 	
-				if ( t_o == "hide"||t_o == "show" )
+				if ( t_o == "hide" || t_o == "show" )
 					equals(cur_o, f_o, "Opacity must be reset to " + f_o + ": " + cur_o);
 					
 				if ( t_w == "hide" )