Selectmenu: fixed unit tests in IE

Author: fnagel

tests/unit/selectmenu/selectmenu_core.js

@@ -58,7 +58,7 @@ $.each([
 		equals( button.text(), selected.next("option").text(), "after keydown button text" );
 
 		link.simulate( "click" );
-		menu.find("a").last().simulate( "mouseover" ).simulate( "click" );
+		menu.find("a").last().simulate( "mouseover" ).trigger( "click" );
 		equals( element.find("option:selected").val(), element.find("option").last().val(), "after click original select state" );	
 		equals( button.text(), element.find("option").last().text(), "after click button text" );
 	});

tests/unit/selectmenu/selectmenu_events.js

@@ -25,7 +25,7 @@ test("change", function () {
 		value = this.element.find("option").first().text();
 
 	button.find("a").simulate( "click" );
-	menu.find("a").first().simulate( "mouseover" ).simulate( "click" );
+	menu.find("a").first().simulate( "mouseover" ).trigger( "click" );
 });
 
 
@@ -102,7 +102,7 @@ test("select", function () {
 		menu = widget.filter(".ui-selectmenu-menu");
 
 	button.find("a").simulate( "click" );
-	menu.find("a").first().simulate( "mouseover" ).simulate("click");
+	menu.find("a").first().simulate( "mouseover" ).trigger("click");
 });
 
 })(jQuery);