Fix for IE8 focus issue when using duplicate selectmenu functions

Author: tschettler

ui/jquery.ui.selectmenu.js

@@ -441,9 +441,10 @@ $.widget("ui.selectmenu", {
 		this.index( this._selectedIndex() );
 
 		// needed when selectmenu is placed at the very bottom / top of the page
-		window.setTimeout( function() {
+		clearTimeout(this.refreshTimeout);
+		this.refreshTimeout = window.setTimeout(function () {
 			self._refreshPosition();
-		}, 200 );
+		}, 200);
 	},
 
 	destroy: function() {