function ie_pic_change(elm, pic){
	// This function change the menu pics by a mouseover by using IE
	if(navigator.appName == "Microsoft Internet Explorer"){
		// Only when IE is in use
		var pic_ref=new Image();
		pic_ref.src="fileadmin/templates/images/"+pic+".gif";
		elm.style.backgroundImage="url("+pic_ref.src+")";
	}
}