ÿþvar agt=navigator.userAgent.toLowerCase();

var is_major=parseInt(navigator.appVersion);

var is_minor=parseFloat(navigator.appVersion);

var is_ie=((agt.indexOf("msie")!=-1) && (agt.indexOf("opera")==-1));

var is_ie6=(is_ie && (is_major==4) && (agt.indexOf("msie 6.")!=-1));



var CurrentCallerItem=null;



function displaySubmenu(CallerItem) {

	if(is_ie6) {

		if(CurrentCallerItem!=CallerItem && CurrentCallerItem!=null) {

			CurrentCallerItem.parentNode.getElementsByTagName("ul")[0].style.display="none";

			CurrentCallerItem=null;

		}

		else {

			CallerItem.parentNode.getElementsByTagName("ul")[0].style.display="block";

			CurrentCallerItem=CallerItem;

		}

	}

}



function hideSubmenu(CallerItem) {

	if(is_ie6) {

		if(CurrentCallerItem!=null) {

			CurrentCallerItem.parentNode.getElementsByTagName("ul")[0].style.display="none";

			CurrentCallerItem=null;

		}

	}

}