var timerRunning = false; // boolean flag
	var myTimer = null;
	var linkNum = null;
	var showTimer = null;
	var openNum = null;
	var menuLength = 5;
	var browser = navigator.appName;
	
	function show(Hnum){
		openNum = Hnum;
		showTimer = setTimeout("shownow()",400);
	}
	
	function shownow(){
		Hnum = openNum;
		clearTimeout(myTimer);
		//INTERNET EXPLORER CODE
		if (browser == 'Microsoft Internet Explorer'){
			for(i=0;i<menuLength;i=i+1){
				menuObj = 'Link' + i;
				document.all[menuObj].className = "subnavigationboxInvis";
			}
			menuObj = 'Link' + Hnum;
			document.all[menuObj].className = "subnavigationboxVis";	
		}
		//CODE FOR ALL OTHER WEBBROWSERS HOPEFULLY
		else{
			for(i=0;i<menuLength;i=i+1){
				menuObj = 'Link' + i;
				document.getElementById(menuObj).className = "subnavigationboxInvis";
			}
			menuObj = 'Link' + Hnum;
		document.getElementById(menuObj).className = "subnavigationboxVis";		
		}
	}
	
	function checkmouseover(Hnum){
		clearTimeout(showTimer);
		clearTimeout(myTimer);
		linkNum = Hnum;
	  myTimer = setTimeout('closemenu()',400); // myTimer holds the id of the timer
	}
	
	function clearTimer(){
		clearTimeout(myTimer);
	}
	
	function closemenu(){
		for(i=0;i<6;i++){
			menuObj = 'Link' + i;
			if (browser == 'Microsoft Internet Explorer'){
				document.all[menuObj].className = "subnavigationboxInvis";	
			} else{
				document.getElementById(menuObj).className = "subnavigationboxInvis";	
			}
		}
	}