//Viant pcn 4/23/01
//global variables
var isIE, isNav4, isNav6;
var men,men2,el,el2,outside;

//Test for browser type
if (document.all){
 isIE = true;
 }
else if (document.layers) {
 isNav4 = true; 
 }
else if (document.getElementById){
 isNav6 = true;
 }
else {
// alert("Unknown browser");
isIE = true;
 }

// display selected menu list
 function menulist(menuname,x,y){
   if(isIE)
	 {
	 for(var i=1;i<=8; i++){
	  hidepath=eval("document.all.menu"+i);
      hidepath.style.visibility="hidden";
	  }
	  path=eval("document.all."+menuname);
	  //position menu list, ie takes default values entered
	  // in the event handler function call.
	  path.style.top= y;
      path.style.left= x;
      path.style.visibility="visible";
	
      
	  }
	  
    if(isNav4)
	 {
	  
	 for(var i=1;i<=8; i++){
	  hidepath=eval("document.navmenu"+i);
	  hidepath.visibility="hide";
	
	  }
	  
	  men = "nav"+menuname;
	  path=eval("document."+men);
	  
	  //position menu list, nav4 takes offsets default values entered
	  // in the event handler function call.
	  path.moveTo(x-20,y-55);
      path.visibility="show";
      }
	  
	if(isNav6){
	 
	 for(var i=1;i<=8; i++){
	  men = "menu"+i
	  el = document.getElementById(men);
	  el.style.visibility = "hidden";
	  }
	  
	  men=menuname;
	  el = document.getElementById(men);
	  
	  //position menu list, nav4 takes offsets default values entered
	  // in the event handler function call.
	  el.style.top = y-7;
	  el.style.left = x-3; 
      el.style.visibility = "visible";
	
	  }
	 	 
	}
	
	// close menulists
	
	function closemenu(){
   if(isIE)
	 {
	 for(var i=1;i<=8; i++){
	  hidepath=eval("document.all.menu"+i);
      hidepath.style.visibility="hidden";
	  } 
	  }
	  
    if(isNav4)
	 {
	 
	 for(var i=1;i<=8; i++){
	  hidepath= eval("document.navmenu"+i);
      hidepath.visibility="hide";
	  } 
       
	  }
	  
	if(isNav6){
	 
	 for(var i=1;i<=8; i++){
	  men = "menu"+i;
	  el = document.getElementById(men);
	  el.style.visibility = "hidden";
	  }
	  }
	 	 
	}

// close layers for non navigator browsers	
function closenav4(){
   if(isNav6){
     for(var i=1;i<=8; i++){
	    men2="navmenu"+i;
	    el2 = document.getElementById(men2);
	    if (el2 != null) {
	    	el2.style.visibility = "hidden";
	    }
	 }
	    }
		}

  closenav4();