var time = 3000;
var numofitems = 5;

/* menu constructor */
function menu(allitems,thisitem,startstate){ 
  callname= "gl"+thisitem;
  divname="subglobal"+thisitem;  
  this.numberofmenuitems = allitems;
  this.caller = document.getElementById(callname);
  this.thediv = document.getElementById(divname);
  this.thediv.style.visibility = startstate;
};

/* menu methods */
function ehandler(event,theobj){
  for (var i=1; i<= theobj.numberofmenuitems; i++){
    var shutdiv =eval( "menuitem"+i+".thediv");
    shutdiv.style.visibility="hidden";
  }
  theobj.thediv.style.visibility="visible";
};
				
function closesubnav(event){
  if ((event.clientY <48)||(event.clientY > 267)){
    for (var i=1; i<= numofitems; i++){
      var shutdiv =eval('menuitem'+i+'.thediv');
      if ( shutdiv != undefined ) {
         shutdiv.style.visibility='hidden';
      }
    }
  }
};

var menuitem1 = new menu(5,1,"hidden");
var menuitem2 = new menu(5,2,"hidden");
var menuitem3 = new menu(5,3,"hidden");
var menuitem4 = new menu(5,4,"hidden");
var menuitem5 = new menu(5,5,"hidden");