var time = 8000;
var numofitems = 5;

//menu constructor
function menu(allitems,thisitem,startstate){ 
  callname= "gl"+thisitem;
  divname="subglobal"+thisitem;  
  this.numberofmenuitems = 5;
  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 <26)||(event.clientY > 85)){
    for (var i=1; i<= numofitems; i++){
      var shutdiv =eval('menuitem'+i+'.thediv');
      shutdiv.style.visibility='hidden';
    }
  }
}


function hideallx(){
     		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");
			var menuitem6 = new menu(5,6,"hidden");
			var menuitem7 = new menu(5,7,"hidden");

}


function nav(navid, navtext, navbgcolor) {
document.getElementById(navid).style.backgroundColor=navbgcolor;
window.status=navtext;
}

function createWin(loc,pg) {
newWin = window.open(loc,'calc_win','toolbar=yes,location=no,directories=no,status=yrd,menubar=no,scrollbars=yes,resizable=yes,width=680,height=600');
}

function createWinB(loc,pg) {
newWin = window.open(loc,'calc_win','toolbar=yes,location=no,directories=no,status=yrd,menubar=no,scrollbars=yes,resizable=yes,width=800,height=600');
}

function Fenster_rechner(url)
{
Name=window.open(url,"Rechner","toolbar=no,scrollbars=yes,resizable=yes,width=625,height=790")
Name.focus();
}
function Fenster_rechner_HK(url)
{
Name=window.open(url,"Rechner","toolbar=no,scrollbars=yes,resizable=yes,width=775,height=990")
Name.focus();
}