////////////////////////////////////////////////
var DOM = (document.getElementById)?true:false;
var NN = (document.layers)?true:false;
var IE = (document.all)?true:false;
var NN6 = DOM;
var Opera = DOM && window.opera;
var timeOn=0;
var m="";
mainMenu=Array("sub1","sub2","sub3", "sub4","sub5","sub6","sub7","sub8","sub9","sub10");
/////////////////////////////////////////////
function hideObject(el)
{
  if (NN) el.visibility = "hide";
  else el.style.visibility = "hidden";
}
/////////////////////////////////////////
function showObject(el)
{
  if (NN) el.visibility = "show";
  else el.style.visibility = "visible";
}
////////////////////////////////////////////
function getElement(objname)
{
  if (IE) return document.all[objname];
  if (NN) return getNNElement(null, objname);
  if (DOM) return document.getElementById(objname);
}
///////////////////////////////////////////
function hidemenuAll()
{
  for(var i = 0; i < mainMenu.length; i++)
  {
    var el = getElement(mainMenu[i]);
    if (el) hideObject(el);
  }
}
////////////////////////////////////////////

function menuOver(m)
{
//hidemenuAll();
var el = getElement(m);
if (el) showObject(el);
if(timeOn)
{
	clearTimeout(timeOn);
	timeOn=0;
}
}
//////////////////////////////////////////////////////
function menuOut()
{
//var el = getElement(m);
//timeOn=setTimeout("hidemenuAll()",500);

hidemenuAll();
}

//////////////////////////////////////////////////////
//////////////////////////////////////////////////////
//////////////////////////////////////////////////////


function ShowPage(htmlurl,Subwin,hh,ww)
{
 if (!hh) { hh=screen.height/5*3;}
 if (!ww) { ww=620;} 

 if (!Subwin)  { Subwin  ="_blank";}

var win_cfg = "status=0,directories=0,menubar=0,location=no,scrollbars=yes,resizable=yes,toolbar=0,align=center,valign=center,top=30,left=30,width=" + ww + ",height=" + hh;
var newwin=window.open(htmlurl,Subwin,win_cfg);
mywin=newwin;
return false;
}
<!--

function MM_jumpMenu(targ,selObj,restore){ //v3.0

 eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");

 if (restore) selObj.selectedIndex=0;

}