// JavaScript Document
var menu;
var main;

function findPosX(obj)
{
var curleft = 0;
if (obj.offsetParent)
{
 while (obj.offsetParent)
 {
  curleft += obj.offsetLeft
  obj = obj.offsetParent;
 }
}
else if (obj.x)
 curleft += obj.x;
return curleft;
}

function findPosY(obj)
{
var curtop = 0;
if (obj.offsetParent)
{
 while (obj.offsetParent)
 {
  curtop += obj.offsetTop
  obj = obj.offsetParent;
 }
}
else if (obj.y)
 curtop += obj.y;
return curtop;
}

function findHeightY(obj)
{
if (obj.offsetParent)
{
 curheight = obj.offsetHeight
}
else if (obj.height)
 curtop = obj.height;
return curheight;
}

function showMenu(menuID,mainID,level) {
menu=document.getElementById(menuID);
main=document.getElementById(mainID);
menu.style.left = findPosX(main) + "px";
var topPosition = findPosY(main) + findHeightY(main);
menu.style.top = topPosition + "px";
menu.style.visibility="visible";
}

function hideMenu(menuID) {
menu=document.getElementById(menuID);
menu.style.visibility="hidden";
}