var activeMenu = null;


function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		do {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);
	}
	return [curleft,curtop];
}

  
function wsc_showmenu(sender)
{  
  var hidSelectedItemId;

  var menuobj=document.getElementById(sender.curDivDate);    
  menuobj.style.position = "absolute";


  window.event.cancelBubble = true;   
  if (activeMenu != null) 
   {
     if (activeMenu == menuobj)
       return;
     activeMenu.style.display='none';  
    }
  menuobj.style.display='block';  
  activeMenu = menuobj;

  while (sender.tagName != "TD")
    sender = sender.parentElement;

  var curPos = findPos(sender);
  
   
  
  if (sender.parentElement.cellIndex>3)   
   menuobj.style.left=curPos[0] + sender.offsetWidth/2 - menuobj.offsetWidth + 3;

  else   
    menuobj.style.left=curPos[0] + sender.offsetWidth/2;


   menuobj.style.top=curPos[1] + sender.offsetHeight/2 + 3;
  


  return false ; 
}


function wsc_hidediv()
{

   if (activeMenu != null)
     {
      activeMenu.style.display='none';  
      activeMenu = null;
     } 
}

function wsc_hidemenu(sender)
{
      if (window.event.toElement.indiv != null)
       return;
      sender.style.display='none'; 
      activeMenu = null;
}