timer1=null;
function show_popup_menu(elem){
	clearTimeout(timer1);
	menu=document.getElementById("popup_menu");
	elem=document.getElementById("dd_div");
	if(elem.className=='normal_css')
		elem.className='over_norm_css';
	if(elem.className=='tek_css')
		elem.className='over_tek_css';
	menu.style.display='block';
	/*
	pos = getElementPosition('popup_li');
	var left = pos.left;
	var top = pos.top;
	menu.style.top=left;
	menu.style.left=top;
	*/
	return true;
}
function hide_popup_menu(){
	timer1=setTimeout("hide_popup_menu_t()",50);
}
function hide_popup_menu_t(){
	menu=document.getElementById("popup_menu");
	menu.style.display='none';
	elem=document.getElementById("dd_div");
	if(elem.className=='over_norm_css')
		elem.className='normal_css';
	if(elem.className=='over_tek_css')
		elem.className='tek_css';
}
function getElementPosition(elemId)
{
    var elem = document.getElementById(elemId);
	
    var w = elem.offsetWidth;
    var h = elem.offsetHeight;
	
    var l = 0;
    var t = 0;
	
    while (elem)
    {
        l += elem.offsetLeft;
        t += elem.offsetTop;
        elem = elem.offsetParent;
    }

    return {"left":l, "top":t, "width": w, "height":h};
}