function popup_show(popup_button,popup_div)
{
	var pb=document.getElementById(popup_button).getBoundingClientRect();
	var pd=document.getElementById(popup_div).getBoundingClientRect();
	//alert("Top:"+pb.top+", Left:"+pb.left+", Right:"+pb.right+", Bottom:"+pb.bottom);
	//alert(document.getElementById(popup_button).offsetHeight);
	document.getElementById(popup_div).style.display='block';
	document.getElementById(popup_div).style.marginLeft=50-document.getElementById(popup_div).offsetWidth;
	//document.getElementById(popup_div).style.marginTop=document.getElementById(popup_button).offsetWidth;
	//document.getElementById(popup_div).style.left=pb.left+(document.getElementById(popup_button).offsetWidth);
	//document.getElementById(popup_div).style.top=pb.top-(document.getElementById(popup_div).offsetHeight);
}

function popup_show2(popup_button,popup_div)
{
	var pb=document.getElementById(popup_button).getBoundingClientRect();
	var pd=document.getElementById(popup_div).getBoundingClientRect();
	//alert("Top:"+pb.top+", Left:"+pb.left+", Right:"+pb.right+", Bottom:"+pb.bottom);
	//alert(document.getElementById(popup_button).offsetHeight);
	document.getElementById(popup_div).style.display='block';
	document.getElementById(popup_div).style.marginLeft=document.getElementById(popup_button).offsetWidth-0.6*document.getElementById(popup_div).offsetWidth;
	//document.getElementById(popup_div).style.marginTop=document.getElementById(popup_button).offsetWidth;
	//document.getElementById(popup_div).style.left=pb.left+(document.getElementById(popup_button).offsetWidth);
	//document.getElementById(popup_div).style.top=pb.top-(document.getElementById(popup_div).offsetHeight);
}

function popup_hide(popup_div)
{
	document.getElementById(popup_div).style.display='none';
}