function showPopUp(popup_filename, popup_top, popup_left, popup_width, popup_height ){
	
	document.getElementById("popup_iframe").setAttribute("src", popup_filename);
	document.getElementById('popup_div').style.top = popup_top;
	document.getElementById('popup_div').style.left = popup_left;	
	document.getElementById('popup_div').style.width = popup_width;	
	document.getElementById('popup_div').style.height = popup_height;		
	document.getElementById('popup_iframe').setAttribute("width", popup_width);
	document.getElementById('popup_iframe').setAttribute("height", popup_height);
	document.getElementById('popup_div').style.display = 'block';	
	
}
function hidePopUp()
{
	document.getElementById('popup_div').style.display = 'none';
}