function toggle(el) 
{
	if ( el.style.display == 'none' ) 
	{	
		el.style.display = 'block';
	}
	else 
	{
		el.style.display = 'none';
	}
}

function window_pos(el) 
{
	if (typeof window.innerWidth != 'undefined') 
	{
		viewportwidth = parent.window.innerHeight;
	} 
	else 
	{
		viewportwidth = parent.document.documentElement.clientHeight;
	}
	if ((viewportwidth > parent.document.body.parentNode.scrollWidth) && (viewportwidth > parent.document.body.parentNode.clientWidth)) 
	{
		window_width = viewportwidth;
	} 
	else 
	{
		if (parent.document.body.parentNode.clientWidth > parent.document.body.parentNode.scrollWidth) 
		{
			window_width = parent.document.body.parentNode.clientWidth;
		} else 
		{
			window_width = parent.document.body.parentNode.scrollWidth;
		}
	}
	window_width = window_width/2-504;
	el.style.left = window_width + 'px';
	el.style.top = '120px';
}

function popup(src) 
{
	var el = parent.document.getElementById('popUpDiv');
	toggle(el);	
	window_pos(el);
	el.innerHTML = "<iframe height='100%' width='100%' src='"+src+"'></iframe>";
}