function ShowDownload(file_id)
{
	var obj1 = document.getElementById('popup');
	var obj2 = document.getElementById('popup_iframe');
	
	var target_url = 'downloads/download_file.php?file_id='+file_id;
	
	
	
	obj2.src = target_url;
	obj1.style.display = 'block';
	
	var height = obj1.clientHeight;
	obj2.style.height = (height-30) + 'px';
}

function add_resize_event(func)
{
	var oldonresize = window.onresize;
	if (typeof window.onresize != 'function')
	{
		window.onresize = func;
	}
	else
	{
		window.onresize = function()
		{
			oldonresize();
			func();
		}
	}
}

var resize = function() {
	var obj1 = document.getElementById('popup');
	var obj2 = document.getElementById('popup_iframe');
	
	var height = obj1.clientHeight;
	obj2.style.height = (height-30) + 'px';
}

add_resize_event(resize);