function clickButton(e, buttonid)
{ 
	var bt = document.getElementById(buttonid); 
	if (typeof bt == 'object')
	{ 
		if (!e) e = event;
		
		if (e.keyCode == 13)
		{ 
			bt.click(); 
			return false; 
		} 
	}
}

function OpenStandardPopup(url, width, height, extra)
{
	var features = 'width=' + width + ',height=' + height + ',status=no,scrollbars=yes,resizable=no';
	window.open(url, '', features); 
	return false;
}