function tellAFriend(url, name, height, width)
{
	if ( !height ) var height = 500;
	if ( !width ) var width = 510; 
	
	var options = 'height=' + height + ',width=' + width + ',resizable=yes,scrollbars=yes';
	
	var seperator = url.match(/\?/) ? "&" : "?";
	
	url = url + seperator + "Page=" + escape(window.location);
	url = url + "&PageTitle=" + escape(document.title);
	
	window.open(url, name, options);
	return false;	
}