function showfriend()
{
var location = new String(document.location);
url = "http://www.fun2do.co.uk/friendform.htm?"+escape(location);
if (parseInt(navigator.appVersion) >= 4)
	{
	var window_width = 380;
	var window_height = 420;
	var sw = screen.width;
	var sh = screen.height;
	var window_left = ((sw/4) - (window_width/4) - 16);
	var window_top = ((sh/4) - (window_height/4) - 20);
friendwin = open(url,"friend","width="+ window_width +",height="+ window_height +",scrollbars=no,toolbar=no,directories=no,menubar=no,resizable=yes,status=no,left="+ window_left +",top="+ window_top +",screenx="+ window_left +",screeny="+ window_top);
	}
else
	{
	var window_width = 380;
	var window_height = 420;
	friendwin= open(url,"friend","width="+ window_width +",height="+ window_height +",scrollbars=no,toolbar=no,directories=no,menubar=no,resizable=no,status=no,left=200,top=100,screenx=200,screeny=100");
	}
}