function adslchecker(){

var signupURL="http://cp.computingeurope.net/signup_adsl";

var adslcheckerURL = "http://www.adslchecker.bt.com/pls/adsl/adslchecker.welcome?SP_NAME=BT Retail&URL=www.sc-server1.bt.com/sme/bb_close.asp&VERSION=6";

window.open(adslcheckerURL, 'ADSLwin', 'fullscreen=no,toolbar=no,status=no,menubar=no, scrollbars=yes,resizable=no,directories=no,location=no,width=510,height=510,left=50,top=30');

}