function icalledyou(){
var vdomain = document.getElementById("domain").value;
var vext = document.getElementById("ext").value;
var iwillcall = 'http://www.pixeldesignltd.co.uk/checkdomain/mwhois.php?domain=' + vdomain + '&ext=' + vext;
window.open(iwillcall,'whoisoutput','width=500,height=200, left=50, top=50');
}