function price(){
var first = 'http://euro.swreg.org/cgi-bin/s.cgi?s=80366&p=80366free&v=0&d=0&q=1&vp=';
var last = '&clr=1';
var amm = document.getElementById('amount').value;
document.getElementById('custom').href=first+amm+last;
document.getElementById('cu').value=amm;
}
function specp(){
var first = 'http://euro.swreg.org/cgi-bin/s.cgi?s=80366&p=80366free&v=0&d=0&q=1&vp=';
var last = '&clr=1';
var amm = document.getElementById('cu').value;
document.getElementById('custom').href=first+amm+last;
}