// Radio Button Validation
// copyright Stephen Chapman, 15th Nov 2004,14th Sep 2005
// you may copy this function but please keep the copyright notice with it
function valButton(btn) {
var cnt = -1;
for (var i=btn.length-1; i > -1; i--) {
   if (btn[i].checked) {cnt = i; i = -1;}
   }
if (cnt > -1) return btn[cnt].value;
else return null;
}
function valForm(form1) {
var btn = valButton(form1.product);
if (btn == null) alert('No product selected');
}
function valButton1(btn1) {
var cnt = -1;
for (var i=btn1.length-1; i > -1; i--) {
   if (btn1[i].checked) {cnt = i; i = -1;}
   }
if (cnt > -1) return btn1[cnt].value;
else return null;
}
function valForm1(form1) {
var btn1 = valButton1(form1.phone);
if (btn1 == null) alert('No product selected');
}