<!--
function sendData() {
if (document.callback.realname.value != "") {
if (document.callback.email.value.lastIndexOf('.') != -1 && document.callback.email.value.lastIndexOf('@') != -1) {
if (document.callback.text.value != "") document.callback.submit();
else alert('Please enter  Comments'); }
else alert('Please enter E-mail '); }
else alert('Please enter  Name'); }
//-->