function checkform ( form )
{
var atsign = 0;
var dot = 0;
var oneChar = 0;
var n = 0;
if (form.name.value == "") {
	alert("Please provide your Full Name.");
	form.name.focus();
	return false ;
	}
if (form.email.value == "") {
	alert("Please Enter your email address.");
	form.email.focus();
	return false ;
	}
	
for (var num=0; num<form.email.value.length; num++) {
oneChar = form.email.value.substring(num,num+1);
	if (oneChar=='@')
	{
	atsign++;
	}
	if (oneChar=='.')
	{
	dot++;
	}
}
if (atsign!=1 || dot<1){
	alert("Invalid E-mail Address !");
	form.email.focus();
	return false ;
}
	return true ;
}