function validemail(a) {
	if(a=="") {
		return false;
	}
	var exp=/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z]+$/;
	return exp.test(a);
}

function checkdocs(oForm) {
	var fname = ''+document.getElementById('fname').value;
	var lname = ''+document.getElementById('lname').value;
	var phone = ''+document.getElementById('phone').value;
	var email = ''+document.getElementById('email').value;
	
	if (fname == '') {
		alert("Enter your First Name")
		return false;
	} else
		if (lname == '') {
		alert("Enter your Last Name")
		return false;
	} 
	 else
		if (phone == '') {
		alert("Enter your Phone Number")
		return false;
	} 
	else	
	if (!validemail(email)) {
		alert("Enter a valid Email Address")
		return false;
	} else {
		oForm.submit();
	}
}