function validate( assess_form)
{
if 
    		( assess_form.surname.value == "" ) {
			alert("Surname is Missing");
			assess_form.surname.focus();
			return false;
		}
		else if( assess_form.given_name.value == "" ) 
		{ 
		alert("Given Name(s) is Missing");
		assess_form.given_name.focus();
			return false;
		}
			else if( assess_form.permanent_address.value == "" ) {
		alert("Permanent Address is Missing");
			assess_form.permanent_address.focus();
			return false;
		}
				else if( assess_form.mobile.value == "" ) {
			alert("Mobile Number is Missing");
			assess_form.mobile.focus();
			return false;
		}	
		else if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(assess_form.email.value))) {
			alert("Invalid Email Address");
			assess_form.email.focus();
			return false;
		}
		
}