// JavaScript Document

function validation(form) {
      
      
if(form.first_name.value == '') {

alert('Please enter your first name');
form.first_name.focus();
return false;
}


if(form.last_name.value == '') {

alert('Please enter your last name');
form.last_name.focus();
return false;
}

if(form.email.value == '') {

alert('Please enter your email address');
form.email.focus();
return false;
}


return true;
}