// JavaScript Document
function verify() {
var themessage = "You are required to complete the following fields: ";
if (document.form.username.value=="") {
themessage = themessage + " - First Name";
}
if (document.form.password.value=="") {
themessage = themessage + " -  Last Name";
}
//alert if fields are empty and cancel form submit
if (themessage == "You are required to complete the following fields: ") {
document.form.submit();
}
else {
alert(themessage);
return false;
   }
}