// validate.js

function checkform ( form ) {
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
  
  if (form.fromname.value == "") {
    alert( "Please enter your name." );
    form.fromname.focus();
    return false;
  }
  else if (form.email.value == "" || !reg.test(form.email.value)) {
	  alert("Please enter a valid email address." );
	  form.email.focus();
	  return false;
  }
  else if (form.message.value == "") {
	  alert("Please enter a message." );
	  form.message.focus();
	  return false;
  }
  
  return true ;
}

function checkcptform ( form ) {
	if (form.zipcode.value == "") {
		alert( "Please enter a zip code." );
    	form.zipcode.focus();
    	return false;
	}
	if (form.cptcodes.value == "") {
	  alert("Please enter one or more CPT codes." );
	  form.cptcodes.focus();
	  return false;
  }
  
  return true;
}