function lyris_signup_validation(form) { 
	if (document.getElementById('edit-submitted-first-name').value == '')
	  {
		alert('Please enter your First Name.');
		document.getElementById('edit-submitted-first-name').focus();
		return false;
	  } 

	if (document.getElementById('edit-submitted-last-name').value == '')
	  {
		alert('Please enter your Last Name.');
		document.getElementById('edit-submitted-last-name').focus();
		return false;
	  } 

	var x = document.getElementById('edit-submitted-e-mail').value;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9])+$/;
	
	if (filter.test(x) == false) {
		alert('Please enter a valid Email Address.');
		document.getElementById('edit-submitted-e-mail').focus();
		return false;
	}
	  
	if (document.getElementById('edit-submitted-zip-code').value == '')
	  {
		alert('Please enter your Zip Code.');
		document.getElementById('edit-submitted-zip-code').focus();
		return false;
	  } 
	
	

	return true; 
}