function validate_form()
  {
	valid=true;
	
	if (document.EmailForm.first_name.value == "")
	{
		alert("Please enter in your First Name.");
		document.EmailForm.first_name.focus()
		valid=false;
	}
	else if (document.EmailForm.last_name.value == "")
	{
		alert("Please enter in your Last Name.");
		document.EmailForm.last_name.focus()
		valid=false;
	}
	
	else if (document.EmailForm.email_address.value == "")
	{
		alert("Please enter in your Email Address.");
		document.EmailForm.email_address.focus()
		valid=false;
	}
	
	return valid;
 }