function validateEmailForm(mail_form)
	{
		if(document.forms.mail_form.encName.value=="")
			{
				alert("Please enter your name.");
				document.forms.mail_form.encName.focus();
				return false;
			}

	if(document.forms.mail_form.encEmail.value=="")
			{
				alert("Please enter your email address.");
				document.forms.mail_form.encEmail.focus();
				return false;
			}

		if(document.forms.mail_form.encPhone.value=="")
			{
				alert("Please enter your phone number.");
				document.forms.mail_form.encPhone.focus();
				return false;
			}

		if(document.forms.mail_form.encTickets.value=="")
			{
				alert("Please enter number of tickets.");
				document.forms.mail_form.encTickets.focus();
				return false;
			}
		return true;
	}