function cf_code(e) {
	e.src = '/scripts/securitycode?' + (Math.round(Math.random()*100000)-1);
}

function cf_check() {
	var cf_allowsubmit = true;

	var contact_name = document.getElementById('contact_name');
	var contact_email = document.getElementById('contact_email');
	var contact_phone = document.getElementById('contact_phone');
	var contact_subject = document.getElementById('contact_subject')
	var contact_message = document.getElementById('contact_message');
	var contact_code = document.getElementById('contact_code');

	contact_name.style.border = "1px solid black";
	contact_email.style.border = "1px solid black";
	contact_phone.style.border = "1px solid black";
	contact_subject.style.border = "1px solid black";
	contact_message.style.border = "1px solid black";
	contact_code.style.border = "1px solid black";

	if (contact_name.value == "") {
		contact_name.style.border = "1px solid red";
		cf_allowsubmit = false;
	}
	if ((contact_email.value == "") && (contact_phone.value == "")) {
		contact_email.style.border = "1px solid red";
		contact_phone.style.border = "1px solid red";
		cf_allowsubmit = false;
	}
	if (contact_message.value == "") {
		contact_message.style.border = "1px solid red";
		cf_allowsubmit = false;
	}
	if (contact_subject.value == "") {
		contact_subject.style.border = "1px solid red";
		cf_allowsubmit = false;
	}
	if (contact_code.value.length < 4) {
		contact_code.style.border = "1px solid red";
		cf_allowsubmit = false;
	}

	if (cf_allowsubmit) {
		return true;
	}
	else{
		return false;
	}
}