function isEmptyString(string) {
	if(!string || string==null || string.value=='') {	
		return true;
	}
	return false;
}

function validateForm(thisForm) {
	if(isEmptyString(thisForm.form_reason.value) || thisForm.form_reason.value == 'Please select a reason') {
		thisForm.form_reason.focus();
		alert('You must select a reason from the "Reason" selection box.');
		return false;
	}
	if(isEmptyString(thisForm.form_message.value)) {
		thisForm.form_message.focus();
		alert('You must fill out the "Message / Details" field.');
		return false;
	}
	// could add in email validation
	if(isEmptyString(thisForm.form_email.value)) {
		thisForm.form_email.focus();
		alert('You must fill out the "Your Email Address" field.');
		return false;
	}
	return true;
}