function validate_register() {
	if (document.register.retreat.selectedIndex == 0) {
	alert("Please select a retreat.");
	return false;
	}
	
	if (document.register.fullname.value.length < 4) {
	alert("Please enter your full name.");
	return false;
	}
	
	if (document.register.street.value.length < 5) {
	alert("Please enter your street address.");
	return false;
	}
	
	if (document.register.city.value.length < 1) {
	alert("Please enter your city.");
	return false;
	}
	
	if (document.register.state.selectedIndex == 0) {
	alert("Please select your state.");
	return false;
	}
	
	if (document.register.zip_code.value.length < 5) {
	alert("Please enter your zip code.");
	return false;
	}
	
	if (document.register.email.value.length < 4) {
	alert("Please enter your e-mail address.");
	return false;
	}
	
	if (document.register.phone.value.length < 10) {
	alert("Please enter your phone number.");
	return false;
	}
	
	if (document.register.time_to_call.selectedIndex == 0) {
	alert("Please select the best time to call.");
	return false;
	}
	
	if (document.register.heard_about_from.value.length < 1) {
	alert("Please enter how you heard about us.");
	return false;
	}
	
	return true;
}