function checkPrintText() {
	var checkbox = document.getElementById('is_printed');
	if(checkbox.checked == true) {
		//checkbox.disabled = false;
	} else {
		checkbox.checked = true;
		//checkbox.disabled = true;
	}
}
function selectSendForMe() {
	print_envelopes = document.getElementById('is_envelope');
	print_envelopes.checked = true;
	if(print_envelopes.disabled == true) {
		//print_envelopes.disabled = false;
	} else {
		//print_envelopes.disabled = true;
	}
	is_printed = document.getElementById('is_printed');
	is_printed.checked = true;
	if(is_printed.disabled == true) {
		//is_printed.disabled = false;
	} else {
		//is_printed.disabled = true;
	}
}