// System

function initDocYoyaku() {
	var send2 = document.getElementById('send2');

	if(send2.checked) {
		showSend();
	}
	else {
		hideSend();
	}
}

function showSend() {
	var form1 = document.getElementById('form1');
	var controls = form1.elements;
	
	for(var i=0; i<controls.length; i++) {
		if( controls[i].className == 'sendaddr') {
			var sendaddr = controls[i];
			sendaddr.disabled = '';
			sendaddr.style.backgroundColor ='#ffffff';
		}
	}
	
}

function hideSend() {
	var form1 = document.getElementById('form1');
	var controls = form1.elements;
	
	for(var i=0; i<controls.length; i++) {
		if( controls[i].className == 'sendaddr') {
			var sendaddr = controls[i];
			sendaddr.disabled = 'disabled';
			sendaddr.style.backgroundColor ='#cccccc';
		}
	}
}

if(window.addEventListener) {
	window.addEventListener("load", initDocYoyaku, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", initDocYoyaku);
}