/* Web標準テンプレート Webthink
 * Copyright (C) 2006 Webthink. All rights reserved.
 * http://www.webthink.jp/
 *
 * 作成日：2006年2月26日
 * 更新日：2006年2月27日 */


/* 二重送信の防止
 * http://espion.just-size.jp/archives/05/220233057.html */
var DisableSubmit = {
	set: function(elements) {
		var _that = this;
		for (var i = 0; i < document.forms.length; ++i) {
			if(document.forms[i].onsubmit) continue;
			document.forms[i].onsubmit = function() {
				_that.setDisable(this.elements);
			};
		}
	},

	setDisable: function(elms) {
		for (var i = 0; i < elms.length; i++) {
			var elm = elms[i];
			if (elm.type == 'submit') {
				if (!elm.disabled) {
					Set(elm);
					unSet(elm);
				}
			}
		}

		function Set(button) {
			window.setTimeout(function() { button.disabled = true; }, 1);
		}
		function unSet(button) {
			window.setTimeout(function() { button.disabled = false; }, 1000);
		}
	}
}

function changeTab(id) {
	var e1 = document.getElementById('tab1');
	var e2 = document.getElementById('tab2');
	var e3 = document.getElementById('tab3');
	if(id == 'tab1') {
		e1.style.display = "block";
		e2.style.display = "none";
		e3.style.display = "none";
	}
	else if(id == 'tab2') {
		e1.style.display = "none";
		e2.style.display = "block";
		e3.style.display = "none";
	}
	else if(id == 'tab3') {
		e1.style.display = "none";
		e2.style.display = "none";
		e3.style.display = "block";
	}
}

window.onload = function() {
	DisableSubmit.set();
}