// JavaScript Document
(function(){
	function init(){
		document.getElementById('login').getElementsByTagName('input')[0].focus();
	}
	common.bind(window,'load',init);
})();

//  ------ check form ------
function checkData() {
	var f1 = document.getElementById('form1');
	var wm = "对不起，您忘记输入了：\n\n";
	var noerror = 1;

	// --- entered_login ---
	var t1 = f1.entered_login;
	if (t1.value == "" || t1.value == " ") {
		wm += "用户名\n";
		noerror = 0;
	}

	// --- entered_password ---
	var t1 = f1.entered_password;
	if (t1.value == "" || t1.value == " ") {
		wm += "密码\n";
		noerror = 0;
	}
	// --- entered_imagecode ---
	var t1 = f1.entered_imagecode;
	if (t1.value == "" || t1.value == " ") {
		wm += "验证码\n";
		noerror = 0;
	}

	// --- check if errors occurred ---
	if (noerror == 0) {
		alert(wm);
		return false;
	}
	else return true;
}