//---- 用户登录 ----
//---- C/U-Date: 2007-08-02 ----

function CheckForm() {
	var fm = document.form1;
	var u = fm.u.value, p = fm.p.value;
	var err_counter = 0, cansubmit = true;
	var msg = '', objname = '';

	if(u.toString().length < 1) {
		info('未填写用户名');
		document.getElementById('u').focus();
		return false;
	}

	if(p.toString().length < 1) {
		info('未填写登录密码');
		document.getElementById('p').focus();
		return false;
	}

	var CheckID = CheckBadLoginIDChars(u);
	if(CheckID.toString().length != 0) {
		info(CheckID);
		document.getElementById('u').focus();
		return false;
	}

	var CheckPWD = CheckBadPasswordChars(p);
	if(CheckPWD.toString().length != 0) {
		info(CheckPWD);
		document.getElementById('p').focus();
		return false;
	}
	return true;
}

function SubmitForm() {
	return(CheckForm());
}

function info(s) {
	document.getElementById('lbinfo').innerHTML = s;
	showlb(1);
}

/*-- display information for 3 seconds --*/
function showlb(ishow) {
	document.getElementById('trinfo').style.display = (ishow)?'':'none';
	window.setTimeout('showlb(0)',5*1000,'javascript');
}