var reChar=/^[\w\-]+$/;
var reChar1=/^[a-zA-Z0-9]{4}$/;

function CloseWin()
{
var ua=navigator.userAgent
var ie=navigator.appName=="Microsoft Internet Explorer"?true:false

if(ie){
    var IEversion=parseFloat(ua.substring(ua.indexOf("MSIE ")+5,ua.indexOf(";",ua.indexOf("MSIE "))))
 if(IEversion< 5.5){
    var str  = '<object id=noTipClose classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">'
    str += '<param name="Command" value="Close"></object>';
    document.body.insertAdjacentHTML("beforeEnd", str);
    document.all.noTipClose.Click();
    }

    else{
    window.opener =null;
    window.close();
    }
}

else{
window.close()
}
}

function LoginSubmit()
{
x=document.login_form
lenID=x.username.value
lenPW=x.pwd.value
yanzm=x.yanzm.value

if (!reChar.test(lenID)){
	alert("请输入一个有效用户代码!\n\n请勿使用字母，数字，下划线以外的其他符号。");
	if (x.username.select) {
      x.username.select();
    }
    if (x.username.focus) {
      x.username.focus();
    }
	return false
	}	
	
if (!reChar.test(lenPW)){
	alert("请输入一个有效密码!\n\n密码可以由字母，数字，下划线组成。");
	if (x.pwd.select) {
      x.pwd.select();
    }
    if (x.pwd.focus) {
      x.pwd.focus();
    }
	return false
	}
	
if (!reChar1.test(yanzm)){
	alert("请输入一个有效验证码!\n\n验证码可以由字母，数字组成,长度为4位。");
	if (x.yanzm.select) {
      x.yanzm.select();
    }
    if (x.yanzm.focus) {
      x.yanzm.focus();
    }
	return false
	}

// document.form.submit();
    window.open("","NewDefault","width=1010,height=705,resizable=yes,status=no,scrollbars=yes,toolbar=no,menubar=no,location=no,top=1,left=0"); 
	window.CloseWin()
}


//回车键
isIE=document.all? 1:0

function noEnter(e){
keyEntry = !isIE? e.which:event.keyCode; 
if(keyEntry=='13') { 

return true;  
}
}