function checklogin()
{
   if (bbb.username.value==''){
	    alert ("请输入您的用户名！");
		return false;
		}
	else if (bbb.password.value==''){
	    alert ("请输入您的密码！");
		return false;
		}	
	else 
	    bbb.submit();
}
function checkloginen()
{
   if (bbb.username.value==''){
	    alert ("Please input your ID ！");
		return false;
		}
	else if (bbb.password.value==''){
	    alert ("Please input your password ！");
		return false;
		}	
	else 
	    bbb.submit();
}
function checkorder()
{
   if (order.company.value=='')
	    alert ("请输入您的单位名称！");
	else if (order.city.value=='')
	    alert ("请输入所在城市！");
	else if (order.address.value=='')
	    alert ("请输入通信地址！");
	else if (order.linkman.value=='')
	    alert ("请输入联系人姓名！");
	else if (order.phone.value=='')
	    alert ("请输入联系电话1！");	
	else if (order.zip.value=='')
	    alert ("请输入邮政编码！");	
	else if (checkemail("电子邮件",order.email.value, false)) 
	{
    document.order.email.focus();
    return false;   
    };
		
	else 
	    order.submit();
}
function checkorderen()
{
   if (order.company.value=='')
	    alert ("Please input your company name ！");
	else if (order.city.value=='')
	    alert ("Please input your city ！");
	else if (order.address.value=='')
	    alert ("Please input your address ！");
	else if (order.linkman.value=='')
	    alert ("Please input your name！");
	else if (order.phone.value=='')
	    alert ("Please input your phone number1 ！");	
	else if (order.zip.value=='')
	    alert ("Please input your zip code ！");	
	else if (checkemailen("email",order.email.value, false)) 
	{
    document.order.email.focus();
    return false;   
    };
	
	    order.submit();
}
function checkgetpwd()
{
   if (getpwd.username.value=='')
	    alert ("请输入您的用户名！");		
	else 
	    getpwd.submit();
}
function checkgetpwden()
{
   if (getpwd.username.value=='')
	    alert ("Please input your ID ！");		
	else 
	    getpwd.submit();
}
function changepwd()
{
   if (change.oldpwd.value=='')
	    alert ("请输入管理员原密码！");
	else if (change.newpwd1.value=='')
	    alert ("请输入管理员新密码！");
	else if (change.newpwd2.value=='')
	    alert ("请确认管理员新密码！");
	else if (change.newpwd1.value!=change.newpwd2.value)
	    alert ("您两次输入的新密码不一致，请重新输入！");	
	else 
	    change.submit();
}

function chickneirong()
{
if (formreply.replyneirong.value=="暂无回复")
 alert ("请输入正确的回复内容！");
 else
 formreply.submit();
}

function changeadmin()
{
   if (change.oldadmin.value=='')
	    alert ("请输入原管理员ID！");
	else if (change.newadmin1.value=='')
	    alert ("请输入新管理员ID！");
	else if (change.newadmin2.value=='')
	    alert ("请确认新管理员ID！");
	else if (change.newadmin1.value!=change.newadmin2.value)
	    alert ("您两次输入的新管理员ID不一致，请重新输入！");	
	else 
	    change.submit();
}
function checkemail(name, data, allowednull)
{
  var datastr = data;
  var lefttrim = datastr.search(/\S/gi);
  
  if (lefttrim == -1) {
    if (allowednull) {
      return 1;
    } else {
      alert("请输入一个正确的E-mail地址！");
      return -1;
    }
  }
  var myRegExp = /[a-z0-9](([a-z0-9]|[_\-\.][a-z0-9])*)@([a-z0-9]([a-z0-9]|[_\-][a-z0-9])*)((\.[a-z0-9]([a-z0-9]|[_\-][a-z0-9])*)*)/gi;
  var answerind = datastr.search(myRegExp);
  var answerarr = datastr.match(myRegExp);
  
  if (answerind == 0 && answerarr[0].length == datastr.length)
  {
    return 0;
  }
  
  alert("请输入一个正确的E-mail地址！");
  return -1;
}
function checkemailen(name, data, allowednull)
{
  var datastr = data;
  var lefttrim = datastr.search(/\S/gi);
  
  if (lefttrim == -1) {
    if (allowednull) {
      return 1;
    } else {
      alert("Please confirm your e-mail address ！");
      return -1;
    }
  }
  var myRegExp = /[a-z0-9](([a-z0-9]|[_\-\.][a-z0-9])*)@([a-z0-9]([a-z0-9]|[_\-][a-z0-9])*)((\.[a-z0-9]([a-z0-9]|[_\-][a-z0-9])*)*)/gi;
  var answerind = datastr.search(myRegExp);
  var answerarr = datastr.match(myRegExp);
  
  if (answerind == 0 && answerarr[0].length == datastr.length)
  {
    return 0;
  }
  
  alert("Please confirm your e-mail address ！");
  return -1;
}
function checkyonghu()
{
   if (aaa.username.value=='')
	    alert ("请输入您的用户名！");
	else if (aaa.pwd.value=='')
	    alert ("请输入您的密码！");
	else if (aaa.pwd.value.length < 3) 
	{
    alert("密码不能少于三位！");
    return false;   
    };
	else if (aaa.pwd2.value=='')
	    alert ("请重复您的密码！");
	else if (aaa.pwd.value != aaa.pwd2.value)
	    alert("您两次输入的密码不一致！");
	else if (aaa.company.value=='')
	    alert ("请输入您的单位名称！");
	else if (aaa.linkman.value=='')
	    alert ("请输入申请人的姓名！");
	else if (aaa.phone.value=='')
	    alert ("请输入联系电话！");
		else if (aaa.zip.value=='')
	    alert ("请输入您的邮政编码！");
	else if (aaa.address.value=='')	
	    alert ("请输入您的联系地址！");	
	else if (checkemail("电子邮件",aaa.email.value, false)) 
	{
    document.aaa.email.focus();
    return false;   
    };
		else 
	    aaa.submit();
}
function checkyonghuen()
{
   if (aaa.username.value=='')
	    alert ("Please input your ID ！");
	else if (aaa.pwd.value=='')
	    alert ("Please input your passpord！");
	else if (aaa.pwd.value.length < 3) 
	{
    alert("Password should not be less then 3 characters！");
    return false;   
    };
	else if (aaa.pwd2.value=='')
	    alert ("Please confirm your password ！");
	else if (aaa.pwd.value != aaa.pwd2.value)
	    alert("The two password is not the same ！");
	else if (aaa.company.value=='')
	    alert ("Please input you company name ！");
	else if (aaa.linkman.value=='')
	    alert ("Please input your name ！");
	else if (aaa.phone.value=='')
	    alert ("Please input your phone number ！");
		else if (aaa.zip.value=='')
	    alert ("Please input your zip code ！");
	else if (aaa.address.value=='')	
	    alert ("Please input your address ！");	
	else if (checkemailen("email",aaa.email.value, false)) 
	{
    document.aaa.email.focus();
    return false;   
    };
		else 
	    aaa.submit();
}
function openwin(page,size)
{
window.open(page,"newuser","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,"+ size);
}