var user_name_empty = "请输入您的用户名！";
        var username_empty = "- 用户名不能为空。";
        var username_shorter = "- 用户名长度不能少于 3 个字符。";
        var username_invalid = "- 用户名只能是由字母数字以及下划线组成。";
        var password_empty = "- 登录密码不能为空。";
        var password_shorter = "- 登录密码不能少于 6 个字符。";

/* *
 * 会员登录
 */
function userLogin(formLogin)
{
  var frm      = document.forms[formLogin];
  var username = frm.elements['username'].value;
  var password = frm.elements['pwd'].value;
  var msg = '';

  if (username.length == 0)
  {
    msg += username_empty + '\n';
  }

  if (password.length == 0)
  {
    msg += password_empty + '\n';
  }

  if (msg.length > 0)
  {
    alert(msg);
    return false;
  }
  else
  {
    return true;
  }
}

function companyEnter()
{
  if(userLogin('companyLoginForm'))
  {
    var frm      = document.forms['companyLoginForm'];
   var username = frm.elements['username'].value;
   var password = frm.elements['pwd'].value;
   frm.elements['username'].value = '';
   frm.elements['pwd'].value = '';
   Ajax.call( frm.action, 'username=' + username + "&pwd="+password, companyEnter_callback , 'POST', 'TEXT', true, true );
  }
}
function companyEnter1()
{
  if(userLogin('companyLoginForm1'))
  {
    var frm      = document.forms['companyLoginForm1'];
   var username = frm.elements['username'].value;
   var password = frm.elements['pwd'].value;
   frm.elements['username'].value = '';
   frm.elements['pwd'].value = '';
   Ajax.call( frm.action, 'username=' + username + "&pwd="+password, companyEnter1_callback , 'POST', 'TEXT', true, true );
  }
}

function companyEnter_callback(result)
{
     if ( result == "false" || result.length==7 )
     {
      alert('用户名或密码错！');
      return;
    }else
    {
    document.getElementById('message_company').innerHTML = result;
    }
  }

function companyEnter1_callback(result)
{
     if ( result == "false" || result.length==7 )
     {
      alert('用户名或密码错！');
      return;
    }else
    {
    //document.getElementById('message_company1').innerHTML = result;
    top.location='CompanyUserCenter.jsp';
    }
  }