function $$$(v)
    {
        return document.getElementById(v);
    }
    function ColoseK()
    {
    if(document.getElementById("ctl00_LabCode").innerText=="关闭")
    {
        $$$('cat_content').style.display = "none";
       document.getElementById("ctl00_LabCode").innerText="打开";
        //$('cat_content')
     }
     else
     {
        $$$('cat_content').style.display = "";
       document.getElementById("ctl00_LabCode").innerText="关闭";
     }   
       
        return false;
    }
      function clean()
      {
          if(document.getElementById('ctl00_TextTel').value=="请输入您的手机号码")
          {
             document.getElementById('ctl00_TextTel').value="";
           }  
      }
      function Give()
      {
        if(document.getElementById('ctl00_TextTel').value=="")
        {
           document.getElementById('ctl00_TextTel').value="请输入您的手机号码";
        }
      }
      function GiveInfo()
      {
        if(document.getElementById('ctl00$TextInfo').value=="")
        {
           document.getElementById('ctl00$TextInfo').value="请在此留言，我们会及时联系您";
        }
      }
       function cleanInfo()
      {
          if(document.getElementById('ctl00$TextInfo').value=="请在此留言，我们会及时联系您")
          {
             document.getElementById('ctl00$TextInfo').value="";
           }  
      }