// JScript 文件
function useryanzheng()
{
      var name = document.getElementById("Password1").value;
      var patrn = /^[\u4e00-\u9fa5A-Za-z0-9_]+$/ 
      var leng = name.length;
      if(leng>16)
      {
        document.getElementById("td10").innerHTML="*帐号不能大与16位，现在长度为"+leng;
      }
      else if(leng < 1)
      {
        document.getElementById("td10").innerHTML="*帐号不能为空";
      }
      else
     {
       document.getElementById("td10").innerHTML="";
       if (patrn.test(name))
       {
         document.getElementById("td10").innerHTML="";
       }
       else
      {
         document.getElementById("td10").innerHTML="*输入格式错误,请检查你的帐号格式";
      }
 }
}