function checkcert()
    {
        var nRet,CertSubject,CertCN;
        nRet = document.JITCertToolkits1.InitClientCert;
        if (nRet != 0)
        {
            return  false;
        }
        CertCN = document.JITCertToolkits1.ClientSignCertCN;
        loginForm.name.value = CertCN;
        send_request("/inc/jsp/setKey.jsp","KHSH="+CertCN,readkeyDone)
    }
   function readkeyDone(){
		if (http_request.readyState == 4) {
		    //loginForm.cxbt.disabled=false;
		    //loginForm.pjbt.disabled=false;
			loginForm.Cerkey.value = http_request.responseText;
			getKhxx(document.JITCertToolkits1.ClientSignCertCN,'','','','KHMC','','','','','','','','ZZJG_DM','','','');
	    }
	}

	 function checkform(obj)
    {
		obj.loginsub.disabled = true;
		obj.loginreset.disabled = true;
        if (obj.name.value.length < 1)
        {
            alert("信息输入提示：\n您登录时必须要有纳税人识别号！\n请您关闭浏览器重新登录系统!");
            obj.name.focus();
            obj.name.select();
			obj.loginsub.disabled = false;
			obj.loginreset.disabled = false;
            return false;
        }
         if (obj.name.value.length > 20)
        {
            alert("信息输入提示：\n您的纳税人识别号超过20位！\n请您确认后再登录系统!");
            obj.name.focus();
            obj.name.select();
			obj.loginsub.disabled = false;
			obj.loginreset.disabled = false;
            return false;
        }
		obj.submit();
        return true;
    }
    function ifIEversion(){
      var ver = window.navigator.appVersion;
      var intver =  parseFloat(ver.substr(22,3))
          if(intver <= 5.5){
            alert("您的IE浏览器版本过低，\n本系统要求IE浏览器版本在 Ver6.0 以上，\n建议到：\nhttp://www.htjs.net\n下载最新版本的IE浏览器，\n确定进入下载页面？")
            location.href = "http://www.htjs.net/server/xzyw/xzzx/downloadview.jsp?ad=4&mid=47&mcond=4&download_id=272";
          }
  }
  window.attachEvent("onload",ifIEversion);
  window.attachEvent("onload",checkcert);