function isLogined(bid)
{   
     request.open("Post","Default_Ajax.aspx",true);
     request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
     request.onreadystatechange=_isLoginHelpered;
     request.send("action=B2b&bid="+bid);
}
function _isLoginHelpered()
{
  if(request.readyState==4)
  {
     if(request.status==200)
     {
         if(request.responseText=="no")
         {
                 alert("对不起,没找到您的登陆信息,请先登陆!");
                 return false;
         }
         else
         {
			   window.location=request.responseText;
               return true;
		 }
     }
     else
     {
                alert("内部服务器错误:"+request.statusText+"，请重试或请联系网站管理员!");
                return false;
     }
  }
}

function loadOrg_Fld()
     {
         var cn=document.getElementById("org_fld");
         if(cn.childNodes.length==2)
         {
               request.open("Post","GetServerData.aspx",true);
               request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
               request.onreadystatechange=renderOrg_Fld;
               request.send("action=gf");
         }
     }
     
    function renderOrg_Fld()
    {
        if(request.readyState==4)
        {
           if(request.status==200)
           {
               var xdoc=request.responseXML;
               var lst=xdoc.documentElement.childNodes;
               var cnt=lst.length;
               var con=document.getElementById("org_fld");
               for(var i=0;i<cnt;i++)
               {
                  var fld=document.createElement("option");
                  fld.value=lst[i].childNodes[0].text;
                  fld.innerText=lst[i].childNodes[1].text;
                  con.appendChild(fld);
               }
           }
           else
           {
               alert("错误:"+request.statusText+",请刷新,若还不行,请联系网站负责人!");
           }
        }
    }
    
    function loadOrg_Dtr()
    {
       var cn=document.getElementById("org_dtr");
       if(cn.childNodes.length==2)
       {
         request.open("Post","GetServerData.aspx",true);
         request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
         request.onreadystatechange=renderOrg_Dtr;
         request.send("action=gd");
       }
    }
    
    function renderOrg_Dtr()
    {
       if(request.readyState==4)
       {
           if(request.status==200)
           {
               var xdoc=request.responseXML;
               var lst=xdoc.documentElement.childNodes;
               var cnt=lst.length;
               var con=document.getElementById("org_dtr");
               for(var i=0;i<cnt;i++)
               {
                  var fld=document.createElement("option");
                  fld.value=lst[i].childNodes[0].text;
                  fld.innerText=lst[i].childNodes[1].text;
                  con.appendChild(fld);
               }
           }
           else
           {
               alert("错误:"+request.statusText+",请刷新,若还不行,请联系网站负责人!");
           }
       }
     }
     
    function search()
    {
      var frm=document.forms[0];
      var fid=frm.org_fld.value;
      var did=frm.org_dtr.value;
      var lst=frm.b2b_it;
      var it=null;
      if(lst[0].checked)
      {
         it=lst[0].value;
      }
      else
      {
        it=lst[1].value;
      }
      var kw=frm.org_kw.value;
      var url="B2bInfos.aspx?fld="+fid+"&dtr="+did+"&kw="+kw+"&infoType="+it;
      location=url;
    }