// JavaScript Document
function Inint_AJAX() {
   try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch(e) {} //IE
   try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {} //IE
   try { return new XMLHttpRequest(); } catch(e) {} //Native Javascript
   alert("XMLHttpRequest not supported")
   return null
}

function tabclick(id) {
  var ul = document.getElementById(id).parentNode
  var lilist = ul.getElementsByTagName("li")
  for (var n = 0; n < lilist.length; n++) {
    if (lilist[n].id == id) lilist[n].className="selected"
    else lilist[n].className=""
  }
}

function tabclickmain(id, page) {
  document.getElementById('content_tab').innerHTML = '<center ><BR/>&nbsp;&nbsp; Loading...</center><BR/>' //รูปรอโหลด
  var ul = document.getElementById(id).parentNode
  var lilist = ul.getElementsByTagName("li")
  for (var n = 0; n < lilist.length; n++) {
    if (lilist[n].id == id) lilist[n].className="selected"
    else lilist[n].className=""
  }
  var req = Inint_AJAX() 
    req.open('GET', page, true)
    req.onreadystatechange = function() {
    if (req.readyState == 4) {
      if (req.status == 200) { 
        document.getElementById("content_tab").innerHTML = req.responseText 
      }
    }
  }
  req.send(null) 
}

function tabclick21(id, page) {
  document.getElementById('content_tab').innerHTML = '<center ><BR/>&nbsp;&nbsp; Loading...</center><BR/>' //รูปรอโหลด
  var ul = document.getElementById(id).parentNode
  var lilist = ul.getElementsByTagName("li")
  for (var n = 0; n < lilist.length; n++) {
    if (lilist[n].id == id) lilist[n].className="selected"
    else lilist[n].className=""
  }
  var req = Inint_AJAX() 
    req.open('GET', page, true)
    req.onreadystatechange = function() {
    if (req.readyState == 4) {
      if (req.status == 200) { 
        document.getElementById("content_tab").innerHTML = req.responseText 
      }
    }
  }
  req.send(null) 
}
function tabclick2(id, page) {
  document.getElementById('content_tab2').innerHTML = '<center ><BR/>&nbsp;&nbsp; Loading...</center><BR/>' //รูปรอโหลด
  var ul = document.getElementById(id).parentNode
  var lilist = ul.getElementsByTagName("li")
  for (var n = 0; n < lilist.length; n++) {
    if (lilist[n].id == id) lilist[n].className="selected"
    else lilist[n].className=""
  }
  var req = Inint_AJAX() 
    req.open('GET', page, true)
    req.onreadystatechange = function() {
    if (req.readyState == 4) {
      if (req.status == 200) { 
        document.getElementById("content_tab2").innerHTML = req.responseText 
      }
    }
  }
  req.send(null) 
}

function hideUrl(){
window.status="";
return true;
}