function loading(id){
    var d=document.getElementById(id); 
    d.innerHTML='<br><center><img src="/istts.edu/images/loading.gif"></center><br>';
 //     '<center><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="100" height="50">'+
 //     '<param name="movie" value="/istts.edu/images/loading.swf">'+
 //     '<param name="quality" value="high">'+
 //     '<embed src="/istts.edu/images/loading.swf" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="100" height="50"></embed>'+
 //     '</object></center>';
 
}

function opennav_admin(url,index) {        
    if (window.XMLHttpRequest)
     http_request = new XMLHttpRequest();
    else
     http_request = new ActiveXObject("Microsoft.XMLHTTP");
     
    http_request.onreadystatechange = function() {
        handle_json_opennav_admin(http_request,index)
      };
    http_request.open("GET", url, true);
    http_request.send(null);   
  }
  
function handle_json_opennav_admin(http_request,index) {
   if (http_request.readyState == 4) {
    var feature = document.getElementById('nav-left-admin');
    feature.innerHTML = http_request.responseText;
    if (index!=null){
        var parent=document.getElementById('nav-left-admin');
        var li=parent.getElementsByTagName('li');
        for(var i=0;i<li.length;i++){
         if (li[i].className=='open-visited') {li[i].className='open'; }
        }
        li[index].className='open-visited';

        
    }
    
   }   
  }
  
  
function paging_admin(url,qstr,index) {  
    loading('lberita');         
    if (window.XMLHttpRequest)
     http_request = new XMLHttpRequest();
    else
     http_request = new ActiveXObject("Microsoft.XMLHTTP");
     
    http_request.onreadystatechange = function() {
        handle_json_paging_admin(http_request,index)
      };
      
     
    url=url+"?"+qstr;  
    http_request.open("GET", url, true);
    http_request.send(null);   
  }
  
function handle_json_paging_admin(http_request,index) {

   if (http_request.readyState == 4) {
    var docu = document.getElementById('lberita');
    docu.innerHTML = http_request.responseText;
    
    var parent=document.getElementById('paging');
    var li=parent.getElementsByTagName('li');
    
    for(var i=0;i<li.length;i++){
     
     if (li[i].className=='visited') {li[i].className='normal'; }
    }
    li[index].className='visited';
    
    var parent=document.getElementById('paging1');
    var li=parent.getElementsByTagName('li');
    
    for(var i=0;i<li.length;i++){
     
     if (li[i].className=='visited') {li[i].className='normal'; }
    }
    li[index].className='visited';
        
    } 
          
}
     
function nav_paging(url,qstr) {        
    if (window.XMLHttpRequest)
     http_request = new XMLHttpRequest();
    else
     http_request = new ActiveXObject("Microsoft.XMLHTTP");
     
    http_request.onreadystatechange = function() {
        handle_json_nav_paging(http_request)
      };
      
     
    url=url+"?"+qstr;  
    http_request.open("GET", url, true);
    http_request.send(null);   
  }
  
  
function handle_json_nav_paging(http_request) {
   if (http_request.readyState == 4) {
    var docu = document.getElementById('paging');
    docu.innerHTML = http_request.responseText;
    var docu1 = document.getElementById('paging1');
    docu1.innerHTML = http_request.responseText;
       
    }         
}
  
  
function get_detail(url,id) { 
    loading(id);       
    if (window.XMLHttpRequest)
     http_request = new XMLHttpRequest();
    else
     http_request = new ActiveXObject("Microsoft.XMLHTTP");
     
    http_request.onreadystatechange = function() {
        handle_json_get_detail(http_request,id)
      };
    url=url+'?id='+id;       
    http_request.open("GET", url, true);
    http_request.send(null);   
  }
  
  
function handle_json_get_detail(http_request,id) {
   if (http_request.readyState == 4) {
    var docu = document.getElementById(id);
    docu.innerHTML = http_request.responseText;
       
    }         
}