function tuttum_it(node_id,model){
    if(!document.logged_in){
        window.location=document.network_center_url+'giris?komut='+document.site_name+'-tuttum-'+node_id+'&git='+encodeURI(window.location);
        return false;
    }

  if(document.tuttum_processes[node_id]){
      return false;
  } else {
      new Ajax.Request(document.ajax_root_url+model+'/tuttum/'+node_id,{
          asynchronous: true,
          evalScripts:  true,
          onComplete:   function(request){
              stoptuttumAni(node_id, request.responseText)
          },
          onLoading:    function(request){
              document.tuttum_processes[node_id]=true;starttuttumAni(node_id)
          }
      });
  }
}

function starttuttumAni(node_id){
  if(document.tuttum_classes[node_id]=='tutted'){
      blue2white(node_id);
  }else{
      white2blue(node_id);
  } 
  
}

function blue2white(node_id){ 
    //console.debug('node-'+node_id);
    
    $('nodet-'+node_id).setAttribute('class', 'tut-h2');
    //new Effect.Highlight('nodet-'+node_id,{startcolor:"#afe7ff",endcolor:"#ffffff",restorecolor:"#ffffff"});
}

function white2blue(node_id){
    //console.debug('node-'+node_id);
    $('nodet-'+node_id).setAttribute('class', 'tutted-h2');
    //new Effect.Highlight('nodet-'+node_id,{startcolor:"#ffffff",endcolor:"#afe7ff",restorecolor:"#afe7ff"});
}