function linkAjax(link, destino,nohistorial)
		  {							                
                if(!nohistorial){                                             
                  unFocus.History.addHistory(link);
                }else{
                    linkAjax2(link, destino);
                }
								
         }

   	      function linkAjax2(link, destino)
		  {
                
                
				new Request.HTML({
						   url:link,
						   update:destino,
                           useWaiter: true,
                           waiterOptions: {
                                fxOptions: {duration: 500}
                              },
						   evalScripts: true,
						   onSuccess: function (responseTree, responseElements, responseHTML, responseJavaScript){

                             pageTracker._trackPageview(link);
                             
                             cargando = false;
						   }


						  }).post();
         }
   

          function FormAjax(formulario,destino) {		
                      
						new Request.HTML({
							   url:formulario.action,
							   update:destino,
                               useWaiter: true,
                               waiterOptions: {
                                    fxOptions: {duration: 500}
                                  },
							   evalScripts: true,
							   onSuccess: function (responseTree, responseElements, responseHTML, responseJavaScript){
								  
									/*barra.ocultar();	
									barra = null;*/
							   }
							  }).post(formulario);

                  

				
				/*
				formulario.send({
					update: destino,
					evalScripts: false,
					onComplete: function(xml) {
					
						//alert(xml);
						
					//	$('barraPrecarga').setStyle('display','none');
					//	$('capaAjax').setStyle('display','block');
						//destino.removeClass('ajax-loading');	
						//pageTracker._trackPageview(form.action );												
						this.evalScripts();
						//barra.ocultar();
						//barra = null;
					}
				});
               */
			 
				return false;
           }    
		
		
		
      function abrirImagenes(destino){
          Mediabox.open('index.php?option=com_media&view=images&tmpl=component&origen='+destino, 'Seleccione una imagen - luego CLOSE para cerrar', 'mediabox[1000 430]')
      }		
	  
     function dialogoModal(link,vuelta,texto,alto,ancho){
          Mediabox.open(link+'&vuelta='+vuelta, texto, 'mediabox['+alto +' ' +ancho +']');
      }