var Ajax;
if (Ajax && (Ajax != null)) {
	Ajax.Responders.register({
	  onCreate: function() {
        if($('spinner') && Ajax.activeRequestCount>0)
          Effect.Appear('spinner',{duration:0.5,queue:'end'});
	  },
	  onComplete: function() {
        if($('spinner') && Ajax.activeRequestCount==0)
          Effect.Fade('spinner',{duration:0.5,queue:'end'});
	  }
	});
}

function showOptions(name){
    var someNodeList = $('toolbar').getElementsByTagName('a');
    var nodes = $A(someNodeList);
    nodes.each(function(node){        
        node.className = ''; //reset
    });
    nodes.each(function(node){        
        if(node.innerHTML == name){
            node.addClassName('selected');
        }
    });
}