function ajaxAddUserFriend(obj,idUser,sAction) {
	obj = $(obj).getParent('li');
	if(sAction!='link' && sAction!='accept') {
		sText = obj.getElement('form textarea').get('value');
		obj.getElement('form').getChildren().each(function(item){item.setProperty('disabled','disabled')});
	} else
		sText='';

	sPath = aRouter.profile + (sAction == 'accept' ? 'ajaxfriendaccept/' : 'ajaxfriendadd/');

	ls.json(sPath, {idUser: idUser,userText: sText}, function(result) {
  		if (obj) {
	   		item = new Element('li',{'html':result.sToggleText});
			item.getElement('li').inject(obj.getParent('ul'),'top');
   			obj.dispose();
   		}
	}, function() {
		obj.getElement('form').getChildren().each(function(item){item.removeProperty('disabled')});
	});
}

function ajaxDeleteUserFriend(obj,idUser,sAction) {
	obj=$(obj).getParent('li');
	ls.json(aRouter.profile+'ajaxfrienddelete/', {idUser: idUser, sAction: sAction}, function(result) {
  		if (obj) {
	  		item = new Element('li',{'html':result.sToggleText});
			item.getElement('li').inject(obj.getParent('ul'),'top');
			obj.dispose();
		}
	});
}