$j(function() {         	
    // initialize scrollable  
    $j("div#alertas").scrollable({ 
        items: '.items2',
		size: 1,
        interval: 5000, 
        loop: true,  
        speed: 1000, 
        onBeforeSeek: function() { 
            this.getItems().fadeTo(300, 0.2);         
        }, 
        onSeek: function() { 
            this.getItems().fadeTo(300, 1); 
        } 	        
    });     
     
});