({
    afterRender : function(component,helper)
    {
        console.log('After render called');
        this.superAfterRender();	
        var scrolled = component.get("v.pageontopShow");
        window.onscroll = function(){
            if(window.pageYOffset == 0){
                component.set("v.pageontopShow",false);
            }else{
                component.set("v.pageontopShow",true);
            }
        }
        console.log('After render ended');
    }
    
})