text:  $(".scroll").click(function(event){
       event.preventDefault();
       //calculate destination place
       var dest=0;
       if($(this.hash).offset().top > $(document).height()-$(window).height()){
            dest=$(document).height()-$(window).height();
       }else{
            dest=$(this.hash).offset().top;
       }
       //go to destination
       $('html,body').animate({scrollTop:dest}, 1000,'swing');
   });
  