Event.observe(window, 'load', function() {
$$('a[href^=#]:not([href=#])').each(function(element) {
element.observe('click', function(event) {
  new Effect.ScrollTo(this.hash.substr(1));
  Event.stop(event);
}.bindAsEventListener(element))
})
})
Event.observe(window, 'load', function() {
 $('view_source').observe('click', function(event){
   $('source').toggle();
   Event.stop(event);
 });
});