// JavaScript Document
$(function() {  
   $('a[href*=#],area[href*=#]').click(function() {  
     if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'')  
       && location.hostname == this.hostname) {  
       var $target = $(this.hash);  
       $target = $target.length && $target  
         || $('[name=' + this.hash.slice(1) +']');  
       if ($target.length) {  
         var targetOffset = $target.offset().top - 20;  
         $('html,body')  
           .animate({scrollTop: targetOffset}, 1000);  
         return false;  
       }  
     }  
   });  
 });