var jump=function(e)
{
      
       e.preventDefault();
      
       var target = $(this).attr("href");
   
       $('html,body').animate(
       {
              
               scrollTop: $(target).offset().top
      
       },700,function()
       {
              
               location.hash = target;
       });

}

$(document).ready(function()
{
       $('a[href*=#]').bind("click", jump);
       return false;
});