$j for use with jQuery.noConflict(); smooth scrolling with anchor tags. reference http://css-tricks.com/snippets/jquery/smooth-scrolling/

smoothscroll.js

  function filterPath(string) {
  return string
    .replace(/^\//,'')
    .replace(/(index|default).[a-zA-Z]{3,4}$/,'')
    .replace(/\/$/,'');
  }
  var locationPath = filterPath(location.pathname);
  var scrollElem = scrollableElement('html', 'body');
   $j('body a[href*=#]').each(function() {
    var thisPath = filterPath(this.pathname) || locationPath;
    if (  locationPath == thisPath
    && (location.hostname == this.hostname || !this.hostname)
    && this.hash.replace(/#/,'') ) {
      var $scrolltarget = $j(this.hash), target = this.hash;
      if (target) { 
        var targetOffset = $scrolltarget.offset().top - 70;; //remove -70 to not account for section header
        $j(this).click(function(event) {
          event.preventDefault();
          $j(scrollElem).animate({scrollTop: targetOffset}, 400, function() {
            location.hash = target; //comment this out for proper spacing
          });
        });
      }
    }
  });
  // use the first element that is "scrollable"
  function scrollableElement(els) {
    for (var i = 0, argLength = arguments.length; i <argLength; i++) {
      var el = arguments[i],
          $scrollElement = $j(el);
      if ($scrollElement.scrollTop()> 0) {
        return el;
      } else {
        $scrollElement.scrollTop(1);
        var isScrollable = $scrollElement.scrollTop()> 0;
        $scrollElement.scrollTop(0);
        if (isScrollable) {
          return el;
        }
      }
    }
    return [];
  }