Don't let the user lose scroll control when a '.page-scroll a' is clicked.

When ‘.page-scroll a’ is clicked, the user cannot stop the document
from scrolling until the document has reached the selected section.
This commit allows the user to stop a scroll anytime they want.

js/freelancer.js

@@ -8,9 +8,16 @@
 $(function() {
     $('body').on('click', '.page-scroll a', function(event) {
         var $anchor = $(this);
-        $('html, body').stop().animate({
+
+        $('html, body')
+        .bind('scroll mousedown DOMMouseScroll mousewheel keyup', function(){
+          $('html, body').stop();
+        })
+        .stop()
+        .animate({
             scrollTop: $($anchor.attr('href')).offset().top
         }, 1500, 'easeInOutExpo');
+
         event.preventDefault();
     });
 });