#2014, changed visible to 2 day limit in zoom

lib/timeline/TimeStep.js

@@ -610,7 +610,7 @@ TimeStep.prototype.getClassName = function() {
     case 'day':
       var day = current.date();
       var month = current.format('MMMM').toLowerCase();
-      return 'vis-day' + day + ' vis-' + month + currentMonth(current) + even(day - 1) + today(current) +' vis-' + current.format('dddd').toLowerCase();;
+      return 'vis-day' + day + ' vis-' + month + currentMonth(current) + even(day - 1) + (this.step <= 2 ? today(current) +' vis-' + current.format('dddd').toLowerCase() : an class="s1">'');
 
     case 'month':
       return 'vis-' + current.format('MMMM').toLowerCase() +