$("#logo" + index).attr('src', logo);
srcattribute of your <img> tags
Guys I just found this amazing blog it collects the headlines of the latest stories from the best sites and blogs that cover web dev and web design topics : https://alldevtop.blogspot.com
timeline.cssbeing one of them? Also 'hammer.js' - maybe you had a problem uploading? Looks like it is on a good track, though, so far!