YouTube loading animation
http://media.giphy.com/media/uiukiroMhsdgY/giphy.gif
How to Create a CSS3 Ajax Loading Icon Without Images - SitePoint
http://www.sitepoint.com/css3-ajax-loading-icon/
Fortunately, CSS3 allows us to create loading icons without images. They’re easy to create, scale, re-color, use on any background and don’t incur image downloads
How to Create a CSS3 Ajax Loading Icon Without Images - SitePoint
http://www.sitepoint.com/css3-ajax-loading-icon
Fortunately, CSS3 allows us to create loading icons without images. They’re easy to create, scale, re-color, use on any background and don’t incur image downloads
Funny loading statements to keep users amused - Stack Overflow
http://stackoverflow.com/questions/182112/funny-loading-statements-to-keep-users-amused
"So I thought it might be quite fun to come up with a batch of 50-or-so funny-looking messages and pick from them randomly so the user never knows what they're going to see. The time they would have spent growing impatient is fruitfully used."