Add label next to spinner to indicate what's happening.

public/css/default.css

@@ -688,8 +688,10 @@ a#previous_photo:hover, a#next_photo:hover {
 	background-color: #74AFCF;
 	height: 20px;
 	width: 20px;
+	margin: 0 5px;
 	-webkit-animation: sk-rotateplane 1.2s infinite ease-in-out;
 	animation: sk-rotateplane 1.2s infinite ease-in-out;
+	vertical-align: middle;
 }
 
 @-webkit-keyframes sk-rotateplane {