Navigation: Use data-url retrieved from Ajax request in its encoded form

Author: Gabriel Schulhof

js/widgets/pagecontainer.js

@@ -517,6 +517,11 @@ define( [
 					dataUrlRegex.test( RegExp.$1 ) &&
 					RegExp.$1 ) {
 					fileUrl = $.mobile.path.getFilePath( $("<div>" + RegExp.$1 + "</div>").text() );
+
+					// We specify that, if a data-url attribute is given on the page div, its value
+					// must be given non-URL-encoded. However, in this part of the code, fileUrl is
+					// assumed to be URL-encoded, so we URL-encode the retrieved value here
+					fileUrl = this.window[ 0 ].encodeURIComponent( fileUrl );
 				}
 
 				//dont update the base tag if we are prefetching