fix relative_path

public/src/client/account/header.js

@@ -74,7 +74,7 @@ define('forum/account/header', [
 				}, callback);
 			},
 			function() {
-				uploader.open(config.RELATIVE_PATH + '/api/user/' + ajaxify.data.userslug + '/uploadcover', { uid: yourid }, 0, function(imageUrlOnServer) {
+				uploader.open(config.relative_path + '/api/user/' + ajaxify.data.userslug + '/uploadcover', { uid: yourid }, 0, function(imageUrlOnServer) {
 					components.get('account/cover').css('background-image', 'url(' + imageUrlOnServer + '?v=' + Date.now() + ')');
 				});
 			},