don't display a blank line if an item doesn't have a title

source/Ox.UI/js/List/Ox.IconItem.js

@@ -109,7 +109,10 @@ Ox.IconItem = function(options, self) {
         .mouseenter(mouseenter)
         .mouseleave(mouseleave);
     if (!self.infoIsObject) {
-        that.$text.html(self.title + '<br/><span class="OxInfo">' + self.info + '</span>')
+        that.$text.html(
+            (self.title ? self.title + '<br/>' : '')
+            + '<span class="OxInfo">' + self.info + '</span>'
+        );
     } else {
         that.$text.append(self.title).append(self.info);
     }

source/Ox.UI/js/List/Ox.InfoList.js

@@ -101,6 +101,7 @@ Ox.InfoList = function(options, self) {
                     position: 'absolute',
                     width: getItemWidth() - 144 + 'px',
                     height: 196 + 'px',
+                    marginTop: '-2px',
                     overflow: 'hidden'
                 })
                 .appendTo($info);
@@ -200,6 +201,10 @@ Ox.InfoList = function(options, self) {
         return that;
     };
 
+    that.updateInfo = function(id, options) {
+        // ...
+    }
+
     that.value = function(id, key, value) {
         // fixme: make this accept id, {k: v, ...}
         if (arguments.length == 1) {