1 files changed, 4 insertions, 1 deletions
diff --git a/lib/scripts/edit.js b/lib/scripts/edit.js
index 215e647b5..acf612217 100644
--- a/lib/scripts/edit.js
+++ b/lib/scripts/edit.js
@@ -61,7 +61,10 @@ function createPicker(id,props,edid){
 
     // create the wrapping div
     var picker            = document.createElement('div');
-    picker.className      = 'picker '+props['class'];
+    picker.className      = 'picker';
+    if(props['class']){
+        picker.className += ' '+props['class'];
+    }
     picker.id             = id;
     picker.style.position = 'absolute';
     picker.style.display  = 'none';