javascripts/mixins/storable.js.coffee in overlay_me-0.12.1 vs javascripts/mixins/storable.js.coffee in overlay_me-0.13.0

@@ -1,17 +1,21 @@
 OverlayMe.Mixin.Storable = {
 
   loadCss: (element=@el, default_css) ->
+    return unless @id
     if ( cssData = localStorage.getItem(@id) )
       $o(element).css(JSON.parse(cssData))
+      # console.log 'load: ', @id, cssData
     else
       $o(element).css(default_css) unless default_css == undefined
     
   saveCss: (element=@el) ->
+    return unless @id
     @css_attributes_to_save = ['top', 'left', 'display', 'opacity'] unless @css_attributes_to_save
     cssData = {}
     for css_attribute in @css_attributes_to_save
       cssData[css_attribute] = $o(element).css(css_attribute)
+    # console.log 'save: ', @id, JSON.stringify(cssData)
     localStorage.setItem(@id, JSON.stringify(cssData))
 
 }