new cards

app/helpers/merged/view_helper.rb

@@ -6,17 +6,19 @@ module Merged
       "merged/view/" + section.template
     end
 
+    # background image as inline style
     def bg(section)
       return "" if section.image.blank?
       puts "--#{Image.image_root}/#{section.image}--"
       img = asset_url( "#{Image.image_root}/#{section.image}" )
       "background-image: url('#{img}');"
     end
-    def image_for(section , classes)
-      image_tag("#{Image.image_root}/#{section.image}" , class: classes)
-    end
-    def has_button(section)
-      section.content['button']
+
+    # works for with sections and cards that respond to .image
+    def image_for(element , classes)
+      return "" if element.image.blank?
+      image_tag("#{Image.image_root}/#{element.image}" , class: classes)
     end
+
   end
 end