Try to rework footer

* try to fix enableButtonShadow(), seems an init is missing
* shadow fixed

src/gui/components/cc_item_picture.h

@@ -144,12 +144,12 @@ class CComponentsPicture : public CComponentsItem
 		///returns current assigned image name
 		std::string getPictureName(){return pic_name;}
 
-		///handle image size
-		virtual void getSize(int* width_image, int *height_image);
-		///return width of component
-		virtual int getWidth();
-		///return height of component
-		virtual int getHeight();
+// 		///handle image size
+// 		void getSize(int* width_image, int *height_image);
+		///return width of item
+		int getWidth();
+		///return height of item
+		int getHeight();
 
 		///set width of object and image, value >0 causes scale of image, parameter keep_aspect = true causes scaling of height with same aspect, default = false
 		virtual void setWidth(const int& w, bool keep_aspect = false);