Tell us how you fixed your issue in case others have the same problem.
If you want to know how to link your blank.jpg to a static page this is how.
Create a static item, create a new Article in the same way as for standard content and rather than relating this to a particular Section and Category just select Uncategorized as the option in the Section and Category drop down lists.
Go to the Menu you want to add an item to, then select new, for a new menu item. Click Artical>Artical layout. This will link you directly to any artical in your system. On the left, enter the title of the link you want to make, then on the right you will see "Parameters - Basic" and within this, you will see "Select Article". Hit select, and choose the artical you want. Now all you need to do is hit save!
Best Regards