hi liquidcore,
look what i've found in the rules:
besides that - this thread's got a dynamic discussion and it's just 2 month old.
hi chrisleighk,
after you used the "move selection" tool to elongate the box, just use the paintbucket tool with white color. make sure, you're in the blackbox-layer. move the paintbucket tool in the frame and white it out. thats what i did...