This time is wasn't just one window that bugged me to death. It was 25 of them. I soo hated opening every bag in my bank to find an item I placed there. I decided to add tabs to the BigBank window and put them into groups of six.
Here is what the window looks like tab by tab:
Here is the file to add to your current download:
EgrasUI Super BigBank Window
Here is the file to put it back to the old way:
Original EgrasUI BigBank Window