Thank you very much!
I did design them as me go... :-)
If you know as to sew square purse you will have not difficult sew as mine.
In the square upper and lower folds are identical.
I make the different folds: upper folds are shorter than lower folds.
square version
[ATTACH=CONFIG]59741[/ATTACH]
for trapeze:
[ATTACH=CONFIG]59742[/ATTACH]