If you are still looking for an answer then yes you can create multiple WM purse only if you are a WM Keeper classic user. Its not just WMZ purse, you can create other WM purse too and label them easily.
Sorry guys but I have another question about webmoney , mine is mini how can i change it to Keeper classic ? I tried since few days ago but I cant do it , it seems there are a long steps to do !
Any hope ? or i should open another one and shoose Keeper classic at first ?