This might help
1. google sandboxie - install free version -
1a. you can run 2 merge sites at once with free, all of em with pay version
b. you can run cake 2.0 (not 1.0) when I open the 2nd cake you will poss get warning popups close n ignore
the 2nd cake site will open youll know it when you click on it the edge turns yellow
2. doesnt matter what you open first just have first 1 completely open
3. to open a prog boxed from your desktop rt click the prog you want to open. a bar will open towards the top of list you will see "run sandboxed". click and program will open.