I am a windows XP user and whenever i install litestep it works and loads the simplicity theme fine but whenever i try to change the theme to a different one that i downloaded it just tries to then stops. i have to go to the task manager and open lsts and switch back. can anyone help me figure out why i can't open different themes.. i havn't played with my litestep i just installed it.

There are about 40 threads on this already, 2 of which are sticky. Please read the forums.