Hi Maria, Thanks for the details on the error report. I will try to reproduce and fix the error. -Steve On 3/13/13 5:07 AM, MARIA GALEA wrote: > Hi again, > so I tried to get more information about the error - I'm sending a > screenshot of the it. All students have Windows 7 and use Firefox version > 19.0.2. > > Hope this can be solved, > Thanks > Maria