My laptop does not open Firefox and sites like orkut whenever I try to open a pop window comes and tell me quote " i dont hate firefox use internet explorer or i.e you dope" .

Check here: I Don’t Hate Firefox But Use IE or Else — Significant Figures

And here: How to remove I don't hate Firefox, but use only Internet explorer Worm[ Readers Question #4 ]

Try a new Firefox profile

Profile Manager - MozillaZine Knowledge Base


Then check for malware

Bleeping Computer - Computer Help and Discussion