Spy Sweeper and Spyware Blaster are different applications for different purposes.
The Panda online scan should work with Firefox or Internet Explorer
http://www.pandasecurity.com/homeusers/solutions/activescan/
As it says in the 5 Steps, if you have troubles with one of the steps, simply make note of it in your reply in the HijackThis Log Help forum.
I've moved this post out of the HJT section, so as to give you guidance...however, please do create a new topic in the HJT section once you have the requested logs from Step 5.
The Panda online scan should work with Firefox or Internet Explorer
http://www.pandasecurity.com/homeusers/solutions/activescan/
Try IE if Firefox doesn't work for you....but I just had troubles with both browsers. Panda may be having some issues.
As it says in the 5 Steps, if you have troubles with one of the steps, simply make note of it in your reply in the HijackThis Log Help forum.
I've moved this post out of the HJT section, so as to give you guidance...however, please do create a new topic in the HJT section once you have the requested logs from Step 5.