Easily remove viruses from your Pen drives

Click Start-> run ->cmd->select your desired drive for eg:- f:->type dir/w/a this will show all the files in that drive.
Then type attrib -r -a -s -h *.*
this will remove any kind of restrictions on the file you wanna delete
Then type the file name to delete

the common types of viruses are
regsvr.exe
new folder.exe
ravmon.exe
autorun.inf