My daughter has been given a secondhand computer by her freind running vista home premium. She does a lot of photowork and uses CS3. I have installed it on her pc and it works fine, however whenever i try to open another program, it opens CS3. Try to open word it opens CS3, open picassa it open CS3, any programe i try to open alwaysCS3. I have scaned for viruses but nothing, really strange. If i unistall CS3 everything back 2 normal. Help b4 daughter kills me.