mounting dmg files on mac?

Hey i have just downloaded photoshop cs4 for mac and i hav to mount it to install.. What program should i use to do this. Last time i tried to do it with cs2 it wouldnt work.. i was using a program called mount me..
Im sure its prety obvious and simple on how to do it or what program to use..lol
can anyone help please?
thanks
Answer #1
i had a mac about half a year ago, and as far as im concerned you dont need to use any external program, as your mac should be able to open any .dmg files with its factory explorer
Answer #2
Moving ~ .
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Answer #3
Just double-click on the .dmg file. Mac OS will read, test and open the image.
No additional program is required.
Answer #4
ok hopefully this time it will work then.
thanks alot for the help