[Done]Online text file editor PHP script

so this is how it goes..
I need a PHP script to edit the contents of a PHP file online, on the same host and in the same folder, with all the permisions..
Can anyone help me with this?
Answer #1
If you have a control panel like Cpanel it would do it for you if not, try a file manager.
http://phpfm.sourceforge.net/
Answer #2
*slaps himself*
OMG forgot about Cpanel
thanks for reminding me