Originally Posted by Jellby
Would you consider opening the source text in an external editor? That would let the user benefit for advanced editing and regexp options in vim, emacs, Notepad+ or whatever...
That kinda sounds like admitting failure.
But it's an interesting idea. I still plan on making a powerful search&replace dialog (along the lines of the dialogs in Dreamweaver and Notepad++), but I'll think about this.