Strip non-alphanumeric except spanish characters.

I'm currently strip all non-alphanumeric characters from a string in PHP like this:

I'd like to change it so it doesn't strip spanish characters.

FYI, my server's locale is english-us.

The spanish characters I don't want to strip include:

In hexadecimal they'd be:
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CtrlAltDlAuthor Commented:
I got to do a little more testing on it, but I think this is meeting my needs.
CtrlAltDlAuthor Commented:
Unfortunately I still haven't tested it thoroughly, but I didn't want to leave this question open any longer.  Thanks for your response!
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Regular Expressions

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