Developing in PHP with NetBeans 6.8

The problem:
I love Textmate as an editor period.
There are some things though that I started missing while developing:

Code completion
Inline documentation
instant error checking
debugging from my editor
must have strong syntax highlighting support (for dark themes like my favourite Sunburst)

So I started looking around for an IDE(or Editor) that would work for me and that I could adhere [...]