This plugin was posted originaly on the amxmod forum i coded it for amxmodx and made some changes.
Decsription :
This plugin takes the flashbangs out of css and puts them in 1.6.
It also plays the sound from css.
Only tested on amxmodx 1.75a
Installation :
Place the .amxx file in the plugins folder
Place the .sma file in your scripting folder
Place deaf_sound in cstrike/sound/misc folder
Add this line to you plugins.ini css_flashbangs.amxx