Wiki Wrote:AddEffectVoice(string& asVoiceFile, string& asEffectFile, string& asTextCat, string& asTextEntry, bool abUsePosition, string& asPosEntity, float afMinDistance, float afMaxDistance);
asVoiceFile - the voice to play
asEffectFile - the effect to play
asTextCat - the category in the .lang file
asTextEntry - the text entry in the .lang file
abUsePosition - plays using 3D from the entity, or without 3D
asPosEntity - the entity at which the effect appears
afMinDistance - minimum distance to see the effect
afMaxDistance - maximum distance to see the effect
That function play a voice and you can specify the category and entry name for the subtitles. The subtitles will last as long as the voice file does.