If I remember correctly the styles are also stored in the beginning of the file if you open it just with a text editor.
[quote:2dz1nblw]
Style: Default,Arial,20,&H00FFFFFF,&H000000FF,&H00000000,&H00000000,0,0,0,0,100,100,0,0,1,2,2,2,10,10,10,1
You can also make multiple styles, this would be way easier for you to color like sutekidayo did:
Style: Default,David,21,&H00FFFFFF,&H000000FF,&H00000000,&H00000000,-1,0,0,0,100,100,0,0,1,2,2,2,10,10,10,0
Style: Endou Dialouge,Bauhaus 93,23,&H000565D1,&H000000FF,&H00D4E1F9,&H00041426,-1,0,0,0,100,100,0,0,1,2,2,2,10,10,10,0
Style: Endou Commentary,Bauhaus 93,22,&H000565D1,&H000000FF,&H00BED3F9,&H00485E76,0,0,0,0,100,100,0,0,1,1,1,8,10,10,10,0
Style: Matsumoto Dialouge,Cooper Black,22,&H001515B0,&H00DADAE8,&H00DADAEA,&H00595971,-1,0,0,0,100,100,0,0,1,1,2,2,10,10,10,0
Style: Matsumoto Commentary,Cooper Black,20,&H001C1DA8,&H00DADAE8,&H00DADAEA,&H00595971,0,0,0,0,100,100,0,0,1,1,2,8,10,10,10,0
Style: Tanaka Dialouge,FrankRuehl,23,&H00A50089,&H000000FF,&H00EAC9E8,&H00796677,-1,0,0,0,100,100,0,0,1,2,2,2,10,10,10,0
Style: Tanaka Commentary,FrankRuehl,20,&H00B00393,&H000000FF,&H00EAC9E8,&H00796677,0,0,0,0,100,100,0,0,1,2,2,8,10,10,10,0
Style: Fujiwara,Jivetalk,24,&H00A73B1C,&H000000FF,&H00FCF8F7,&H00000000,-1,0,0,0,100,100,0,0,1,1,3,2,10,10,10,0
Style: Yamasaki Dialouge,Gill Sans MT,24,&H000D8701,&H000000FF,&H00B6F8B5,&H00577956,-1,0,0,0,100,100,0,0,1,2,2,2,10,10,10,0
Style: Yamasaki Commentary,Gill Sans MT,20,&H000D8701,&H000000FF,&H00B6F8B5,&H00577956,-1,0,0,0,100,100,0,0,1,2,2,8,10,10,10,0
Style: Hamada Dialouge,Eras Bold ITC,25,&H00B13D2C,&H000000FF,&H00FFECEB,&H005A1F1D,-1,0,0,0,100,100,0,0,1,1,3,2,10,10,10,0
Style: Hamada Commentary,Eras Bold ITC,21,&H00B13D2C,&H000000FF,&H00FFECEB,&H003C1514,-1,0,0,0,100,100,0,0,1,1,3,8,10,10,10,0
[/quote:2dz1nblw]
I hope you understand, then you only need to choose the style in Aegisub. Have a look at [Bikkuri] Gaki no Tsukai High School Batsu Game[XviD 640 x 426].ass