Как писать разными шрифтами:
[b][b] - Arial - [/b][/b]
[b][b][i] - Arial Black - [/i][/b][/b]
[b][b][u] - Arial Narrow - [/u][/b][/b]
[b][b][s] - Book Antiqua - [/s][/b][/b]
[b][b][b] - Bookman Old Style - [/b][/b][/b]
[i][i] - Century Gothic - [/i][/i]
[i][i][i] - Comic Sans MS - [/i][/i][/i]
[i][i][u] - Courier New - [/u][/i][/i]
[i][i][s] - Franklin Gothic Medium - [/s][/i][/i]
[i][i][b] - Garamond - [/b][/i][/i]
[b][b][b][u] - Georgia - [/u][/b][/b][/b]
[b][b][b][b][i] - Impact - [/i][/b][/b][/b][/b]
[b][b][b][b][u] - Lucida Console - [/b][/b][/b][/b][/u]
[b][b][b][b][s] - Lucida Sans Unicode - [/s][/b][/b][/b][/b]
[b][b][b][b][b] - Microsoft Sans - [/b][/b][/b][/b][/b]
[i][i][i] - MS Reference Sans - [/i][/i][/i]
[i][i][i][i] - Palatino Linotype - [/i][/i][/i][/i]
[i][i][i][u] - Sylfaen - [/u][/i][/i][/i]
[i][i][i][s] - Tahoma -  [/s][/i][/i][/i]
[i][i][i][b] - Times New Roman - [/b][/i][/i][/i]
[b][b][b][i] - Trebuchet MS - [/i][/b][/b][/b]
[b][b][b][u] - Verdana - [/u][/b][/b][/b]
[b][b][b][s] - Fantasy - [/s][/b][/b][/b]
 
как выглядит:
[b] - Arial - [/b]
[b] - Arial Black - [/b]
[b] - Arial Narrow - [/b]
[b] - Book Antiqua - [/b]
[b][b] - Bookman Old Style - [/b][/b]
[i] - Century Gothic - [/i]
[i][i] - Comic Sans MS - [/i][/i]
[i] - Courier New - [/i]
[i] - Franklin Gothic Medium - [/i]
[i] - Garamond - [/i]
[b][b] - Georgia - [/b][/b]
[b][b][b] - Impact - [/b][/b][/b]
[b][b][b] - Lucida Console - [/b][/b][/b]
[b][b][b] - Lucida Sans Unicode - [/b][/b][/b]
[b][b][b][b] - Microsoft Sans - [/b][/b][/b][/b]
[i][i] - MS Reference Sans - [/i][/i]
[i][i][i] - Palatino Linotype - [/i][/i][/i]
[i][i] - Sylfaen - [/i][/i]
[i][i] - Tahoma -  [/i][/i]
[i][i] - Times New Roman - [/i][/i]
[b][b] - Trebuchet MS - [/b][/b]
[b][b] - Verdana - [/b][/b]
[b][b] - Fantasy - [/b][/b]