Tag: [u]...[/u]
underline text
Tag: [i]...[/i]
italicized text
Tag: [b]...[/b]
bold text
Tag: [color=red]...[/color]
change the text color
Tag: [size=16]...[/size]
change the text size
Tag: [code]...[/code]
formatted code
Tag: [quote]...[/quote]
quoted text
Tag: [img]http://image_url[/img]
Tag: [center]...[/center]
centered text
Tag: [right]...[/right]
right aligned text
Tag: [justify]...[/justify]
justified text
Tag: [sup]...[/sup]
super-scripted text
Tag: [sub]...[/sub]
sub-scripted text
Tag: [youtube]id[/youtube]
embed YouTube video id
Tag: [googlevideo]id[/googlevideo]
embed Google video id
Tag: [video]id[/video]
embed a video id