HTML:
[table="width: 500, align: left"]
[tr]
[td]enter text~[/td]
[/tr]
[tr]
[td]more text~[/td]
[/tr]
[/table]
this ^ makes this:
[table="width: 500, align: left"]
[tr]
[td]enter text~[/td]
[/tr]
[tr]
[td]more text~[/td]
[/tr]
[/table]
is this what you're wanting?