It should not break your existing tables.
It just adds colspan support to TABLE BB code.
You can use it like that:
One
Two
Three
[TD colspan='2']Un[/TD]
Deux
123
456
You can't merge table cells directly from the HTML/WYSIWYG editor. You need to switch to the BB editor to adjust your...
Use it like that
Rich (BB code):
Quick line of introduction.
H1 Text - Some long header for the sake of it
H2 Text
H3 Text
H4 Text
H5 Text
H6 Text
H5.1 Text
H3.1 Text
H4.1 Text
Lala
H1.1 Text