how to extend the writing of the comments ?

hi I have a simple question how to make the limit of the writing comments wider ? the grey line ( i marked it with yellow arrows (

here is the pic :

http://www.siz.co.il/my.php?i=hmljywjno2lj.png

[Jos (10584)]

You can attach an image directly to the post using the menu bar above the editing field.

Answer 1

[Jos (10584)]

You can set this in the preferences for the editor/debugger. Look for the Right-hand text limit.