Hi friend,
It seems you havent gone through my coding carefully.
the width property is always numeric. The width property of my class and my command button is numeric hence the subtraction is also numeric.
By the way my semi-colon was to split the coding line into two lines.

Thanks.

>Hi, Aashish:
>
>>thisform.combobuttn1.combo1.Columnwidth=;
>
>Is this correct? You do need to set .columnwidth to some numeric width. For example: 400 or 70.