dont know how to use. tell me how?

Here, how i am writing log to a file.
Its giving error only for some time. It may or may not give error as "Some other process using this file".

How to rectify this. Is it possible to wait...

How to wait for some time while writing to a file.

I am appending some text in log file, its giving error as Some other process using this file.

How i have to wait untill its free.

if we use activate event, it will go infinite. not able to minimize of form1 or close of form1.

I have mentioned so many times, minimize and maximize is not a aproblem for me.

I already wrote this code for minimize and maximize of both forms and working fine, but the problem is as follows.
...

I want form2 should be in top, when form1 is also in top of other windows. To do this which event i have to call??

i.e if i click form1, both forms have to appear if it is behind the other windows.

@cVz:
I didnt get you, will u please explain in brief.

But i want event, when form1 come to front, to make form2 as topmost.

Need Event of form1, to make form2 as topMost.
when form1 come front from back screen.

i dont have problem in minimizing,maximizing, Show and close. How to bring to front of the form2 when form1 activates.

I want only one operation.

When form1 is in normal state but behind...

I have 2 forms.
Form2 has no minimum, max, close icons.
Form2 have to control by form1.

i.e minimize of form1 becomes form2 minimize.
normal of form1 becomes form2 normal.
closing of form1...

I am trying to do localization of ColumnHeadersDefaultViewStyle property of DataGridView.I need localization in both Japanese and English.
While designing the form, i set the Font Style of...