Post a picture/screen capture to illustrate what you mean please.
Make sure the window you want to capture has the focus.
Press Alt+Print Screen. That will capture the active window.
XP: Click Start then Run, type mspaint and press Enter.
Vista or Windows 7: Click Start, type mspaint and press Enter.
Press Ctrl+v to paste the picture in to the MS Paint window.
You can use the Paint tools to draw boxes or arrows if needed.
Click File then Save as and save it to your Desktop.
Start a new reply.
Click on the More reply options button.
Click on the Browse button below the message input area.
Navigate to where you saved the picture, select it and click on Open.
Click on Attach This File.
Once uploaded, click on Add To Post to the far right of the uploaded file.
Scroll down and click Preview Post to verify the image shows.