to post an image on the forum you press bbcode IMG icon

then paste your image in


where can you upload your image?
ImageShack® - Hosting will upload your image for free
notice after you upload your image, you are given a couple of code options
scroll to the bottom after your upload is complete and select the Direct link to image
copy the link and paste that Direct link to image in the img /img bbcode

More Free Image Hosting sites




Image Shack has a program where you can take a screen shot and it will auto magically upload it for you and copy the code to your clipboard for you to paste the direct link to it.



ImageShack® - Quickshot

also
Using the (windows) Print Scrn button to capture an image from your desktop to copy to your clipboard.

To capture your entire desktop, everything you seen on your monitor,
you simply press the Prnt Scrn button.

To copy an active window, you press Alt+ Print Scrn button at the same time.

Now that you have your screen capture, you will need to open an image editing program, such as Paint.

Paint can be found by:

*Start > All Programs > Accessories > Paint

Then click Edit ( at the top ) then paste
or simply press ctrl+v ( paste )
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After you have done your editing, and probably the most important part of image editing, is saving it.
When you click File > Save As
under the file name .........
is Save as type.
click the drop down menu box and save as JPEG file format

saving as it currently is, a BMP will be a very large file size and not something one would post onto the Web.
if you are using the image for something else, such as for a flash object, you save it as BMP.