OK.. follow these simple steps and you will be posting your pics with ease in no time
Step 1 :Click on host an image (located upper left)
Step 2:Click on "browse" on upload image window that just opened
Step 3:Locate the image you want in your world of warcraft screenshot folder (programs, world of warcraft, screenshots).
Click the image desired and click open.
Step 4:Click on "Host it" on the upload image window
Step 5:Highlight the url directly under "Image url" on the new image window that has appeared, now right click that highlighted url and select "Copy" from the drop down menu.
Step 6:Click "Upload" (the blue word under the url)
Step 7:Now click the "Image" button (located next to the "Host an Image" button)
Step 8:Right click in the url bar (the black text box on the little window that just popped up) and click "paste" from the drop down menu. Now click ok.
Step 9: You should now see and jpg url has appeared in the screen (the one this is typed in). See it? that's your screenshot!
Now you can't see it until you either click the "Preview" button (use this to check it's to your liking) or click the "Send" button. Clicking the "Send" button will post it on the forum and bingo! we can all see your pic.
I hope this helps, if you still have any problems...let me know and I'll do what I can to help. Good luck and happy posting!