Uh, sure...
Go to your image hosting site.
Click on the "Sign Up" button.
Enter your information (email).
Get your confirmation if needed. (Check back on your email and follow the link).
Log into the site (if it hasn't been done through the confirmation).
Click on the upload option.
When the "Open" window appears, browse through your computer, find the file, and open it through the window.
Once it is uploaded, just get the link that says "IMG" that has the [/IMG] tags on it and paste it here.
Also don't make new threads on the same topic.