Artwork Upload Steam

This guide will teach you how to upload artwork with unlimited height to your steam profile.

Works easiest with Google Chrome

Visit - http://steamcommunity.com/sharedfiles/edititem/767/3/
Select the artwork you want to upload
Once your artwork is uploaded, right click anywhere and select 'Inspect'
Click on 'Console' and paste the following;
document.getElementsByName("image_width")[0].value = 1000;document.getElementsByName("image_height")[0].value = 1;
Press the 'Enter' key after pasting it
Now simply edit any of the settings left on the page, and save & continue.