point the header image to a custom image need the path and location

Hi

In the 2011 theme we are trying to replace the header image with a custom image we have made in fireworks .html Where in the css/file can i find the path so i may change it? and where is the best place to store the new image?

[duplicate: https://www.ads-software.com/support/topic/header-image-change-for-2011-defalt-theme-custom-header-1?replies=24 – please continue with your original topic – further duplicates will be deleted]