You can continue altering until you are satisfied with the result. Save then the banner with a right click and select “Save Picture As”. Then upload the banner to your own server. If you don’t have you own web space you can also find alternatives like www.tinypic.com, www.photobucket.com and www.putfile.com. Attention: Do not hotlink to the temporally URL of the banner. It will be deleted automatically within one day. Upload it to your own webspace!