The logo on reports is picked up from a default location: http://.carerix.com/images/logo.gif
You do this when every office has the same logo.
Contact through FTP to ftp://<application>.carerix.com.
Go to httpdocs/images/.
Upload your logo. The name of your file must be: logo.gif.
Note : The height of the logo can't be larger than 60px.
Also read the article : Branding in Carerix application