You can use command line arguments to start Web Album Copier
How to use command line arguments
Go to "Start -> Run" and enter the file path and file name of the Web Album Copier application, folowed by the command line arguments. For example:
"C:\Program Files\BiroSolutions\Web Album Copier\WebAlbumCopier.exe" -u http://www.tbiro.com
You can also start the Web Album Copier from a batch file to perform an unattended download.
Download to the specified path. If this is not specified then the default download path specified in the Options will be used and if there is no default then the user will be prompted for a target directory.