[1]        QPR Software Plc web site, http://www.qpr.com/.

[2]        QPR Customer Care, contact information available at http://www.qpr.com/support/.

[3]        Adobe Systems Incorporated web site, http://www.adobe.com/

[4]        Microsoft Corporation web site, http://www.microsoft.com/

[5]        The Apache HTTP Server Project web site, http://httpd.apache.org/

[6]        Sniptools web  site, http://sniptools.com/

[7]        QPR Developer's Guide