ASP documentation

http://www.w3schools.com/asp/default.asp

ASP functions

http://www.w3schools.com/vbscript/vbscript_ref_functions.asp

General SQL functions and tutorial

http://www.webcheatsheet.com/sql/interactive_sql_tutorial/

MySQL documentation

http://dev.mysql.com/doc/refman/5.0/en/index.html

MySQL date and time functions

http://dev.mysql.com/doc/refman/5.0/en/date-and-time-functions.html

MySQL string functions

http://dev.mysql.com/doc/refman/5.0/en/string-functions.html

MS Access documentation

http://www.webcheatsheet.com/sql/access_functions/

Oracle documentation

http://www.oracle.com/pls/db111/homepage

SQL Server documentation

http://technet.microsoft.com/en-us/library/ms130214.aspx

HTML reference

http://htmlhelp.com/reference/html40/

CSS reference

http://htmlhelp.com/reference/css/

ASPRunnerPro built-in functions

See the include/commonfunctions.asp file. The most useful functions come with comments that explain what this functions do.