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

http://www.w3schools.com/html/html_entitiesref.asp

http://www.w3schools.com/html/html_colors.asp

http://www.w3schools.com/html/html_colornames.asp

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

http://www.blooberry.com/indexdot/css/index.html

http://www.answers.com/topic/javascript

http://www.irt.org/script/script.htm

http://www.gatescript.com/tree.html

http://blogs.msdn.com/lisawoll/archive/2005/04/05/405744.aspx

http://www.mozilla.org/docs/dom/domref/dom_shortTOC.html

http://www.brainjar.com/dhtml/events/

http://developer-test.mozilla.org/en/docs/Core_JavaScript_1.5_Guide:Exception_Handling_Statements:try...catch_Statement

http://developer.apple.com/documentation/AppleApplications/Conceptual/SafariJSProgTopics/Tasks/DOM.html

http://www.alistapart.com/articles/netscape/

http://javascriptkit.com/javatutors/re.shtml

http://javascriptkit.com/javatutors/redev.shtml

http://www.regexplib.com

http://www.regular-expressions.info/

http://www.w3schools.com/

http://www.wdvl.com/

http://www.helpbytes.co.uk/url.php

http://searchenginewatch.com/

http://searchenginewatch.com/webmasters/article.php/2167931

http://www.omnis.com

http://www.findahost.com