Formerly known as LiveScript, then Wikipedia:JavaScript, then Wikipedia:ECMAScript.

PSYC applications using Javascript are:

• Dyskinesia
• PsycZilla
• jsPSYC
• symlynX webchat

See also ActionScript for Flash-based PSYC applications.

Some interesting links:

• http://www.crockford.com/javascript/
• http://code.google.com/p/jslibs/