Perhaps this http://tinkerman.eldiariblau.net/tag/433-mhz-rf/ and the mentioned Arduino library https://code.google.com/p/rc-switch/ ?
@Spocki started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Perhaps this http://tinkerman.eldiariblau.net/tag/433-mhz-rf/ and the mentioned Arduino library https://code.google.com/p/rc-switch/ ?