JS1k, the yearly JS code golfing competition

JS1k: The JavaScript code golfing competition

2010 - The Original

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Triangle fire, which follows the mouse....

Author:
codenamuser
Twitter:
@
GitHub:
Facebook:
Google+:
+
Reddit:
/r/
Pouet:
Website: 
jochen-brissier.de
Compo:
classic
Demo link:
https://js1k.com/2010-first/demo/401
Shortlink:
https://js1k.com/401
Blog post:
please update here!
Bytes:
515
Chars:
515
Submission
	var d=document;var w=window;document.onmousemove=cp;var x=0;var y=0;var wh=w.innerWidth;var h=w.innerHeight;function cp(a){x=a.pageX;y=a.pageY}var c=d.getElementById("c");var i=w.setInterval(fly,1);c.setAttribute("width",wh);c.setAttribute("height",h);var c=c.getContext("2d");function fly(){c.fillStyle="rgba("+rn(255*(wh/x))+","+rn(255*(h/y))+","+rn(255*(wh/x))+",0.8)";c.beginPath();c.moveTo(x,y);c;c.lineTo(rn(550),rn(550));c.lineTo(rn(550),rn(550));c.fill()}function rn(a){return Math.round(Math.random()*a)};
Description
Triangle fire, which follows the mouse....
Base64 encoded
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
Original source
Original source not submitted