JS1k: The JavaScript code golfing competition

s=90;o=[];_=Math;r=_.random;f=_.floor;a.width=a.height=x=y=300;h=x/2;k=13,l=0;for(i=s;i--;)o.push({X:h,Y:h,i:0});function m(i){c.fillStyle="rgba(0,0,0,.1)";if(l++%4==0)c.fillRect(0,0,x,y);c.fillStyle="rgba(255,255,0,0.2)";c.font='bold 99px Arial';c.fillText('฿',115+r()*4,178+r()*4);c.font='28px Courier';c.fillText('Magic',107+r()*4,90+r()*4);c.fillText('Money',107+r()*4,208+r()*4);c.font='12px Courier';c.fillStyle=["#fff","#f93","#8f8","#9af","#aaa"][f(i/2000%5)];c.fillText(['1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa','1XPTgDRhN8RFnzniWCddobD9iKZatrvH4','1HB5XMLmzFVj8ALj6mfBsbifRoD4miY36v','1EBHA1ckUWzNKN7BMfDwGTx6GKEbADUozX','15irp9ntbP54mvzjsSnBnTcuyUJBV5dpwG',][f(i/2000%5)],27,280);for(j=s;j--;){p=o[j];if(p.i++%k<1)for(q=7;p.d=f(r()*4),q--;)if(c.getImageData(p.X+(p.d-2)%2,p.Y+(p.d-1)%2,1,1).data[0]<7)break;if(p.X<0||p.X>=x)p.X=h;if(p.Y<0||p.Y>=y)p.Y=h;p.X+=(p.d-2)%2;p.Y+=(p.d-1)%2;c.fillStyle="#ff0";c.fillRect(p.X,p.Y,1,1)}requestAnimationFrame(m)}m()

cz05MDtvPVtdO189TWF0aDtyPV8ucmFuZG9tO2Y9Xy5mbG9vcjthLndpZHRoPWEuaGVpZ2h0PXg9eT0zMDA7aD14LzI7az0xMyxsPTA7Zm9yKGk9cztpLS07KW8ucHVzaCh7WDpoLFk6aCxpOjB9KTtmdW5jdGlvbiBtKGkpe2MuZmlsbFN0eWxlPSJyZ2JhKDAsMCwwLC4xKSI7aWYobCsrJTQ9PTApYy5maWxsUmVjdCgwLDAseCx5KTtjLmZpbGxTdHlsZT0icmdiYSgyNTUsMjU1LDAsMC4yKSI7Yy5mb250PSdib2xkIDk5cHggQXJpYWwnO2MuZmlsbFRleHQoJ+C4vycsMTE1K3IoKSo0LDE3OCtyKCkqNCk7Yy5mb250PScyOHB4IENvdXJpZXInO2MuZmlsbFRleHQoJ01hZ2ljJywxMDcrcigpKjQsOTArcigpKjQpO2MuZmlsbFRleHQoJ01vbmV5JywxMDcrcigpKjQsMjA4K3IoKSo0KTtjLmZvbnQ9JzEycHggQ291cmllcic7Yy5maWxsU3R5bGU9WyIjZmZmIiwiI2Y5MyIsIiM4ZjgiLCIjOWFmIiwiI2FhYSJdW2YoaS8yMDAwJTUpXTtjLmZpbGxUZXh0KFsnMUExelAxZVA1UUdlZmkyRE1QVGZUTDVTTG12N0RpdmZOYScsJzFYUFRnRFJoTjhSRm56bmlXQ2Rkb2JEOWlLWmF0cnZINCcsJzFIQjVYTUxtekZWajhBTGo2bWZCc2JpZlJvRDRtaVkzNnYnLCcxRUJIQTFja1VXek5LTjdCTWZEd0dUeDZHS0ViQURVb3pYJywnMTVpcnA5bnRiUDU0bXZ6anNTbkJuVGN1eVVKQlY1ZHB3RycsXVtmKGkvMjAwMCU1KV0sMjcsMjgwKTtmb3Ioaj1zO2otLTspe3A9b1tqXTtpZihwLmkrKyVrPDEpZm9yKHE9NztwLmQ9ZihyKCkqNCkscS0tOylpZihjLmdldEltYWdlRGF0YShwLlgrKHAuZC0yKSUyLHAuWSsocC5kLTEpJTIsMSwxKS5kYXRhWzBdPDcpYnJlYWs7aWYocC5YPDB8fHAuWD49eClwLlg9aDtpZihwLlk8MHx8cC5ZPj15KXAuWT1oO3AuWCs9KHAuZC0yKSUyO3AuWSs9KHAuZC0xKSUyO2MuZmlsbFN0eWxlPSIjZmYwIjtjLmZpbGxSZWN0KHAuWCxwLlksMSwxKX1yZXF1ZXN0QW5pbWF0aW9uRnJhbWUobSl9bSgp

s=90;o=[];_=Math;r=_.random;f=_.floor;a.width=a.height=x=y=300;h=x/2;k=13,l=0;
	   for(i=s;i--;) o.push({X:h,Y:h,i:0});	   
		function m(i) {
			// darken
			c.fillStyle="rgba(0,0,0,.1)";
			if(l++%4==0) c.fillRect(0,0,x,y);
			//logo
			c.fillStyle="rgba(255,255,0,0.2)";
			c.font='bold 99px Arial';
			c.fillText('฿', 115+r()*4, 178+r()*4);
			c.font='28px Courier';
			c.fillText('Magic', 107+r()*4, 90+r()*4);
			c.fillText('Money', 107+r()*4, 208+r()*4);

			c.font='12px Courier';
			c.fillStyle=["#fff","#f93","#8f8","#9af","#aaa"][f(i/2000%5)];
			c.fillText(['1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa', // genesis
			            '1XPTgDRhN8RFnzniWCddobD9iKZatrvH4',  // pizza
			            '1HB5XMLmzFVj8ALj6mfBsbifRoD4miY36v', // wikileaks
			            '1EBHA1ckUWzNKN7BMfDwGTx6GKEbADUozX', // rich person
			            '15irp9ntbP54mvzjsSnBnTcuyUJBV5dpwG', // cherouvim <= donate here!!!1
					   ][f(i/2000%5)], 27, 280);

			// points
		for(j=s;j--;){
			p=o[j];
			// collision detection
			if(p.i++%k<1) 
			for(q=7;p.d=f(r()*4),q--;) if (c.getImageData(p.X+(p.d-2)%2,p.Y+(p.d-1)%2,1,1).data[0]<7) break;

			if (p.X<0||p.X>=x)p.X=h;
			if (p.Y<0||p.Y>=y)p.Y=h;
			
			// 0 -2 ^
			// 1 -1 <
			// 2 0 \/
			// 3 1 >
			p.X+=(p.d-2)%2;
			p.Y+=(p.d-1)%2;
			c.fillStyle="#ff0";
			c.fillRect(p.X,p.Y, 1, 1);
	   }
	
		requestAnimationFrame(m)
		}
		m()