JS1k: The JavaScript code golfing competition

d=a.canvas;w=d.width,h=d.height;s=setInterval;k=w/60;l=h/10;x=i=0,y=6*l;b=[0,0,0,0,0,.3,.6,.8,.6,.3,0,-.4,4,-1.3,-.2,.2,0,0,0,.2,.6,1,1.2,.8,.2,0,0,.1,0,0];s(function(){a.save();a.fillStyle='rgba(0,0,0,.09)';a.fillRect(0,0,w,h);a.restore();},55);s(function(){with(a){save();lineWidth=3;strokeStyle='#f00';shadowColor="#fff";shadowBlur=9;beginPath();moveTo(x,y);x+=k;y=l*6-l*b[i];lineTo(x,y);stroke();restore();i>28?i=0:i++;x>w?x=0:0;}},60);

ZD1hLmNhbnZhczt3PWQud2lkdGgsaD1kLmhlaWdodDtzPXNldEludGVydmFsO2s9dy82MDtsPWgvMTA7eD1pPTAseT02Kmw7Yj1bMCwwLDAsMCwwLC4zLC42LC44LC42LC4zLDAsLS40LDQsLTEuMywtLjIsLjIsMCwwLDAsLjIsLjYsMSwxLjIsLjgsLjIsMCwwLC4xLDAsMF07cyhmdW5jdGlvbigpe2Euc2F2ZSgpO2EuZmlsbFN0eWxlPSdyZ2JhKDAsMCwwLC4wOSknO2EuZmlsbFJlY3QoMCwwLHcsaCk7YS5yZXN0b3JlKCk7fSw1NSk7cyhmdW5jdGlvbigpe3dpdGgoYSl7c2F2ZSgpO2xpbmVXaWR0aD0zO3N0cm9rZVN0eWxlPScjZjAwJztzaGFkb3dDb2xvcj0iI2ZmZiI7c2hhZG93Qmx1cj05O2JlZ2luUGF0aCgpO21vdmVUbyh4LHkpO3grPWs7eT1sKjYtbCpiW2ldO2xpbmVUbyh4LHkpO3N0cm9rZSgpO3Jlc3RvcmUoKTtpPjI4P2k9MDppKys7eD53P3g9MDowO319LDYwKTs=

Original source not submitted