JS1k: The JavaScript code golfing competition

t=document;t.write('<br>Campsite Firefighter<br>Mash keys to put out the fire!');function m(){n-=.4;if(n<0)n=0;a.clearRect(0,0,w,h);for(i=0;i<7;i++)s.push(p());for(i=0;i<fs.length;i++){cf=fs[i];(n>=21&&n<=32)?cf.c-=.4:cf.c++;if(cf.c>z)cf.c=z;for(j=0;j<cf.c;j++)s.push(f(cf.x,cf.y))}for(i=s.length-1;i>=0;i--){v=s[i];v.xv*=v.f;v.x+=v.xv;v.y+=v.yv;v.yv+=v.gr;v.a-=v.d;if(v.a<=0)s.splice(i,1);d(v)}}function k(){n+=2}function d(t){a.globalCompositeOperation=t.c;a.fillStyle='rgba('+t.l+t.a+')';a.fillRect(t.x,t.y,t.s,t.s)}function p(){return{x:r(-q)-q,y:50,l:'200,200,0,',a:.9,c:'source-over',s:3,xv:r(1.5)+1.5+n,yv:r(1),f:.9,d:.001,gr:1}}function f(x,y){return{x:x+r(q,1),y:y+r(q,1),l:'255,75,35,',a:.9,c:'lighter',s:6,xv:r(5,1),yv:r(-3)-.5,f:.95,d:r(.05)+.01,gr:-.1}}function r(x,l){return(l&&r(1)>.5)?-r(x):Math.random()*x}c.style.backgroundColor='#000';t.onkeypress=k;n=0;q=15;w=400;h=250;e=w/2;z=25;c.width=w;c.height=h;s=[];fs=[{x:e,y:h,c:z},{x:e-q,y:h-q,c:z},{x:e+q,y:h-q,c:z},{x:e,y:h-45,c:z}];setInterval(m,z)

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