JS1k: The JavaScript code golfing competition

c=document.getElementById("c");w=500;c.width=c.height=w;c=c.getContext("2d");f=[];m=Math;r=m.round;q=m.random;e=null;n=function(b){b||(b=w);return r(q()*b)};onclick=function(b){x=r(b.pageX)-11;y=r(b.pageY)-12;f.push({t:1,p:[x,y,0,0],s:2,g:[x,y],o:0,c:"#da7"})};h=["a","e","f","c","3"];u=function(b){f.push({t:0,p:[w/2,w/2,0,0,1,-1,1,1,2,-1,2,0,2,1,3,0,4,-1,4,1],a:n(2E3),c:"#"+h[n(4)]+h[n(4)]+h[n(4)],o:0,s:n(9),g:[n(),n()]});1<b--&&u(b)};u(20);u=function(b,A,B,j){c.fillStyle=b;c.fillRect(A,B,j,j)};
d=function(){u("#226",0,0,w);z=f.length;for(i=0;i<z;i++){v=f[i];with(v){x=p[0];y=p[1];if(t==0){if(f[o].t==1){g[0]=f[o].g[0];g[1]=f[o].g[1]}else{k=r(q()*(z-1));if(f[k].t==1)o=k}k=x-g[0];l=y-g[1];if((k*k+l*l<40||f[o].t==2)&&t!=5){if(f[o].t==1){f[o].t=2;a=n(1E3);s++}g[0]=n();g[1]=n();o=0}if(a++>3E3)t=5}if(t==5&&g[1]>2){g[1]-=0.3;c="rgba(99,99,99,0.5)"}l=-1;if(g[0]<x)l=1;for(k=2;k<p.length;k+=2)t!=2&&u(c,x+p[k]*s*l,y+p[k+1]*s*l,s);p[0]-=(x-g[0])/50;p[1]-=(y-g[1])/50;if(t==1)g[1]+=0.1}}setTimeout(d,20)};
d();

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c=document.getElementById('c');
w = 500;
c.width = c.height = w;
c=c.getContext('2d');
f = [];
m=Math;
r=m.round;
q=m.random;
e=null;
n=function(c){if(!c){c=w}return r(q()*c)};
onclick=function(i){
	x=r(i.pageX)-11;
	y=r(i.pageY)-12;
	f.push({'t':1,'p':[x,y,0,0],'s':2,'g':[x,y],'o':0,'c':'#da7'})
};
			
h=['a','e','f','c','3'];

u=function(i){	f.push({'t':0,'p':[w/2,w/2,0,0,1,-1,1,1,2,-1,2,0,2,1,3,0,4,-1,4,1],'a':n(2000),'c':'#'+h[n(4)]+h[n(4)]+h[n(4)],'o':0,'s':n(9),"g":[n(),n()]});
	if(1<i--){u(i)}
}
u(20);
u=function(i,j,k,u){
	c.fillStyle=i;
	c.fillRect(j,k,u,u)
};
d = function(){
		u('#226',0,0,w);
		z=f.length;
		for(i=0;i<z;i++){
			v = f[i];
			with(v){
				x=p[0];
				y=p[1];
				
				if(t==0){
					if(f[o].t==1){
						g[0]=f[o].g[0];
						g[1]=f[o].g[1];
					}else{
						// Feast on nearest food
						k = r(q()*(z-1));
						if(f[k].t==1){
							o=k;
						}
					}
					k = (x-g[0]);
					l = (y-g[1]);
					if(((k*k+l*l)<40||f[o].t==2)&&t!=5){	
						if(f[o].t==1){
							f[o].t=2;
							a=n(1000);
							s++;
						}
						g[0]=n();
						g[1]=n();
						o=0;
					}
					if(a++>3000){t=5}
				}
				
				if(t==5&&g[1]>2){
					g[1]-=0.3;
					c="rgba(99,99,99,0.5)";
				}
				
				l=-1;
				if(g[0]<x){l=1}
				
				for(k=2;k<p.length;k+=2){
					if(t!=2){
						u(c,x+p[k]*s*l,y+p[k+1]*s*l, s);
					}
				}
				
				p[0] -= (x-g[0])/50;
				p[1] -= (y-g[1])/50;
				
				if(t==1){
					g[1]+=0.1;
				}
			}	
		}
	setTimeout(d, 20);
}
d();