JS1k: The JavaScript code golfing competition

D=document;B=D.body;M=Math;iw=screen.width;function r(n,o){return M.round(M.random()*(n))+(o?o:0)}function c(n){h=(n?n:r(256)).toString(16);return(h.length==1?"0"+h:h)}function t(x,y,w,fs){return"position:absolute;left:"+x+"px;top:"+y+"px;"+";width:"+w+";font:"+fs+"px "+'"lucida console"'}function p(d,i){y=r(90*(i+1),-50);x=r(0,-150*(r(3)+1+i));f=r(50,50+(M.pow(3,i)));s=d.style;s.cssText=t(x,y,iw+"px",f);s.color="#"+c()+c()+c()}b=D.createElement("DIV");B.appendChild(b);b.innerHTML=B.innerHTML.replace(/</g,'&lt;').replace(/>/g,'&gt;');for(j=0;j<3;j++){b.innerHTML+=b.innerHTML}b.style.cssText="color:#333;width:100%;"+t(0,0,"100%","16");for(i=0;i<5;i++){d=D.createElement("DIV");B.appendChild(d);a=b.innerHTML.replace(/{/g,";").split(";");d.innerHTML=a[r(a.length-1)];p(d,i)}B.bgColor="#181818";var e=D.getElementsByTagName("DIV");function mv(){for(i=1;i<e.length;i++){l=parseInt(e[i].style.left);e[i].style.left=(l+(i*2)).toString()+"px";if(l+100>iw){p(e[i],i)}}}setInterval(mv,80);

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

D = document; 
		    B = D.body;
		    M = Math;
		    iw = screen.width;

		    function r(n, o) { 
		        // randomizer
		        return M.round(M.random()*(n)) + (o ? o : 0);
		    }

		    function c(n) {
		        // convert numbers to hexadecimal strings
		        // n = optional number to convert, if omitted a random number is generated
		        h = (n ? n : r(256)).toString(16);
		        return (h.length == 1 ? "0" + h : h);
		    }

		    function t(x, y, w, fs) {
		        return "position:absolute;left:" + x + "px;top:" + y + "px;" + ";width:" + w + ";font:" + fs + "px " + '"lucida console"'
		    }

		    function p(d, i) {
		        // position a div: d = div, i = index
		        y = r(90*(i+1), -50);
		        x = r(0, -150 * (r(3) + 1 + i));
		        // randomize the font size
		        f = r(50, 50 + (M.pow(3, i)));
		        s = d.style;
		        s.cssText = t(x, y, iw + "px", f);
		        s.color = "#" + c() + c() + c();
		        // Wish I could leave the next line in, but it just makes the scrolling text too slow. :(
				//s.textShadow = "2px 2px 8px #000";
		    }

            // let's make a nice backdrop using our own code
		    b = D.createElement("DIV");
		    B.appendChild(b);
		    b.innerHTML = B.innerHTML.replace(/</g, '&lt;').replace(/>/g, '&gt;');
		    for (j = 0; j < 3; j++) {
		        b.innerHTML += b.innerHTML;
		    }
		    b.style.cssText = "color:#333;width:100%;" + t(0,0,"100%","16");//+ ";text-shadow:0px 0px 3px #666";
		    
		    // create the div elements to hold our scrolling text
		    for (i = 0; i < 5; i++) {
		        d = D.createElement("DIV");
		        B.appendChild(d);
		        a = b.innerHTML.replace(/{/g, ";").split(";");
		        d.innerHTML = a[r(a.length-1)];
		        p(d, i);
		    }
		    B.bgColor = "#181818";

		    var e = D.getElementsByTagName("DIV");

		    function mv() {
		        // let the div's scroll!
		        for (i = 1; i < e.length; i++) {
		            l = parseInt(e[i].style.left);
		            e[i].style.left = (l + (i * 2)).toString() + "px";
                    // reset position when the end of the screen is reached
		            if (l + 100 > iw) {
		                p(e[i], i);
		            }
		        }
		    }
		    setInterval(mv, 80);