Artifici !!!

Cristos a invieat
Cum fac sa vina mai multe artifici adica mai repede si mai multe
am bagat acest cod si daca puteti sami dati alt script pt artifici mai faine ms

Cod:

<script type="text/javascript">
var bits=100; // cuantos bits
var intensity=7; // que tan "poderosa" es la explosión. (recomendado entre 3 y 10)
var speed=20; // rapidez (a menor numero, mas rapido)
var colours=new Array("#03f", "#f03", "#0e0", "#93f", "#0cc", "#f93");
//azul rojo verde purpura cyan, naranjo

var dx, xpos, ypos, bangheight;
var Xpos=new Array();
var Ypos=new Array();
var dX=new Array();
var dY=new Array();
var decay=new Array();
var colour=0;
var swide=800;
var shigh=600;
function write_fire() {
var b, s;
b=document.createElement("div");
s=b.style;
s.position="absolute";
b.setAttribute("id", "bod");
document.body.appendChild(b);
set_scroll();
set_width();
b.appendChild(div("lg", 3, 4));
b.appendChild(div("tg", 2, 3));
for (var i=0; i<bits; i++) b.appendChild(div("bg"+i, 1, 1));
}
function div(id, w, h) {
var d=document.createElement("div");
d.style.position="absolute";
d.style.overflow="hidden";
d.style.width=w+"px";
d.style.height=h+"px";
d.setAttribute("id", id);
return (d);
}
function bang() {
var i, X, Y, Z, A=0;
for (i=0; i<bits; i++) {
X=Math.round(Xpos[i]);
Y=Math.round(Ypos[i]);
Z=document.getElementById("bg"+i).style;
if((X>=0)&&(X<swide)&&(Y>=0)&&(Y<shigh)) {
Z.left=X+"px";
Z.top=Y+"px";
}
if ((decay[i]-=1)>14) {
Z.width="3px";
Z.height="3px";
}
else if (decay[i]>7) {
Z.width="2px";
Z.height="2px";
}
else if (decay[i]>3) {
Z.width="1px";
Z.height="1px";
}
else if (++A) Z.visibility="hidden";
Xpos[i]+=dX[i];
Ypos[i]+=(dY[i]+=1.25/intensity);
}
if (A!=bits) setTimeout("bang()", speed);
}

function stepthrough() {
var i, Z;
var oldx=xpos;
var oldy=ypos;
xpos+=dx;
ypos-=4;
if (ypos<bangheight||xpos<0||xpos>=swide||ypos>=shigh) {
for (i=0; i<bits; i++) {
Xpos[i]=xpos;
Ypos[i]=ypos;
dY[i]=(Math.random()-0.5)*intensity;
dX[i]=(Math.random()-0.5)*(intensity-Math.abs(dY[i]))*1.25;
decay[i]=Math.floor((Math.random()*16)+16);
Z=document.getElementById("bg"+i).style;
Z.backgroundColor=colours[colour];
Z.visibility="visible";
}
bang();
launch();
}
document.getElementById("lg").style.left=xpos+"px";
document.getElementById("lg").style.top=ypos+"px";
document.getElementById("tg").style.left=oldx+"px";
document.getElementById("tg").style.top=oldy+"px";
}
function launch() {
colour=Math.floor(Math.random()*colours.length);
xpos=Math.round((0.5+Math.random())*swide*0.5);
ypos=shigh-5;
dx=(Math.random()-0.5)*4;
bangheight=Math.round((0.5+Math.random())*shigh*0.4);
document.getElementById("lg").style.backgroundColor=colours[colour];
document.getElementById("tg").style.backgroundColor=colours[colour];
}
window.onscroll=set_scroll;
function set_scroll() {
var sleft, sdown;
if (typeof(self.pageYOffset)=="number") {
sdown=self.pageYOffset;
sleft=self.pageXOffset;
}
else if (document.body.scrollTop || document.body.scrollLeft) {
sdown=document.body.scrollTop;
sleft=document.body.scrollLeft;
}
else if (document.documentElement && (document.documentElement.scrollTop || document.documentElement.scrollLeft)) {
sleft=document.documentElement.scrollLeft;
sdown=document.documentElement.scrollTop;
}
else {
sdown=0;
sleft=0;
}
var s=document.getElementById("bod").style;
s.top=sdown+"px";
s.left=sleft+"px";
}
window.onresize=set_width;
function set_width() {
if (typeof(self.innerWidth)=="number") {
swide=self.innerWidth;
shigh=self.innerHeight;
}
else if (document.documentElement && document.documentElement.clientWidth) {
swide=document.documentElement.clientWidth;
shigh=document.documentElement.clientHeight;
}
else if (document.body.clientWidth) {
swide=document.body.clientWidth;
shigh=document.body.clientHeight;
}
}
window.onload=function() { if (document.getElementById) {
set_width();
write_fire();
launch();
setInterval('stepthrough()', speed);
}}
</script>

-var intensity=7; // que tan "poderosa" es la explosión. (recomendado entre
3 y 10)
-var bits=100; // cuantos bits
-var speed=20; // rapidez (a menor numero, mas rapido)
Modifici valorile de sunt dupa "=" dupa bunul plac.

gata am rezolvat ms