Blogariproba: GADGET-ak

Honatx hemen gadget gehiago zuen blogerako

Badakizue joan Diseinura, gehitu Gadget, HTML/Javascript eta itsatsi kodigoa

ELURRA ARI DU

Demo

<script type="text/javascript">

var speed=30; // A menor numero más rápido

var flakes=150; // Numero de Copos de Nieve

var flake_image="http://i60.servimg.com/u/f60/13/20/23/83/sin_ta11.png"; // URL de la imagen de nieve

var swide, shigh;

var dx=new Array();

var xp=new Array();

var yp=new Array();

var am=new Array();

var sty=new Array();

window.onload=function() { if (document.getElementById) {

var k, f, b;

b=document.createElement("div");

b.style.position="absolute";

b.setAttribute("id", "bod");

document.body.appendChild(b);

set_scroll();

set_width();

for (var i=0; i<flakes; i++) {

dx[i]=0;

am[i]=Math.random()*20;

xp[i]=am[i]+Math.random()*(swide-2*am[i]-25);

yp[i]=Math.random()*shigh;

sty[i]=0.75+1.25*Math.random();

f=document.createElement("div");

f.style.position="absolute";

f.setAttribute("id", "flk"+i);

f.style.zIndex=i;

f.style.top=yp[i]+"px";

f.style.left=xp[i]+"px";

k=document.createElement("img");

k.src=flake_image;

f.appendChild(k);

b.appendChild(f);

}

setInterval("winter_snow()", speed);

}}

window.onresize=set_width;

function set_width() {

if (document.documentElement && document.documentElement.clientWidth) {

swide=document.documentElement.clientWidth;

shigh=document.documentElement.clientHeight;

}

else if (typeof(self.innerHeight)=="number") {

swide=self.innerWidth;

shigh=self.innerHeight;

}

else if (document.body.clientWidth) {

swide=document.body.clientWidth;

shigh=document.body.clientHeight;

}

else {

swide=800;

shigh=600

}

}

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;

}

document.getElementById("bod").style.top=sdown+"px";

document.getElementById("bod").style.left=sleft+"px";

}

function winter_snow() {

for (var i=0; i<flakes; i++) {

yp[i]+=sty[i];

if (yp[i]>shigh-30) {

xp[i]=am[i]+Math.random()*(swide-2*am[i]-25);

yp[i]=0;

sty[i]=0.75+1.25*Math.random();

}

dx[i]+=0.02+Math.random()/10;

document.getElementById("flk"+i).style.top=yp[i]+"px";

document.getElementById("flk"+i).style.left=(xp[i]+am[i]*Math.sin(dx[i]))+"px";

}

}

</script>