<script type="text/javascript">
var no = 40;var delai = 10;
var dx = new Array(), xp = new Array(), yp = new Array();
var am = new Array(), stx = new Array(), sty = new Array();
var i;
larg_fenetre = (document.body.offsetWidth<window.innerWidth)? window.innerWidth:document.body.offsetWidth;
haut_fenetre = (document.body.offsetHeight<window.innerHeight)? window.innerHeight:document.body.offsetHeight;
for (i = 0; i < no; i++) {
dx[i] = 0;
xp[i] = Math.random()*(larg_fenetre-40);
yp[i] = Math.random()*haut_fenetre;
am[i] = Math.random()*20;
stx[i] = 0.02 + Math.random()/10;
sty[i] = 0.7 + Math.random();
obj = document.getElementsByTagName('body')[0];
para = document.createElement("img");
para.setAttribute("src","https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhf1YRAWi_wk_7E_XAv4tPRb-QiP-6-fbAX2nLKCxavIAolJjawTrZ6VDp3sRWBoM6-qhuEEaE5tvq7ydCbljEVGGvc4WXGhR5Mt9wRRpc8o01YlurPk4BsuJGsX9ltY7LuWAzk3cEd9bfk/s1600/neige.gif");
para.setAttribute("id","dot" + i);
para.style.position = "absolute";
para.style.zIndex = "2";
obj.appendChild(para);
}
function neige() {
for (i = 0; i < no; i++) {
dx[i] += stx[i];
yp[i] += sty[i];
if (yp[i] > haut_fenetre-50) {
xp[i] = Math.random()*(larg_fenetre-am[i]-40);
yp[i] = 0;
}
document.getElementById("dot"+i).style.top = yp[i] + "px";
document.getElementById("dot"+i).style.left = xp[i] + am[i]*Math.sin(dx[i]) + "px";
}
setTimeout("neige()", delai);
}
neige();
</script>
#javascript #neige #snow
