Imagem Caindo

Para usar o "script" copie o código e cole entre as tags HEAD e /HEAD do seu blog

Não esqueça os créditos.

Veja o exemplo

var snowsrc="http://i111.photobucket.com/albums/n159/docedani/imagem_caindo/39.gif"

var no = 9;

var ns4up = (document.layers) ? 1 : 0;

var ie4up = (document.all) ? 1 : 0;

var dx, xp, yp;

var am, stx, sty;

var i, doc_width = 800, doc_height = 600;

if (ns4up) {

doc_width = self.innerWidth;

doc_height = self.innerHeight;

}

dx = new Array();

xp = new Array();

yp = new Array();

am = new Array();

stx = new Array();

sty = new Array();

for (i = 0; i < no; ++ i) {

dx[i] = 0;

xp[i] = Math.random()*(doc_width-50); 
yp[i] = Math.random()*doc_height;

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

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

sty[i] = 0.7 + Math.random();

if (ns4up) {

if (i == 0) {

document.write("<layer name=\"dot"+ i +"\" left=\"15\" top=\"15\" visibility=\"show\"><img src='"+snowsrc+"' border=\"0\"></a></layer>");

} else {

document.write("<layer name=\"dot"+ i +"\" left=\"15\" top=\"15\" visibility=\"show\"><img src='"+snowsrc+"' border=\"0\"></layer>");

}

} else if (ie4up) {

if (i == 0) {

document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\"><img src='"+snowsrc+"' border=\"0\"></a></div>");

} else {

document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\"><img src='"+snowsrc+"' border=\"0\"></div>");

}

function snowNS() {

for (i = 0; i < no; ++ i) { // iterate for every dot

yp[i] += sty[i];

if (yp[i] > doc_height-50) {

xp[i] = Math.random()*(doc_width-am[i]-30);
yp[i] = 0;

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

sty[i] = 0.7 + Math.random();

doc_width = self.innerWidth;

doc_height = self.innerHeight;

}

dx[i] += stx[i];

document.layers["dot"+i].top = yp[i];

document.layers["dot"+i].left = xp[i] + am[i]*Math.sin(dx[i]);

}

setTimeout("snowNS()", 10);

}

function snowIE() {

for (i = 0; i < no; ++ i) {

yp[i] += sty[i];

if (yp[i] > doc_height-50) {

xp[i] = Math.random()*(doc_width-am[i]-30);
yp[i] = 0;

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

sty[i] = 0.7 + Math.random();

doc_width = document.body.clientWidth;

doc_height = document.body.clientHeight;

}

dx[i] += stx[i];

document.all["dot"+i].style.pixelTop = yp[i];

document.all["dot"+i].style.pixelLeft = xp[i] + am[i]*Math.sin(dx[i]);

}

setTimeout("snowIE()", 10);

}

if (ns4up) {

snowNS();

} else if (ie4up) {

snowIE();

}

</script>

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