ho fatto modifiche e mi e uscito
//Configure below to change URL path to the snow image var snowsrc="http://i33.tinypic.com/343gfx5.jpg" // Configure below to change number of snow to render var no = 15; var ns4up = (document.layers) ? 1 : 0; // browser sniffer var ie4up = (document.all) ? 1 : 0; var dx, xp, yp; // coordinate and position variables var am, stx, sty; // amplitude and step variables var i, doc_width = 800, doc_height = 600; if (ns4up) { doc_width = self.innerWidth; doc_height = self.innerHeight; } else if (ie4up) { doc_width = document.body.clientWidth; doc_height = document.body.clientHeight; } 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
= 0; // set coordinate variables xp = Math.random()*(doc_width-50); // set position variables yp = Math.random()*doc_height; am = Math.random()*20; // set amplitude variables stx = 0.02 + Math.random()/10; // set step variables sty = 0.7 + Math.random(); // set step variables if (ns4up) { // set layers if (i == 0) { document.write(""); } else { document.write(""); } } else if (ie4up) { if (i == 0) { document.write(""); } else { document.write(""); } } } function snowNS() { // Netscape main animation function for (i = 0; i < no; ++ i) { // iterate for every dot yp += sty; if (yp > doc_height-50) { xp = Math.random()*(doc_width-am-30); yp = 0; stx = 0.02 + Math.random()/10; sty = 0.7 + Math.random(); doc_width = self.innerWidth; doc_height = self.innerHeight; } dx += stx; document.layers["dot"+i].top = yp; document.layers["dot"+i].left = xp + am*Math.sin(dx); } setTimeout("snowNS()", 30); } function snowIE() { // IE main animation function for (i = 0; i < no; ++ i) { // iterate for every dot yp += sty; if (yp > doc_height-50) { xp = Math.random()*(doc_width-am-30); yp = 0; stx = 0.02 + Math.random()/10; sty = 0.7 + Math.random(); doc_width = document.body.clientWidth; doc_height = document.body.clientHeight; } dx += stx; document.all["dot"+i].style.pixelTop = yp; document.all["dot"+i].style.pixelLeft = xp + am*Math.sin(dx); } setTimeout("snowIE()", 10); } if (ns4up) { snowNS(); } else if (ie4up) { snowIE(); } /* prelevato su */
Angelo91Forum
questo sopra al tema
