admin | Дата: Воскресенье, 13.12.2009, 01:37 | Сообщение # 1 |
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| Осенний дождь Code <SCRIPT LANGUAGE="JavaScript"> var no = 50; var speed = 1; var ns4up = (document.layers) ? 1 : 0; var ie4up = (document.all) ? 1 : 0; var s, x, y, sn, cs; var a, r, cx, cy; 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; }
x = new Array(); y = new Array(); r = new Array(); cx = new Array(); cy = new Array(); s = 8;
for (i = 0; i < no; ++ i) { initRain();
if (ns4up) {
if (i == 0) { document.write("<layer name=\"dot"+ i +"\" left=\"1\" "); document.write("top=\"1\" visibility=\"show\"><font color=\"blue\">"); document.write(",</font></layer>");
} else { document.write("<layer name=\"dot"+ i +"\" left=\"1\" "); document.write("top=\"1\" visibility=\"show\"><font color=\"blue\">"); document.write(",</font></layer>"); } } else
if (ie4up) {
if (i == 0) { document.write("<div id=\"dot"+ i +"\" style=\"POSITION: "); document.write("absolute; Z-INDEX: "+ i +"; VISIBILITY: "); document.write("visible; TOP: 15px; LEFT: 15px;\"><font color=\"blue\">"); document.write(",</font></div>"); }
else { document.write("<div id=\"dot"+ i +"\" style=\"POSITION: "); document.write("absolute; Z-INDEX: "+ i +"; VISIBILITY: "); document.write("visible; TOP: 15px; LEFT: 15px;\"><font color=\"blue\">"); document.write(",</font></div>"); } } }
function initRain() { a = 6; r[i] = 1; sn = Math.sin(a); cs = Math.cos(a); cx[i] = Math.random() * doc_width + 1; cy[i] = Math.random() * doc_height + 1; x[i] = r[i] * sn + cx[i]; y[i] = cy[i]; }
function makeRain() { r[i] = 1; cx[i] = Math.random() * doc_width + 1; cy[i] = 1; x[i] = r[i] * sn + cx[i]; y[i] = r[i] * cs + cy[i]; }
function updateRain() { r[i] += s; x[i] = r[i] * sn + cx[i]; y[i] = r[i] * cs + cy[i]; }
function raindropNS() { for (i = 0; i < no; ++ i) { updateRain(); if ((x[i] <= 1) || (x[i] >= (doc_width - 20)) || (y[i] >= (doc_height - 20))) { makeRain(); doc_width = self.innerWidth; doc_height = self.innerHeight; } document.layers["dot"+i].top = y[i]; document.layers["dot"+i].left = x[i]; } setTimeout("raindropNS()", speed); }
function raindropIE() { for (i = 0; i < no; ++ i) { updateRain();
if ((x[i] <= 1) || (x[i] >= (doc_width - 20)) || (y[i] >= (doc_height - 20))) { makeRain(); doc_width = document.body.clientWidth; doc_height = document.body.clientHeight; } document.all["dot"+i].style.pixelTop = y[i]; document.all["dot"+i].style.pixelLeft = x[i]; } setTimeout("raindropIE()", speed); } if (ns4up) { raindropNS(); } else if (ie4up) { raindropIE(); } </script>
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