:)كود يعمل امطار بالصفحة(جافا سكربت):
<!-- ONE STEP TO INSTALL RAIN:
1. Copy the coding into the BODY of your HTML document -->
<!-- STEP ONE: Paste this code into the BODY of your HTML document -->
<BODY>
<SCRIPT LANGUAGE="JavaScript">
<!-- Original: Matthew Musgrove ( muskrat@lvnworth.com) -->
<!-- Web Site: http://free.prohosting.com/~musgrove -->
<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->
<!-- Begin
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 = 1;
sn = Math.sin(a);
cs = Math.cos(a);
cx = Math.random() * doc_width + 1;
cy = Math.random() * doc_height + 1;
x = r * sn + cx;
y = cy;
}
function makeRain() {
r = 1;
cx = Math.random() * doc_width + 1;
cy = 1;
x = r * sn + cx;
y = r * cs + cy;
}
function updateRain() {
r += s;
x = r * sn + cx;
y = r * cs + cy;
}
function raindropNS() {
for (i = 0; i < no; ++ i) {
updateRain();
if ((x <= 1) || (x >= (doc_width - 20)) || (y >= (doc_height - 20))) {
makeRain();
doc_width = self.innerWidth;
doc_height = self.innerHeight;
}
document.layers["dot"+i].top = y;
document.layers["dot"+i].left = x;
}
setTimeout("raindropNS()", speed);
}
function raindropIE() {
for (i = 0; i < no; ++ i) {
updateRain();
if ((x <= 1) || (x >= (doc_width - 20)) || (y >= (doc_height - 20))) {
makeRain();
doc_width = document.body.clientWidth;
doc_height = document.body.clientHeight;
}
document.all["dot"+i].style.pixelTop = y;
document.all["dot"+i].style.pixelLeft = x;
}
setTimeout("raindropIE()", speed);
}
if (ns4up) {
raindropNS();
}
else
if (ie4up) {
raindropIE();
}
// End -->
</script>