// Begin
var no = 1; // surfer number
var speed = 5; // smaller number moves faster
var image = "surfer.gif";
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[i] = doc_width-50;
xp[i] = 0;
yp[i] = (i+1)/(no+1)*doc_height; // vertical position
am[i] = doc_height / (no+1); // set amplitude variables
stx[i] = 0.7 + Math.random(); // set step variables
sty[i] = 8 / doc_width;
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
xp[i] -= stx[i];
if (xp[i] < 0) {
xp[i] = doc_width-50;
stx[i] = 0.7 + Math.random();
sty[i] = 8 / doc_width;
doc_width = self.innerWidth;
doc_height = self.innerHeight;
}
dx[i] += sty[i];
document.layers["dot"+i].top = yp[i] + am[i]*Math.sin(dx[i]);
document.layers["dot"+i].left = xp[i];
}
setTimeout("snowNS()", speed);
}
function snowIE() { // IE main animation function
for (i = 0; i < no; ++ i) { // iterate for every dot
xp[i] -= stx[i];
if (xp[i] < 0) {
xp[i] = doc_width-50;
stx[i] = 0.7 + Math.random();
sty[i] = 8 / doc_width;
doc_width = document.body.clientWidth;
doc_height = document.body.clientHeight;
}
dx[i] += sty[i];
document.all["dot"+i].style.pixelTop = yp[i] + am[i]*Math.sin(dx[i]);
document.all["dot"+i].style.pixelLeft = xp[i];
}
setTimeout("snowIE()", speed);
}
if (ns4up) {
snowNS();
} else if (ie4up) {
snowIE();
}
// End