<script type=
"text/javascript"
>
var
snowsrc=
"http://img486.imageshack.us/img486/5819/snow32jx.gif "
var
no = 26;
var
hidesnowtime = 0;
var
snowdistance =
"pageheight"
;
var
ie4up = (document.all) ? 1 : 0;
var
ns6up = (document.getElementById&&!document.all) ? 1 : 0;
function
iecompattest(){
return
(document.compatMode && document.compatMode!=
"BackCompat"
)? document.documentElement : document.body
}
var
dx, xp, yp;
var
am, stx, sty;
var
i, doc_width = 800, doc_height = 600;
if
(ns6up) {
doc_width = self.innerWidth;
doc_height = self.innerHeight;
}
else
if
(ie4up) {
doc_width = iecompattest().clientWidth;
doc_height = iecompattest().clientHeight;
}
dx =
new
Array();
xp =
new
Array();
yp =
new
Array();
am =
new
Array();
stx =
new
Array();
sty =
new
Array();
snowsrc=(snowsrc.indexOf(
"dynamicdrive.com"
)!=-1)?
"http://img466.imageshack.us/img466/1904/snow3uh.gif"
: snowsrc
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
(ie4up||ns6up) {
if
(i == 0) {
document.write(
"<div id="dot"
+ i +
"" style="POSITION: absolute; Z-INDEX: "
+ i +
"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;"><a href="http://dynamicdrive.com"><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
snowIE_NS6() {
doc_width = ns6up?window.innerWidth-10 : iecompattest().clientWidth-10;
doc_height=(window.innerHeight && snowdistance==
"windowheight"
)? window.innerHeight : (ie4up && snowdistance==
"windowheight"
)? iecompattest().clientHeight : (ie4up && !window.opera && snowdistance==
"pageheight"
)? iecompattest().scrollHeight : iecompattest().offsetHeight;
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();
}
dx[i] += stx[i];
document.getElementById(
"dot"
+i).style.top=yp[i]+
"px"
;
document.getElementById(
"dot"
+i).style.left=xp[i] + am[i]*Math.sin(dx[i])+
"px"
;
}
snowtimer=setTimeout(
"snowIE_NS6()"
, 10);
}
function
hidesnow(){
if
(window.snowtimer) clearTimeout(snowtimer)
for
(i=0; i<no; i++) document.getElementById(
"dot"
+i).style.visibility=
"hidden"
}
if
(ie4up||ns6up){
snowIE_NS6();
if
(hidesnowtime>0)
setTimeout(
"hidesnow()"
, hidesnowtime*1000)
}
</script>