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//Configure below to change URL path to the snow image var snowsrc=""; // Configure below to change number of snow to render var no = 10; // Configure whether snow should disappear after x seconds (0=never): var hidesnowtime = "0"; // Configure how much snow should drop down before fading ("windowheight" or "pageheight") var snowdistance = "pageheight";
///////////Stop Config//////////////////////////////////
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; // coordinate and position variables var am, stx, sty; // amplitude and step variables 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)? "snow.gif" : snowsrc for (i = 0; i < no; ++ i) {
dxi = 0; // set coordinate variables xpi = Math.random()(doc_width-50); // set position variables ypi = Math.random()doc_height; ami = Math.random()20; // set amplitude variables stxi = 0.02 + Math.random()/10; // set step variables styi = 0.7 + Math.random(); // set step variables
if (ie4up||ns6up) {
if (i == 0) {
document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\">");
} else {
document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\">");
}
}
}
function snowIE_NS6() { // IE and NS6 main animation function
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) { // iterate for every dot
ypi += styi; if (ypi > doc_height-50) {
xpi = Math.random()(doc_width-ami-30); ypi = 0; stxi = 0.02 + Math.random()/10; styi = 0.7 + Math.random();
} dxi += stxi; document.getElementById("dot"+i).style.top=ypi+"px"; document.getElementById("dot"+i).style.left=xpi + amiMath.sin(dxi)+"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) }

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