/******************************************

* Snow Effect Script- By Altan d.o.o. (http://www.altan.hr/snow/index.html)

* Visit Dynamic Drive DHTML code library (http://www.dynamicdrive.com/) for full source code

* Last updated Nov 9th, 05' by DD. This notice must stay intact for use

******************************************/



//Configure below to change URL path to the snow image

var grphcs=new Array(6);

var Image0=new Image();

var Image1=new Image();

var Image2=new Image();

var Image3=new Image();

var Image4=new Image();

var Image5=new Image();

Image0.src=grphcs[0]="http://www.pirasoft.yoyo.pl/infusions/putting/images/snow/snow_1.gif";

Image1.src=grphcs[1]="http://www.pirasoft.yoyo.pl/infusions/putting/images/snow/snow_2.gif";

Image2.src=grphcs[2]="http://www.pirasoft.yoyo.pl/infusions/putting/images/snow/snow_3.gif";

Image3.src=grphcs[3]="http://www.pirasoft.yoyo.pl/infusions/putting/images/snow/snow_4.gif";

Image4.src=grphcs[4]="http://www.pirasoft.yoyo.pl/infusions/putting/images/snow/snow_5.gif";

Image5.src=grphcs[5]="http://www.pirasoft.yoyo.pl/infusions/putting/images/snow/snow_6.gif";

// Configure below to change number of snow to render

var no = 15;

// 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();



document.write('<div style="position:absolute;top:0px;left:0px;"><div style="position:relative;">');

for (i = 0; i < no; ++ i) {

	dx[i] = 0;												// set coordinate variables

	xp[i] = Math.random()*(doc_width-50);	// set position variables

	yp[i] = Math.random()*doc_height;

	am[i] = Math.random()*20;				 // set amplitude variables

	stx[i] = 0.02 + Math.random()/10; // set step variables

	sty[i] = 0.7 + Math.random();		 // set step variables

	var P=Math.floor(Math.random()*grphcs.length);

	rndPic=grphcs[P];

	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='"+rndPic+"' 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='"+rndPic+"' border=\"0\"><\/div>");

		}

	}

}

document.write('</div></div>');



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

		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)

}