var snowmax=35;
var snowcolor=new Array("#aaaacc","#ddddFF","#ccccDD");
var snowtype=new Array("Arial Black","Arial Narrow","Times","Comic Sans MS");
var snowletter="*";
var sinkspeed=0.8;
var snowmaxsize=30;
var snowminsize=10;
var snowingzone=1;
var snow=new Array();
var marginbottom;
var marginright;
var timer;
var i_snow=0;
var x_mv=new Array();
var crds=new Array();
var lftrght=new Array();
var browserinfos=navigator.userAgent;
var ie5=document.all&&document.getElementById&&!browserinfos.match(/Opera/);
var ns6=document.getElementById&&!document.all;
var opera=browserinfos.match(/Opera/);
var browserok=ie5||ns6||opera;

function randommaker(a)
{
	rand=Math.floor(a*Math.random());
	return rand;
}
function iecompattest()
{
	return(document.compatMode&&document.compatMode!="BackCompat")?document.documentElement:document.body;
}

function initsnow()
{
	if(ie5||opera)
	{
		marginbottom=iecompattest().clientHeight;
		marginright=iecompattest().clientWidth;
	}
	else
	{
		if(ns6)
		{
			marginbottom=self.innerHeight;marginright=self.innerWidth;
		}
	}

	var a=snowmaxsize-snowminsize;
	for(i=0;i<=snowmax;i++)
	{
		crds[i]=0;lftrght[i]=Math.random()*15;
		x_mv[i]=0.03+Math.random()/10;
		snow[i]=document.getElementById("s"+i);
		snow[i].style.fontFamily=snowtype[randommaker(snowtype.length)];
		snow[i].size=randommaker(a)+snowminsize;
		snow[i].style.fontSize=snow[i].size+"px";
		snow[i].style.color=snowcolor[randommaker(snowcolor.length)];
		snow[i].sink=sinkspeed*snow[i].size/5;
		
		if(snowingzone==1)
		{
			snow[i].posx=randommaker(marginright-snow[i].size);
		}
		if(snowingzone==2)
		{
			snow[i].posx=randommaker(marginright/2-snow[i].size);
		}
		if(snowingzone==3)
		{
			snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/4;
		}
		if(snowingzone==4)
		{
			snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/2;
		}
		
		snow[i].posy=randommaker(2*marginbottom-marginbottom-2*snow[i].size);
		snow[i].style.left=snow[i].posx+"px";
		snow[i].style.top=snow[i].posy+"px";
	}
	movesnow();
}

function movesnow()
{
	for(i=0;i<=snowmax;i++)
	{
		crds[i]+=x_mv[i];
		snow[i].posy+=snow[i].sink;
		snow[i].style.left=snow[i].posx+lftrght[i]*Math.sin(crds[i])+"px";snow[i].style.top=snow[i].posy+"px";
		
		if(snow[i].posy>=marginbottom-2*snow[i].size|| parseInt(snow[i].style.left)>(marginright-3*lftrght[i]))
		{
			if(snowingzone==1)
			{
				snow[i].posx=randommaker(marginright-snow[i].size);
			}
			if(snowingzone==2)
			{
				snow[i].posx=randommaker(marginright/2-snow[i].size);
			}
			if(snowingzone==3)
			{
				snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/4;
			}
			if(snowingzone==4)
			{
				snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/2;
			}
			
			snow[i].posy=0;
		}
	}

	var a=setTimeout("movesnow()",50);
}

function hidesnow()
{
	if(window.timer)
	{
		clearTimeout(timer);
	}
	for(i=0;i<=snowmax;i++)
	{
		document.getElementById("s"+i).style.visibility="hidden";
	}
}

for(i=0;i<=snowmax;i++)
{
	document.write('<div id="s'+i+'" style="POSITION: absolute; Z-INDEX: 9'+i+"; VISIBILITY: visible; TOP:-"+snowmaxsize+'px; LEFT: 15px;">'+snowletter+"</div>");
}

if(browserok)
{
	initsnow();
}