// CREDITS:
// Snowmaker Copyright (c) 2003 Peter Gehrig. All rights reserved.
// Distributed by http://www.hypergurl.com
// Permission given to use the script provided that this notice remains as is.

// Set the number of snowflakes (more than 30 - 40 not recommended)
var snowmax = 60

// Set the colors for the snow. Add as many colors as you like
var snowcolor = new Array("#aaaacc", "#ddddFF", "#ccccDD")

// Set the fonts, that create the snowflakes. Add as many fonts as you like
var snowtype = new Array("Arial Black", "Arial Narrow", "Times", "Comic Sans MS")

// Set the letter that creates your snowflake (recommended:*)
var snowletter = "*"

// Set the speed of sinking (recommended values range from 0.3 to 2)
var sinkspeed = 0.6

// Set the maximal-size of your snowflaxes
var snowmaxsize = 22

// Set the minimal-size of your snowflaxes
var snowminsize = 8

// Set the snowing-zone
// Set 1 for all-over-snowing, set 2 for left-side-snowing 
// Set 3 for center-snowing, set 4 for right-side-snowing
var snowingzone = 1

///////////////////////////////////////////////////////////////////////////
// CONFIGURATION ENDS HERE
///////////////////////////////////////////////////////////////////////////


// Do not edit below this line
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(range) {
	rand = Math.floor(range * Math.random())
	return rand
}

function initsnow() {
	if (ie5 || opera) {
		marginbottom = document.body.clientHeight
		marginright = document.body.clientWidth
	}
	else if (ns6) {
		marginbottom = window.innerHeight
		marginright = window.innerWidth
	}
	var snowsizerange = 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(snowsizerange) + snowminsize
		snow[i].style.fontSize = snow[i].size
		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(6 * marginbottom - marginbottom - 6 * snow[i].size)
		snow[i].style.left = snow[i].posx
		snow[i].style.top = snow[i].posy
	}
	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]);
		snow[i].style.top = snow[i].posy

		if (snow[i].posy >= marginbottom - 6 * 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 timer = setTimeout("movesnow()", 50)
}

for (i = 0; i <= snowmax; i++) {
	document.write("<span id='s" + i + "' style='position:absolute;top:-" + snowmaxsize + "'>" + snowletter + "</span>")
}
if (browserok) {
	window.onload = initsnow
}