var SNOW_Picture = "img/snow.gif"
var SNOW_no = 15;

try {
	var SNOW_browser_IE_NS = (document.body.clientHeight) ? 1 : 0;
}
catch (e) {
	var SNOW_browser_IE_NS = 0;
}

try {
	var SNOW_browser_MOZ = (self.innerWidth) ? 1 : 0;
}
catch (e) {
	var SNOW_browser_MOZ = 0;
}

try {
	var SNOW_browser_IE7 = (document.documentElement.clientHeight) ? 1 : 0;
}
catch (e) {
	var SNOW_browser_IE7 = 0;
}
//alert(SNOW_browser_IE_NS+" : "+SNOW_browser_MOZ+" : "+SNOW_browser_IE7);
var SNOW_Time;
var SNOW_dx, SNOW_xp, SNOW_yp;
var SNOW_am, SNOW_stx, SNOW_sty;
var i, SNOW_Browser_Width, SNOW_Browser_Height;

SNOW_dx = new Array();
SNOW_xp = new Array();
SNOW_yp = new Array();
SNOW_am = new Array();
SNOW_stx = new Array();
SNOW_sty = new Array();

function initSnow() {
	if (SNOW_browser_IE7 && !SNOW_browser_MOZ) {
		SNOW_Browser_Width = document.documentElement.clientWidth;
		SNOW_Browser_Height = document.documentElement.clientHeight;
	}
	else if (SNOW_browser_MOZ) {
		SNOW_Browser_Width = self.innerWidth - 20;
		SNOW_Browser_Height = self.innerHeight;
	}
	else if (SNOW_browser_IE_NS) {
		SNOW_Browser_Width = document.body.clientWidth;
		SNOW_Browser_Height = document.body.clientHeight;
	}
	//alert(SNOW_Browser_Width+" x "+SNOW_Browser_Height);

	for (i = 0; i < SNOW_no; ++ i) {
		SNOW_dx[i] = 0;
		SNOW_xp[i] = Math.random()*(SNOW_Browser_Width-50);
		SNOW_yp[i] = Math.random()*SNOW_Browser_Height;
		SNOW_am[i] = Math.random()*20;
		SNOW_stx[i] = 0.02 + Math.random()/10;
		SNOW_sty[i] = 0.7 + Math.random();
		if (i == 0) document.write("<\div id=\"SNOW_flake"+ i +"\" style=\"position: absolute; z-index: "+ i +"; visibility: visible; top: 15px; left: 15px;\"><a href=\"http://www.peters1.dk\" target=\"_blank\"><\img src=\""+SNOW_Picture+"\" border=\"0\"></a><\/div>");
		else document.write("<\div id=\"SNOW_flake"+ i +"\" style=\"position: absolute; z-index: "+ i +"; visibility: visible; top: 15px; left: 15px;\"><\img src=\""+SNOW_Picture+"\" border=\"0\"><\/div>");
	}
}

function SNOW_Weather() {
	//var scrollvalue = document.documentElement.scrollTop > document.body.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop;
	var scrollvalue = 0;
	for (i = 0; i < SNOW_no; ++ i)
	{
		SNOW_yp[i] += SNOW_sty[i];

		if (SNOW_yp[i] > SNOW_Browser_Height-50)
		{
			SNOW_xp[i] = Math.random()*(SNOW_Browser_Width-SNOW_am[i]-30);
			SNOW_yp[i] = 0;
			SNOW_stx[i] = 0.02 + Math.random()/10;
			SNOW_sty[i] = 0.7 + Math.random();
		}

		SNOW_dx[i] += SNOW_stx[i];

		document.getElementById("SNOW_flake"+i).style["top"]=(scrollvalue+SNOW_yp[i])+"px";
		document.getElementById("SNOW_flake"+i).style["left"]=SNOW_xp[i] + SNOW_am[i]*Math.sin(SNOW_dx[i])+"px";
	}
	//alert(SNOW_Browser_Width+"X"+SNOW_Browser_Height);
	SNOW_Time = setTimeout("SNOW_Weather()", 10);

}

//SNOW_Weather();