var SNOW_Picture = "snow.gif";
var SNOW_no = 14;

var SNOW_browser_IE_NS = (document.body.clientHeight) ? 1 : 0;
var SNOW_browser_MOZ = (self.innerWidth) ? 1 : 0;

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;
var SNOW_vy=4;
var cookietext;
var cookiename = "snowinfo";
var expiredays = 14;
var ShowSnow = new Boolean();
ShowSnow = true;

if (SNOW_browser_IE_NS)
{
	SNOW_Browser_Width = document.body.clientWidth;
	SNOW_Browser_Height = document.body.clientHeight;
}
else if (SNOW_browser_MOZ)
{
	SNOW_Browser_Width = self.innerWidth - 52;
	SNOW_Browser_Height = self.innerHeight;
}

if (document.cookie.length>0) {
  //cookietext = document.cookie;
}

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

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 + SNOW_vy*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>");
	if (i == 0) document.write("<\div id=\"SNOW_flake"+ i +"\" style=\"position: absolute; z-index: "+ i+100 +"; visibility: visible; top: 15px; left: 15px;\"><\img src=\""+SNOW_Picture+"\" border=\"0\"><\/div>");
	else document.write("<\div id=\"SNOW_flake"+ i +"\" style=\"position: absolute; z-index: "+ i+100 +"; visibility: visible; top: 15px; left: 15px;\"><\img src=\""+SNOW_Picture+"\" border=\"0\"><\/div>");
}
function toggleSnow()
{
  if (ShowSnow) {
    ShowSnow=false;
    document.getElementById("tschnee").innerHTML='<a href="javascript:toggleSnow();">Schnee einblenden</a>';
    cookietext="n";
    //document.cookie=cookietext;
  }
  else {
    ShowSnow=true;
    document.getElementById("tschnee").innerHTML='<a href="javascript:toggleSnow();">Schnee ausblenden</a>';
    SNOW_Weather();
    cookietext="j";
    //document.cookie=cookietext;
  }
}
function SNOW_Weather()
{
if (ShowSnow) {

  for (i = 0; i < SNOW_no; ++ i)
  {
    document.getElementById("SNOW_flake"+i).style.visibility="visible";
  	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 + SNOW_vy*Math.random();
  	}

  	SNOW_dx[i] += SNOW_stx[i];
      document.getElementById("SNOW_flake"+i).style.top=SNOW_yp[i]+"px";
  	  document.getElementById("SNOW_flake"+i).style.left=SNOW_xp[i] + SNOW_am[i]*Math.sin(SNOW_dx[i])+"px";

  }
  SNOW_Time = setTimeout("SNOW_Weather()", 60);
}
else {
  for (i = 0; i < SNOW_no; ++ i)
  {
    document.getElementById("SNOW_flake"+i).style.visibility="hidden";
  }
}


}

SNOW_Weather();