////////////////////////////////////
// Javascript made by Rizzi Kevin //
////////////////////////////////////


 DATUM = new Date()
       Jahr = DATUM.getFullYear()

       //Definieren wann die Jahreszeiten beginnen
       Fruehling = new Date(Jahr,02,20)
       Sommer = new Date(Jahr,05,21)
       Herbst = new Date(Jahr,08,23)
	   Halloween = new Date(Jahr,09,31)	
	   Herbst1 = new Date(Jahr,10,01)
       Winter = new Date(Jahr,11,22)

       var SNOW_Picture = ""; 
       if ((DATUM>=Winter) || (DATUM<Fruehling))
       {
        SNOW_Picture ="images/index/flocke.gif";
       }
	   else if (DATUM>=Herbst1)
       {
         SNOW_Picture ="images/index/blatt.gif";
       }
	   else if (DATUM>=Halloween)
       {
         SNOW_Picture ="images/index/halloween.gif";
       }
       else if (DATUM>=Herbst)
       {
         SNOW_Picture ="images/index/blatt.gif";
       }
       else if (DATUM>=Sommer)
       {
         SNOW_Picture ="images/index/sonne.gif";
       }
       else if (DATUM>=Fruehling)
       {
         SNOW_Picture ="images/index/fruehling.gif";
       }
	   
	   
var SNOW_no = 15;

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;

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 - 20;
	SNOW_Browser_Height = self.innerHeight;
}

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 + 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.kevriz.com\" 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() 
{ 

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=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()", 10);

}

SNOW_Weather();