var SNOW_Picture = "snow7.gif";
var SNOW_no = 30;

var SNOW_browser_IE_NS = (document.body.clientHeight) ? 1 : 0;
var SNOW_browser_MOZ = (self.innerWidth) ? 1 : 0;
var SNOW_browser_IE7 = (document.documentElement.clientHeight) ? 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;
	  }
	    else if (SNOW_browser_IE7)
	    {
	    SNOW_Browser_Width = document.documentElement.clientWidth;
            SNOW_Browser_Height = document.documentElement.clientHeight;
            }


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.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()
{ 
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()", 30);  <!--predkosc opadania -->

}

SNOW_Weather();