function oeffnepopup (url) {   
	fenster=window.open(url, "fenster1", "width=425,height=425,left=300,top=100,status=no,scrollbars=no,resizable=no,toolbar=no");
 	fenster.focus();
 	 if(fenster) return false;
 	else return true;
}


function oeffnepopup2 (url) {   
	fenster=window.open(url, "fenster2", "width=320,height=600,left=300,top=100,status=no,scrollbars=no,resizable=no,toolbar=no");
 	fenster.focus();
 	 if(fenster) return false;
 	else return true;
}



function ImgFromFile(img){
  		var a=new Image();
  		a.src=img;
  		return a;
} 



function BilderVorladen()
{
    document.Vorladen = new Array();
	if(document.images)
    {
        for(var i = 0; i < BilderVorladen.arguments.length; i++)
        {
            document.Vorladen[i] = new Image();
            document.Vorladen[i].src = BilderVorladen.arguments[i];
        }
    }
}