/*
* custom window opening function
*/
function FensterOeffnen (Adresse,nW,nH) {
  MeinFenster = window.open(Adresse, "BVA", "width="+nW+",height="+nH+",dependent=yes,location=no,menubar=no,resizable=yes,scrollbars=no,status=no,toolbar=no");
  MeinFenster.focus();
}
/////////////////////////////////
/*
* <div>'s ein und ausblenden
*/
function sichtbarkeit(check_box, div_element) {
	if (check_box.checked) {
		document.getElementById(div_element).style.display = "block";
	} else {
		document.getElementById(div_element).style.display = "none";
	}

	return;
}
/////////////////////////////////
/*
 * Correctly handle PNG transparency in Win IE 5.5 & 6.
 * http://homepage.ntlworld.com/bobosola. Updated 18-Jan-2006.
 */
var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])

if ((version >= 5.5) && (version < 7) && (document.body.filters))
{
   for(var i=0; i<document.images.length; i++)
   {
      var img = document.images[i]
      var imgName = img.src.toUpperCase()
      if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
      {
         var imgID = (img.id) ? "id='" + img.id + "' " : ""
         var imgClass = (img.className) ? "class='" + img.className + "' " : ""
         var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
         var imgStyle = "display:inline-block;" + img.style.cssText
         if (img.align == "left") imgStyle = "float:left;" + imgStyle
         if (img.align == "right") imgStyle = "float:right;" + imgStyle
         if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
         var strNewHTML = "<span " + imgID + imgClass + imgTitle
         + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
         + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
         + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>"
         img.outerHTML = strNewHTML
         i = i-1
      }
   }
}