function PopUp(url,width,height){var nWindow = window.open(url,"PopUp","resizable=0,scrollbars=yes,locationbar=no,width="+width+",height="+height);
nWindow.focus(1);
}

function formHandler(){
var URL = document.form.site.options[document.form.site.selectedIndex].value;
window.location.href = URL;}

function EnlargeImage(url,width,height){var nWindow = window.open(url,"EnlargeImage","resizable=1,scrollbars=yes,locationbar=no,width="+width+",height="+height);
nWindow.focus(1);
}

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
   {
   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
	     }
      }
   }

function SwapImage(bildname,tauschbild)
{
document.images[bildname].src=tauschbild;
}

function launchWindow(url) {
  win = window.open(url, 'Bilder', 'height=400,innerHeight=400,width=530,innerWidth=530,hotkeys=0,menubar=0');
  win.focus();
}

function check(checkbox,privacy) {
	if(checkbox.checked==true){
	  document.bestellformular.Firma.disabled = false;
	  document.bestellformular.Vorname.disabled = false;
	  document.bestellformular.Nachname.disabled = false;
	  document.bestellformular.Strasse.disabled = false;
	  document.bestellformular.Hausnummer.disabled = false;
	  document.bestellformular.Plz.disabled = false;
	  document.bestellformular.Ort.disabled = false;
	  document.bestellformular.Telefon.disabled = false;
	  document.bestellformular.Fax.disabled = false;
		document.bestellformular.EMail.disabled = false;
		document.bestellformular.Nachricht.disabled = false;
		

	} 
	else {
	  document.bestellformular.Firma.disabled = true;
	  document.bestellformular.Vorname.disabled = true;
	  document.bestellformular.Nachname.disabled = true;
	  document.bestellformular.Strasse.disabled = true;
	  document.bestellformular.Hausnummer.disabled = true;
	  document.bestellformular.Plz.disabled = true;
	  document.bestellformular.Ort.disabled = true;
	  document.bestellformular.Telefon.disabled = true;
	  document.bestellformular.Fax.disabled = true;
		document.bestellformular.EMail.disabled = true;
		document.bestellformular.Nachricht.disabled = true;
		

	} 
}


function check2(checkbox,privacy) {
	if(checkbox.checked==true){
		document.kontaktformular.Name.disabled = false;
		document.kontaktformular.EMail.disabled = false;
		document.kontaktformular.Nachricht.disabled = false;
		} 
	else {
		document.kontaktformular.Name.disabled = true;
		document.kontaktformular.EMail.disabled = true;
		document.kontaktformular.Nachricht.disabled = true;
	} 
}


function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart > opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
}

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
} 

var hide = 0;
function toggle_search_field()
{
	if(!hide) {
		opacity("such_feld", 0, 100, 500);
		hide = 1;
		document.getElementById("btn_search").src = 'http://www.klw.de/img/btn_search_on.gif';
	} else {
		opacity("such_feld", 100, 0, 500);
		hide = 0;
		document.getElementById("btn_search").src = 'http://www.klw.de/img/btn_search.gif';
	}
}

function init()
{
	//Such-Feld initialisieren
	var object = document.getElementById("such_feld").style;
	object.display = "none";
	object.opacity = 0;
	object.MozOpacity = 0;
	object.KhtmlOpacity = 0;
	object.filter = "alpha(opacity=" + 0 + ")";
	object.display = "block";
	correctPNG();

}

function go(ziel){
	document.location.href = ziel;
}