function MM_openBrWindow(theURL,winName,features, myWidth, myHeight, isCenter) { //v3.0
if(window.screen)if(isCenter)if(isCenter=="true"){
var myLeft = (screen.width-myWidth)/2;
var myTop = (screen.height-myHeight)/2;
features+=(features!='')?',':'';
features+=',left='+myLeft+',top='+myTop;
}
window.open(theURL,winName,features+((features!='')?',':'')+'width='+myWidth+',height='+myHeight);
}

function senden(){
       if  ((document.kontakt.name.value.length > 1) && (document.kontakt.adresse.value.length > 1) && (document.kontakt.email.value.length > 1))
	        {document.kontakt.submit();}		
	   else { alert('Bitte füllen Sie alle mit * gekennzeichneten Felder aus!'); }
}

<!--
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
//-->
if (navigator.appVersion.indexOf("2.") != -1){
	check = false;
	}
if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
	check = false;
	}
else {
	check = true;
	}
if (check == true){
	image1 = new Image();
	image1.src = "images/pix.gif";
	image1on = new Image();
	image1on.src = "images/nav-pix1.gif";

	image2 = new Image();
	image2.src = "images/pix.gif";
	image2on = new Image();
	image2on.src = "images/nav-pix1.gif";
	
	image3 = new Image();
	image3.src = "images/pix.gif";
	image3on = new Image();
	image3on.src = "images/nav-pix1.gif";
	
	image4 = new Image();
	image4.src = "images/pix.gif";
	image4on = new Image();
	image4on.src = "images/nav-pix1.gif";
	
	image5 = new Image();
	image5.src = "images/pix.gif";
	image5on = new Image();
	image5on.src = "images/nav-pix1.gif";
	
	image6 = new Image();
	image6.src = "images/pix.gif";
	image6on = new Image();
	image6on.src = "images/nav-pix1.gif";
	
	image7 = new Image();
	image7.src = "images/pix.gif";
	image7on = new Image();
	image7on.src = "images/nav-pix1.gif";
	
	image8 = new Image();
	image8.src = "images/pix.gif";
	image8on = new Image();
	image8on.src = "images/nav-pix1.gif";
	

}

imageStay = ""

function imageon(name){
	if (imageStay != name){
        	document[name].src = eval(name + "on.src");
	}
}
function imageoff(name){
	if (imageStay != name){
        	document[name].src = eval(name + ".src");
	}
}

function on(name){
        if (check == true){
	imageon(name);
	}
}
function off(name){
        if (check == true){
	imageoff(name);
	}
}