var popUpWin=0;
function sh_popup(URLStr,widthw,heightw)
{
  var width=(widthw>0) ? widthw:380;
  var height=(heightw>0) ? heightw:470;
  var left = parseInt((screen.availWidth/2) - (width/2));
  var top = parseInt((screen.availHeight/2) - (height/2));

  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr+'?popup', 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}

 
/*
**	Automatic Rollover Script
**	©2002-2004 Slava Subbass
*/
//config
var suffix="-over"; //"-down"; //can be "-over" (Imageready defaults) etc.
var suffixlength = suffix.length;
// UTILITY FUNCTIONS
var preload_img = new Array();
function preload(a){
var x=preload_img.length;
preload_img[x] = new Image();
preload_img[x].src = a;
}
function chomp (a,n){
//trim last N chars
return a.substr(0,a.length-n);
}
function strlast (a,n){ 
//return last N chars
return a.substr(a.length-n);
}
// Register ONLOAD
window.onload = assign_rollover_handlers;
// HANDLERS
function assign_rollover_handlers(){
/*
	@version 0.9.2
	@desc assign handlers for imgs having "btn" in .name
*/
    for ( var x = 0; x < document.images.length; x++ ) {
        var obj = document.images[x];
        if(!obj.name)
            continue;
        if(obj.name.indexOf("current")>-1) {
            var j = chomp (obj.src,4)+suffix+strlast(obj.src,4);
			obj.src = j;		
        }
        if(obj.name.indexOf("btn")==0) {
            var j = chomp (obj.src,4)+suffix+strlast(obj.src,4);
            preload(j);
            obj.onmouseover=function(e) {						
                                var dsj = chomp (this.src,4)+suffix+strlast(this.src,4);
								this.src_over = this.src;
                                this.src = dsj;
                                    };
            obj.onmouseout=function (e) {
								if(this.src_over) this.src = this.src_over;
                           };
        }
    }
}



<!--
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu1_over = newImage("/images/menu1-over.png");
		menu2_over = newImage("/images/menu2-over.png");
		menu3_over = newImage("/images/menu3-over.png");
		menu4_over = newImage("/images/menu4-over.png");
		menu5_over = newImage("/images/menu5-over.png");
		menu6_over = newImage("/images/splash/aktuelles-over.gif");
		menu7_over = newImage("/images/splash/geschanftsfelder-over.gif");
		menu8_over = newImage("/images/splash/kontakt-over.gif");
		menu9_over = newImage("/images/splash/service-over.gif.gif");
		menu10_over = newImage("/images/splash/unternehmen-over.gif");		
		menu11_over = newImage("/images/splash/suchen-over.gif");		
		preloadFlag = true;
	}
}
// -->

// For images & inputs
function mover(btnname){
	document.getElementById(btnname).src="/images/splash/"+btnname+"-over.gif";		
}
function mout(btnname){
	document.getElementById(btnname).src="/images/splash/"+btnname+".gif";		
}

	
function check_form(frm) {
 var good=true;
 if (frm.f1.value=='') good=false;
 if (frm.f2.value=='') good=false;
 if (frm.f3.value=='') good=false;
 if (frm.f4.value=='') good=false;
 if (frm.f5.value=='') good=false;
 if (frm.f6.value=='') good=false;
 if (frm.f8.value=='') good=false;
 if (frm.f9.value=='') good=false;
 if (frm.f10.value=='') good=false;
 if (frm.f11.value=='') good=false;
 
 if (!good) alert('Gehen Sie auf Nummer sicher, dass alle Pflichtfelder ausgefüllt wurden!');
 return good; 
}

function popImage(imageURL,imgTitle){
var imageTitle='Image';
var pos='middle_center';
imageURL=location.protocol+'//'+location.host+imageURL;
var defWidth=10;
var defHeight=10;
var f="width="+defWidth+",height="+defHeight;	
var v='middle';
var h='center';
f+=",left=0 top=0";
imgWin=window.open('about:blank','',f);
imDoc=imgWin.document;
with (imDoc) {
writeln('<html><head><title>Loading...</title><style>body{margin:0px;}</style>');writeln('<sc'+'ript>');
writeln('var isNN,isIE;');writeln('if (parseInt(navigator.appVersion.charAt(0))>=4){');
writeln('isNN=(navigator.appName=="Netscape")?1:0;');writeln('isIE=(navigator.appName.indexOf("Microsoft")!=-1)?1:0;}');
writeln('function reSizeToImage(){');writeln('if (isIE){');writeln('window.resizeTo(100,100);');
writeln('width=100-(document.body.clientWidth-document.images[0].width);');
writeln('height=100-(document.body.clientHeight-document.images[0].height);');
writeln('window.resizeTo(width,height);}');writeln('if (isNN){');       
writeln('window.innerWidth=document.images["George"].width;');writeln('window.innerHeight=document.images["George"].height;}}');
writeln('function doTitle(){document.title="'+imgTitle+'";}');writeln('</sc'+'ript>');
writeln('</head><body bgcolor="#FFFFFF" scroll="no" onload="reSizeToImage();doTitle();self.focus()">')
writeln('<img name="George" src='+imageURL+' style="display:block"></body></html>');

close();
}
}