//  CLIENT_SIDE SNIFFER CODE

// convert all characters to lowercase to simplify testing 
var agt=navigator.userAgent.toLowerCase(); 

//BROWSER VERSION
// Note: On IE5, these return 4, so use is_ie5up to detect IE5. 
var is_major = parseInt(navigator.appVersion); 
var is_minor = parseFloat(navigator.appVersion); 

//BROWSER TYPE 
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) 
            && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) 
            && (agt.indexOf('webtv')==-1));
var is_nav4up = (is_nav && (is_major >= 4));  
var is_ie   = (agt.indexOf("msie") != -1); 
var is_ie3  = (is_ie && (is_major < 4)); 
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1) );
var is_ie4up  = (is_ie  && (is_major >= 4));
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );  
var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4);  
var is_dom = (document.getElementById);

//PLATFORM 
var is_win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
var is_mac    = (agt.indexOf("mac")!=-1);
var is_sun   = (agt.indexOf("sunos")!=-1);
var is_irix  = (agt.indexOf("irix") !=-1);    // SGI
var is_hpux  = (agt.indexOf("hp-ux")!=-1);
var is_aix   = (agt.indexOf("aix") !=-1);      // IBM
var is_linux = (agt.indexOf("inux")!=-1);
var is_sco   = (agt.indexOf("sco")!=-1) || (agt.indexOf("unix_sv")!=-1);
var is_unixware = (agt.indexOf("unix_system_v")!=-1); 
var is_mpras    = (agt.indexOf("ncr")!=-1); 
var is_reliant  = (agt.indexOf("reliantunix")!=-1);
var is_dec   = ((agt.indexOf("dec")!=-1) || (agt.indexOf("osf1")!=-1) || 
       (agt.indexOf("dec_alpha")!=-1) || (agt.indexOf("alphaserver")!=-1) || 
       (agt.indexOf("ultrix")!=-1) || (agt.indexOf("alphastation")!=-1)); 
var is_sinix = (agt.indexOf("sinix")!=-1);
var is_freebsd = (agt.indexOf("freebsd")!=-1);
var is_bsd = (agt.indexOf("bsd")!=-1);
var is_unix  = ((agt.indexOf("x11")!=-1) || is_sun || is_irix || is_hpux || 
             is_sco ||is_unixware || is_mpras || is_reliant || 
             is_dec || is_sinix || is_aix || is_linux || is_bsd || is_freebsd);
													
							
//preload navi-images
var preloadArray = new Array();
var preloadArrayLength = 0;

function preloadImages() {
	if (document.images) {
	var imgName = preloadImages.arguments;
		for (var i=0; i<imgName.length; i++) {
		preloadArray[preloadArrayLength] = new Image;
		preloadArray[preloadArrayLength].src = "/pics/navi_" + imgName[i] + ".gif";
		preloadArrayLength++;
		}
	}
}

if (document.images) {
	preloadImages(
	"home_on",
	"unternehmen_on",
	"marken_on",
	"neues_on",
	"stellen_on",
	"partner_on",
	"service_on")
}

//set link at dropdown
function go(sel) {
selOpt = document.forms[0].elements[0].options[sel.selectedIndex];
if(selOpt.defaultSelected == true || selOpt.value == "") return;
window.location.href = selOpt.value;
}

//image- + text-change at OnMouseOver/OnMouseOut
var imgName;
var imgSource;

function changePic(imgName,imgSource) {
	if (!document.images) return;
	document.images[imgName].src ="/pics/navi_"+ imgSource + ".gif";
}

// rollover	f. partnerbereich		
function imgOn(imgName){
        if (document.images) {
                document.images[imgName].src = "pics/" +imgName+ "_on.gif";
        }
}

function imgOff(imgName){
        if (document.images) {
                document.images[imgName].src = "pics/" + imgName+ "_off.gif";
        }
}
 
			
													
// oeffnet pop up - fenster mit def. hoehe, breite und vorgegebener position
function fenster(ort,w,h) 
{
  win = window.open(ort, 'Neues_Fenster', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width='+w+',height='+h+',screenX=50,screenY=200,left=50,top=200');
}