// Highlights of the nav_main-Navigation
function topactive1() {
  if (document.getElementById("highlight1").className == "normal") {
    document.getElementById("highlight1").className = "over";
    document.getElementById("tilde2").className = "sub";
  } else {
    document.getElementById("highlight1").className = "normal";
    document.getElementById("tilde2").className = "subfirst";
  }
}

function topactive2() {
  if (document.getElementById("highlight2").className == "normal") {
    document.getElementById("highlight2").className = "over";
    document.getElementById("tilde3").className = "sub";

  } else {
    document.getElementById("highlight2").className = "normal";
    document.getElementById("tilde3").className = "subfirst";
  }
}

function topactive3() {
  if (document.getElementById("highlight3").className == "normal") {
    document.getElementById("highlight3").className = "over";
    document.getElementById("tilde4").className = "sub";
  } else {
    document.getElementById("highlight3").className = "normal";
    document.getElementById("tilde4").className = "subfirst";
  }
}

function topactive4() {
  if (document.getElementById("highlight4").className == "normal") {
    document.getElementById("highlight4").className = "over";
    //document.getElementById("tilde5").className = "sub";
  } else {
    document.getElementById("highlight4").className = "normal";
    //document.getElementById("tilde5").className = "subfirst";
  }
}

function topactive5() {
  if (document.getElementById("highlight5").className == "normal") {
    document.getElementById("highlight5").className = "over";
    document.getElementById("tilde6").className = "sub";
  } else {
    document.getElementById("highlight5").className = "normal";
    document.getElementById("tilde6").className = "subfirst";
  }
}

function topactive6() {
  if (document.getElementById("highlight6").className == "normal") {
    document.getElementById("highlight6").className = "over";
  } else {
    document.getElementById("highlight6").className = "normal";
  }
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

/* function to restore the images swap */
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

/* function to find the actual html-object  */
function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

/* function to change the image-files  */
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/* Function to set the Layers visible */
function showLayer(welcher)
{
var objLabels = document.getElementById(welcher); 
//objLabels.style.display == "none";
	
	if (objLabels.style.display == "none") {
	
		objLabels.style.display = "block";
		objLabels.style.visibility = "visible";
	}
	else {
		objLabels.style.display = "none";
	}
}

/* Function to set the Layers hidden */
function closeLayer(welcher)
{
var objLabels = document.getElementById(welcher); 
	
	if (objLabels.style.display == "block") {
		objLabels.style.display = "none";
	}
	else {
		objLabels.style.display = "none";
	}
}

	
	
function showhide(on) //fr elemente, deren display/visibility IM SEITEN-SOURCECODE definiert ist
{	
	var txtlayer = document.getElementById(on);		
	if (txtlayer.style.display=='none') {txtlayer.style.display='block';}
	else if (txtlayer.style.display=='block'){txtlayer.style.display='none';}
	else if (txtlayer.style.visibility=='visible'){txtlayer.style.display='hidden';}
	else if (txtlayer.style.visibility=='hidden'){txtlayer.style.display='visible';}
	
}

/* CSS for enabled JS
if((self.navigator.platform == 'MacPPC') && (navigator.userAgent.toLowerCase().indexOf('firefox') != -1))
{ document.write("<link rel='stylesheet' type='text/css' href='css/styles_ffox.css'\>"); }
*/


// Font Size
function sg(Wert){ 
g=parseFloat(document.body.style.fontSize.replace('em','')); 
g+=Wert; 
if(g>0.5&&g<10){ 
document.body.style.fontSize=g.toFixed(1)+'em'; 
} 
} 

//**************************NEW METHOD FOR IE6-BUG DROPDOWNS*************************************************************+

/*final version*/
// IE 5.5 & 6.0 DHTML-Layer FIX for Browser Dropdown Bug 
// call method with true for mouseover, with false for mouseout
function ieFixDropdownHide(hide, dorpdownId)
{	
var ua = navigator.userAgent;
var isMSIE = (navigator.appName == "Microsoft Internet Explorer");
var isMSIE5_5 = isMSIE && (ua.indexOf('MSIE 5.5') != -1);
var isMSIE6 = isMSIE && (ua.indexOf('MSIE 6.0') != -1);
var obj = document.getElementById(dorpdownId); 
	
	if(isMSIE5_5 || isMSIE6)
	{
		if(hide == true)
		{
			obj.style.visibility = "hidden"; 
		}
		else
		{
			obj.style.visibility = "visible";
		}
	}
}



function show(id)
{

   if(document.getElementById(id).style.display=="none")
        {
                for(i=0;i<box.length;i++)
                {
                        document.getElementById(box[i]).style.display="none";
                }

                document.getElementById(id).style.display="block";
        }
        else
        {
                document.getElementById(id).style.display="block";
                
        }
}


var Remote;
function newPopup(wohin,w,h)
{
	if(Remote && Remote.close) Remote.close();
	Remote = window.open(wohin,"TheRemote","width=" + w + ",height=" + h + ",toolbar=no,location=no,directories=no,status=no,copyhistory=no,menubar=no,scrollbars=no,resizable=no");
	try	{ Remote.focus();	}
	catch(error) {}
}



// Button-Navigation Homepage

		/*deutsch*/
		pic00an = new Image();
		pic00an.src = "fileadmin/img/nav/de/btn_trevira_cs_over.gif";	
		pic01an = new Image();
		pic01an.src = "fileadmin/img/nav/de/btn_trevira_bioactive_over.gif";	
		pic02an = new Image();
		pic02an.src = "fileadmin/img/nav/de/btn_downloadcenter_over.gif";	
		pic03an = new Image();
		pic03an.src = "fileadmin/img/nav/de/btn_trevira_net_over.gif";	
		pic04an = new Image();
		pic04an.src = "fileadmin/img/nav/de/btn_jobs_u_ausbildung_over.gif";	
		pic05an = new Image();
		pic05an.src = "fileadmin/img/nav/de/btn_news_over.gif";
		
		pic00aus = new Image();
		pic00aus.src = "fileadmin/img/nav/de/btn_trevira_cs.gif";
		pic01aus = new Image();
		pic01aus.src = "fileadmin/img/nav/de/btn_trevira_bioactive.gif";
		pic02aus = new Image();
		pic02aus.src = "fileadmin/img/nav/de/btn_downloadcenter.gif";
		pic03aus = new Image();
		pic03aus.src = "fileadmin/img/nav/de/btn_trevira_net.gif";
		pic04aus = new Image();
		pic04aus.src = "fileadmin/img/nav/de/btn_jobs_u_ausbildung.gif";
		pic05aus = new Image();
		pic05aus.src = "fileadmin/img/nav/de/btn_news.gif";
		
		/*englisch*/
		pic06an = new Image();
		pic06an.src = "fileadmin/img/nav/en/btn_trevira_cs_over.gif";	
		pic07an = new Image();
		pic07an.src = "fileadmin/img/nav/en/btn_trevira_bioactive_over.gif";	
		pic08an = new Image();
		pic08an.src = "fileadmin/img/nav/en/btn_downloadcenter_over.gif";	
		pic09an = new Image();
		pic09an.src = "fileadmin/img/nav/en/btn_trevira_net_over.gif";	
		pic10an = new Image();
		pic10an.src = "fileadmin/img/nav/en/btn_jobs_u_training_over.gif";	
		pic11an = new Image();
		pic11an.src = "fileadmin/img/nav/en/btn_news_over.gif";
		
		pic06aus = new Image();
		pic06aus.src = "fileadmin/img/nav/en/btn_trevira_cs.gif";
		pic07aus = new Image();
		pic07aus.src = "fileadmin/img/nav/en/btn_trevira_bioactive.gif";
		pic08aus = new Image();
		pic08aus.src = "fileadmin/img/nav/en/btn_downloadcenter.gif";
		pic09aus = new Image();
		pic09aus.src = "fileadmin/img/nav/en/btn_trevira_net.gif";
		pic10aus = new Image();
		pic10aus.src = "fileadmin/img/nav/en/btn_jobs_u_training.gif";
		pic11aus = new Image();
		pic11aus.src = "fileadmin/img/nav/en/btn_news.gif";
		

		function img_act(imgName) {
			imgOn = eval(imgName + "an.src");
        			document [imgName].src = imgOn;
		}
		function img_inact(imgName) {
			imgOff = eval(imgName + "aus.src");
			document [imgName].src = imgOff;
		}
		


function popup_img(ziel,breite,hoehe)
{
	var fenster = null;	
	fenster=open(ziel,'popup','toolbar=no,dependent,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width='+breite+',height='+hoehe);
	fenster.moveTo(50,50);
	fenster.focus();
}