// Seite neu aufbauen

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);

function MM_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}

function BW_reload() {location.reload();}

// Ebene zentrieren

function BW_centerLayers() { //v4.1.1
	if (document.layers || document.all || document.getElementById){
		var winWidth, winHeight, i, horz, vert, width, height, offsetX, offsetY, negX, negY, group, x, y, args;
		args = BW_centerLayers.arguments;
		
		onresize = BW_reload;

				
		winWidth = (document.all)?document.body.clientWidth:window.innerWidth;
		winHeight = (document.all)?document.body.clientHeight:window.innerHeight;
				
		for (i=0; i<(args.length-9); i+=10) {
			horz    = args[i+1];
			vert    = args[i+2];
			width   = parseInt(args[i+3]);
			height  = parseInt(args[i+4]);
			offsetX = parseInt(args[i+5]);
			offsetY = parseInt(args[i+6]);
			negX    = args[i+7];
			negY    = args[i+8];
		
			x = ((winWidth - width)/2) + offsetX;
			y = ((winHeight - height)/2) + offsetY;
						
			x = (negX=='false' && (x < 0))?0:x;
			y = (negY=='false' && (y < 0))?0:y;
				
			layerObj = (document.getElementById)?document.getElementById(args[i]):MM_findObj(args[i]);
			
			if (layerObj!=null) {
				layerObj = (layerObj.style)?layerObj.style:layerObj;
				layerObj.left = (horz=="true")?x:layerObj.left;
				layerObj.top = (vert=="true")?y:layerObj.top;
			}
		}
	}
}

// Ebene scrollen

function flevSlideDiv() { // v2.0, Marja Ribbers-de Vroed, FlevOOware
	if (arguments.length < 4) {return;}
	var sD = arguments[0]; if (sD == "") {return;}
	var	oD = eval("MM_findObj('" + sD + "')"); if (oD == null) {return;}
	var iNX = parseInt(arguments[1]), iNY = parseInt(arguments[2]), iS = parseInt(arguments[3]);
	var iPx = (arguments.length > 4) ? parseInt(arguments[4]) : 0;
	var iR = (arguments.length > 5) ? parseInt(arguments[5]) : 0;
	var iT = 10, sS = ""; if (!document.layers) {oD = oD.style;} 
	if (oD.tT != null) {clearTimeout(oD.tT);}
	var iCX = parseInt(oD.left), iCY = parseInt(oD.top);
	if (iR != 0) { // relative
		if (iR == 1) {iNX = iCX - iNX; iNY = iCY;} // left
		else if (iR == 2) {iNX = iCX + iNX; iNY = iCY;} // right
		else if (iR == 3) {iNY = iCY - iNY; iNX = iCX;} // up
		else {iNY = iCY + iNY; iNX = iCX;} // down
	}
	var iX = iNX, iY = iNY;
	if ((iCX != iNX) || (iCY != iNY)) {
		if (iPx > 0) { iT = iS;
			var iPxX = iPx, iPxY = iPx, iMX = Math.abs(iCX - iNX), iMY = Math.abs(iCY - iNY);
			if (iMX < iMY) {iPxY = (iMX != 0) ? ((iMY/iMX)*iPx) : iPx;}
			else {iPxX = (iMY != 0) ? ((iMX/iMY)*iPx) : iPx;}
			if (iPxX >= iMX) {iPxX = Math.min(Math.ceil(iPxX), iPx);}
			if (iPxY >= iMY) {iPxY = Math.min(Math.ceil(iPxY), iPx);}
			if ((iCX < iNX) && (iCX + iPxX < iNX)) {iNX = iCX + iPxX;}
			if ((iCX > iNX) && (iCX - iPxX > iNX)) {iNX = iCX - iPxX;}
			if ((iCY < iNY) && (iCY + iPxY < iNY)) {iNY = iCY + iPxY;}
			if ((iCY > iNY) && (iCY - iPxY > iNY)) {iNY = iCY - iPxY;}
		}
		else {
			var iMX = ((iNX - iCX) / iS); 
			iMX = (iMX > 0) ? Math.ceil(iMX) : Math.floor(iMX);
			iNX = iCX + iMX; 
			var iMY = ((iNY - iCY) / iS); 
			iMY = (iMY > 0) ? Math.ceil(iMY) : Math.floor(iMY);
			iNY = iCY + iMY;
		}
		if ((parseInt(navigator.appVersion)>4 || navigator.userAgent.indexOf("MSIE")>-1) && (!window.opera)) {sS="px";}
		if (iMX != 0) {eval("oD.left = '" + iNX + sS + "'");}
		if (iMY != 0) {eval("oD.top = '" + iNY + sS + "'");}
		var sFunction = "flevSlideDiv('" + sD + "'," + iX + "," + iY + "," + iS + "," + iPx + ",0)";
		oD.tT = setTimeout(sFunction,iT);
	}
}

function MM_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}

// Bildwechsel

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 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 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;
}
// Ebene ein- ausblenden

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

// Textänderung in referenzen

function textaendern(a)
	{
	document.getElementById("produkte").innerHTML=a;
	}

function textoriginal()
	{
	document.getElementById("produkte").innerHTML="<img src=\"img/pfeil_re.gif\" width=\"11\" height=\"11\">...specialsites:";
	}

// Formularüberprüfung

function pruef(formular)
{
	var ausgewaehlt = false;
	if(formular.name.value == "")
	{
		alert("Bitte geben Sie Ihren Namen ein!");
		formular.name.focus();
		return false;
	}
	if(formular.email.value == "")
	{
		alert("Bitte geben Sie Ihre e-mail Adresse an!");
		formular.email.focus();
		return false;
	}
	
	if(formular.email.value.indexOf('@') == -1 || formular.email.value.indexOf('.') == -1)
      {
       alert("Die e-mail Adresse ist nicht korrekt!");
       formular.email.focus();
       return false;
      }
	
	if(formular.nachricht.value == "")
	{
		alert("Die e-mail enthält keine Nachricht!");
		formular.nachricht.focus();
		return false;
	}
	
	if(formular.sicherheitscode.value == "")
	{
		alert("Bitte geben Sie den Sicherheitscode ein!");
		formular.sicherheitscode.focus();
		return false;
	}
	
	return true;
}


// Navigation

function css_wechsel(obj, newClass) {
	document.getElementById('home').className = 'navi';
	document.getElementById('kontakt').className = 'navi';
	document.getElementById('team').className = 'navi';
	document.getElementById('konzept').className = 'navi';
	document.getElementById('techniken').className = 'navi';
	document.getElementById('referenzen').className = 'navi';
	document.getElementById(obj).className =newClass;
	}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

