//Popup Fenster
function PopupFenster(file,options) {
  popup = window.open(file, "PopupWindow", "statusbar=no,toolbar=no,resizable=no," + options + ",top=100,left=100");
  popup.focus();
}

// Browserforking

function get_browser() {
        var bName = navigator.appName;
        var bVer = parseFloat(navigator.appVersion);
        if (bName == "Netscape")
                  var browser = "Netscape Navigator"
        else {
                  var browser = bName;
          }
        alert("You are currently using ", browser, " ", bVer, ".");
}



// Navigationsimage, zz ausser funktion

function MM_swapImage()
        { //v1.1
        //alert("bin in swap Image");
        var i,theObj,j=0,swapArray=new Array,oldArray=document.MM_swapImgData;
        for (i=0; i < (MM_swapImage.arguments.length-2); i+=3)
                {
            theObj = eval(MM_swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1])
            if (theObj != null)
                        {
                      swapArray[j++] = theObj;
                      swapArray[j++] = (oldArray==null || oldArray[j-1]!=theObj)?theObj.src:oldArray[j];
                      theObj.src = MM_swapImage.arguments[i+2];
                          }
                  }
          document.MM_swapImgData = swapArray; //used for restore
        }

// Navigationsimage, zz ausser funktion

function MM_swapImgRestore()
        { //v1.0
                if (document.MM_swapImgData != null)
            for (var i=0; i<(document.MM_swapImgData.length-1); i+=2)
            document.MM_swapImgData[i].src = document.MM_swapImgData[i+1];
        }



//var MM_swapImage0Array = new Array();
//MM_swapImage0Array[0] = new Image;

//var MM_swapImage0Array = new Array();
//MM_swapImage0Array[0] = new Image;  MM_swapImage0Array[0].src = 'images/element_navigation-links_wuerfel.gif';

var MM_swapImage1Array = new Array();
MM_swapImage1Array[0] = new Image;  MM_swapImage1Array[0].src = 'images/element_links_suche-unten_active.gif';

function scrollDown() {
self.scrollBy(0,1);
//scrollDown();
}

//2 funktionen zur Textver&auml;nderung im contend
var breite = 0;
var hoehe = 0;

function change_size()

{

        var sizeFactor = 95;
        var sizeheadFactor = 50;
        var sizeFootFactor = 95;


        // floating text size calculation
        size = Math.round(breite/sizeFactor) + "pt";
                if (Math.round(breite/sizeFactor) < 9)
                {
                size = "8pt"; // minimal scaling size of floating text
                }
                if (Math.round(breite/sizeFactor) >= 11)
                {
                size = "11pt"; //maximum scalin size of floating text
                }
        document.all.resize.style.fontSize = size;

        // headline size calculation
        sizehead = Math.round(breite/sizeheadFactor) + "pt";
                if (Math.round(breite/sizeheadFactor) < 14)
                {
                sizehead = "14pt"; // minimal scaling size of headlines
                }
                if (Math.round(breite/sizeheadFactor) > 19)
                {
                sizehead = "21pt"; // maximum scaling size of headlines
                }

        document.all.headline.style.fontSize = sizehead;

        // floating text headline size calculation
        sizefoot = Math.round(breite/sizeFootFactor) + "pt";
                if (Math.round(breite/sizeFootFactor) > 9)
                {
                sizefoot = "9pt"; // minimal scaling size of floating text headlines
                }
                if (Math.round(breite/sizeFootFactor) < 7)
                {
                sizefoot = "7pt"; // maximum scaling size of floating text headlines
                }

                document.getElementById('foot').style.fontSize = sizefoot;


}

function show_dimension() {

        if(navigator.appName == 'Netscape')
        {
                //NN version
                breite = window.innerWidth;
                hoehe = window.innerHeight;
        }
        else
        {
                //IE version
                breite = document.body.clientWidth;
                hoehe = document.body.clientHeight;
        }
        change_size();
}