// Pop-Up Fenster öffnen
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

//Bilderseite Pop-Up Fenster
function PopupFenster(dateiname,titel,eigenschaften) {
  Fenster = window.open(dateiname,titel,eigenschaften);
  Fenster.focus();
}

<!-- Hide this script from old browsers --
    var imagenumber =  6;
    var randomnumber = Math.random() ;
    var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
    images = new Array
    images[1] = "b147.jpg"
    images[2] = "b144.jpg"
	images[3] = "b141.jpg"
	images[4] = "b77.jpg"
	images[5] = "b91.jpg"
	images[6] = "b139.jpg"
    var image = images[rand1]
    
    links = new Array
    links[1] = "wellness.asp"
    links[2] = "wellness.asp"
	links[3] = "wellness.asp"
	links[4] = "wellness.asp"
	links[5] = "wellness.asp"
	links[6] = "bilder.asp?cat=20"

    var link = links[rand1]

    targets = new Array
    targets[1] = "_top"
    targets[2] = "_top" 
	targets[3] = "_top"
	targets[4] = "_top"
	targets[5] = "_top"
	targets[6] = "_top"

    var target = targets[rand1]
    // -- End Hiding Here -->