function show (pid) {
            document.getElementById([pid]).style.display = "block";
        }
        function hide (pid) {
            document.getElementById([pid]).style.display = "none";
        }
        function emuShow (pid) { 
            document.getElementById([pid]).style.display = "block"; 
        }
        function emuHide (pid) { 
            document.getElementById([pid]).style.display = "none"; 
        }
            
        function setDate(frm, target) {
          frm.elements[target].value = frm.elements[target+"jahr"].value+"-"+frm.elements[target+"monat"].value+"-"+frm.elements[target+"tag"].value
        };
        function setTime(frm, target) {
          frm.elements[target].value = frm.elements[target+"hour"].value+":"+frm.elements[target+"min"].value+":00"
        };
        function setDateTime(frm, target) {
          frm.elements[target].value = frm.elements[target+"jahr"].value+"-"+frm.elements[target+"monat"].value+"-"+frm.elements[target+"tag"].value+
                                       " " +frm.elements[target+"hour"].value+":"+frm.elements[target+"min"].value+":00"
        };
        
        function preview(url) {
          f = window.open(url, "Preview", "width=1124,height=600,scrollbars=yes,resizeable=yes,dependent=yes");
          f.focus();
        }
        
        
        function showInhalt() {
            document.getElementById('inhalt').style.display = "block";
            document.getElementById('haltung').src = "_images/haltung-inhalt.jpg";
            document.getElementById('gestaltung').style.display = "none";
            document.getElementById('marketing').style.display = "none";
            document.getElementById('technologie').style.display = "none";
            document.getElementById('verantwortung').style.display = "none";
        }
        function showGestaltung() {
            document.getElementById('inhalt').style.display = "none";
            document.getElementById('gestaltung').style.display = "block";
            document.getElementById('haltung').src = "_images/haltung-gestaltung.jpg";
            document.getElementById('marketing').style.display = "none";
            document.getElementById('technologie').style.display = "none";
            document.getElementById('verantwortung').style.display = "none";
        }
        function showTechnologie() {
            document.getElementById('inhalt').style.display = "none";
            document.getElementById('gestaltung').style.display = "none";
            document.getElementById('marketing').style.display = "none";
            document.getElementById('technologie').style.display = "block";
            document.getElementById('haltung').src = "_images/haltung-technologie.jpg";
            document.getElementById('verantwortung').style.display = "none";
        }
        function showMarketing() {
            document.getElementById('inhalt').style.display = "none";
            document.getElementById('gestaltung').style.display = "none";
            document.getElementById('marketing').style.display = "block";
            document.getElementById('haltung').src = "_images/haltung-marketing.jpg";
            document.getElementById('technologie').style.display = "none";
            document.getElementById('verantwortung').style.display = "none";
        }
        function showVerantwortung() {
            document.getElementById('inhalt').style.display = "none";
            document.getElementById('gestaltung').style.display = "none";
            document.getElementById('marketing').style.display = "none";
            document.getElementById('technologie').style.display = "none";
            document.getElementById('verantwortung').style.display = "block";
            document.getElementById('haltung').src = "_images/haltung-verantwortung.jpg";
        }
        function resetHaltung() {
            document.getElementById('inhalt').style.display = "none";
            document.getElementById('gestaltung').style.display = "none";
            document.getElementById('marketing').style.display = "none";
            document.getElementById('technologie').style.display = "none";
            document.getElementById('verantwortung').style.display = "none";
            document.getElementById('haltung').src = "_images/haltung.jpg";
        }
        function show2009() {
            document.getElementById('stageimage').src = "../_images/header-2009.jpg";
        }
        function show2008() {
            document.getElementById('stageimage').src = "../_images/header-2008.jpg";
        }
        function show2007() {
            document.getElementById('stageimage').src = "../_images/header-2007.jpg";
        }
        function resetReferenzen(jahr) {
            document.getElementById('stageimage').src = "../_images/header-"+[jahr]+".jpg";
        }