//Bildwechsel-Funktion, name entspricht dem Namen des Bildes, bild dem Inhalt
function MK_imageSwap (name, bild){
  //kein bild und aktive Seite
  if (bild!=""){
     document.images[name].src = img_array[bild].src;
  }else{
     document.images[name].src = img_array[0].src;
  }
}

function MK_preLoadImages(){
    img_array = new Array();
    img_array[0] = new Image();
    img_array[0].src = "images/home_a.gif";
    img_array[1] = new Image();
    img_array[1].src = "images/home_b.gif";
    img_array[2] = new Image();
    img_array[2].src = "images/ausstellung_a.gif";
    img_array[3] = new Image();
    img_array[3].src = "images/ausstellung_b.gif";
    img_array[4] = new Image();
    img_array[4].src = "images/fotos_a.gif";
    img_array[5] = new Image();
    img_array[5].src = "images/fotos_b.gif";
    img_array[6] = new Image();
    img_array[6].src = "images/fotograf_a.gif";
    img_array[7] = new Image();
    img_array[7].src = "images/fotograf_b.gif";
    img_array[8] = new Image();
    img_array[8].src = "images/presse_a.gif";
    img_array[9] = new Image();
    img_array[9].src = "images/presse_b.gif";
    img_array[10] = new Image();
    img_array[10].src = "images/kontakt_a.gif";
    img_array[11] = new Image();
    img_array[11].src = "images/kontakt_b.gif";

}


function MK_checkMail(){
    if (parent.document.Kontakt.name.value=="") {
        alert("Bitte geben Sie einen Namen ein!");
        parent.document.Kontakt.name.focus();
        return false;
    }

    if (parent.document.Kontakt.mail.value=="") {
        alert("Bitte geben Sie eine Emailadresse ein!");
        parent.document.Kontakt.mail.focus();
        return false;
    }

    if (parent.document.Kontakt.mail.value.indexOf('@') == -1) {
        alert("Bitte geben Sie eine gültige E-Mail-Adresse an!");
        parent.document.Kontakt.mail.focus();
        return false;
    }

    if (parent.document.Kontakt.mail.value.indexOf('.') == -1) {
        alert("Bitte geben Sie eine gültige E-Mail-Adresse an!");
        parent.document.Kontakt.mail.focus();
        return false;
    }

    if ((parent.document.Kontakt.mail.value.indexOf('@')) > (parent.document.Kontakt.mail.value.indexOf('.'))){
        alert("Bitte geben Sie eine gültige E-Mail-Adresse an!");
        parent.document.Kontakt.mail.focus();
        return false;
    }

    if (parent.document.Kontakt.nachricht.value==""){
        alert("Bitte geben Sie eine Nachricht ein!");
        parent.document.Kontakt.nachricht.focus();
        return false;
    }

}

function MK_galleryImageForward(){
    //alert(aktImage);
    if(aktImage<(gallery.length-1)){
        aktImage++;
    }else{
        aktImage=0;
    }
    document.images['galleryImage'].src = gallery[aktImage].src;
    MK_setBildtext(aktImage);
}

function MK_galleryImageBack(){

    if(aktImage==0){
        aktImage=gallery.length-1;
    }else{
        aktImage--;
    }
    document.images['galleryImage'].src = gallery[aktImage].src;
    MK_setBildtext(aktImage);
}


function MK_setBildtext(index){
    //alert(gallery[index]['bt']);
    if(document.layer){
       alert("Netscape 4.x");
       document.layers['bildtext'].text = "<p><b>"+gallery[aktImage]['bt']+"</b></p>";
    }else if(document.getElementByID){
       alert("IE5.x +");
       document.getElementById('bildtext').firstChild.data = "<p><b>"+gallery[aktImage]['bt']+"</b></p>";
    }else if(document.all){
       //alert("Sonstiges");
       document.all['bildtext'].innerHTML = "<p><b>"+gallery[aktImage]['bt']+"</b></p>";
    }

}

function MK_preloadGallery(galleryArray){
    aktImage=0;

    switch(galleryArray){
       case 'gallery':
            gallery = new Array();
            gallery[0] = new Image();
            gallery[0].src = "images/ausstellung/ausstellung001.jpg";
            gallery[0]['bt'] = "Ausstellung001";
            gallery[1] = new Image();
            gallery[1].src = "images/ausstellung/ausstellung002.jpg";
            gallery[1]['bt'] = "Ausstellung002";
            gallery[2] = new Image();
            gallery[2].src = "images/ausstellung/ausstellung003.jpg";
            gallery[2]['bt'] = "Ausstellung003";
            gallery[3] = new Image();
            gallery[3].src = "images/ausstellung/ausstellung004.jpg";
            gallery[3]['bt'] = "Ausstellung004";
            gallery[4] = new Image();
            gallery[4].src = "images/ausstellung/ausstellung005.jpg";
            gallery[4]['bt'] = "Ausstellung005";
            gallery[5] = new Image();
            gallery[5].src = "images/ausstellung/ausstellung006.jpg";
            gallery[5]['bt'] = "Ausstellung006";
            gallery[6] = new Image();
            gallery[6].src = "images/ausstellung/ausstellung007.jpg";
            gallery[6]['bt'] = "Ausstellung007";
            gallery[7] = new Image();
            gallery[7].src = "images/ausstellung/ausstellung008.jpg";
            gallery[7]['bt'] = "Ausstellung008";
            gallery[8] = new Image();
            gallery[8].src = "images/ausstellung/ausstellung009.jpg";
            gallery[8]['bt'] = "Ausstellung009";
            gallery[9] = new Image();
            gallery[9].src = "images/ausstellung/ausstellung010.jpg";
            gallery[9]['bt'] = "Ausstellung010";
            gallery[10] = new Image();
            gallery[10].src = "images/ausstellung/ausstellung011.jpg";
            gallery[10]['bt'] = "Ausstellung011";
            gallery[11] = new Image();
            gallery[11].src = "images/ausstellung/ausstellung012.jpg";
            gallery[11]['bt'] = "Ausstellung012";
            break;
       case 'afghan':
            gallery = new Array();
            gallery[0] = new Image();
            gallery[0].src = "images/afghanistan/afghan001.jpg";
            gallery[0]['bt'] = "Afghanistan001";
            gallery[1] = new Image();
            gallery[1].src = "images/afghanistan/afghan002.jpg";
            gallery[1]['bt'] = "Afghanistan002";
            gallery[2] = new Image();
            gallery[2].src = "images/afghanistan/afghan003.jpg";
            gallery[2]['bt'] = "Afghanistan003";
            gallery[3] = new Image();
            gallery[3].src = "images/afghanistan/afghan004.jpg";
            gallery[3]['bt'] = "Afghanistan004";
            gallery[4] = new Image();
            gallery[4].src = "images/afghanistan/afghan005.jpg";
            gallery[4]['bt'] = "Afghanistan005";
            gallery[5] = new Image();
            gallery[5].src = "images/afghanistan/afghan006.jpg";
            gallery[5]['bt'] = "Afghanistan006";
            gallery[6] = new Image();
            gallery[6].src = "images/afghanistan/afghan007.jpg";
            gallery[6]['bt'] = "Afghanistan007";
            gallery[7] = new Image();
            gallery[7].src = "images/afghanistan/afghan008.jpg";
            gallery[7]['bt'] = "Afghanistan008";
            gallery[8] = new Image();
            gallery[8].src = "images/afghanistan/afghan009.jpg";
            gallery[8]['bt'] = "Afghanistan009";
            gallery[9] = new Image();
            gallery[9].src = "images/afghanistan/afghan010.jpg";
            gallery[9]['bt'] = "Afghanistan010";
            gallery[10] = new Image();
            gallery[10].src = "images/afghanistan/afghan011.jpg";
            gallery[10]['bt'] = "Afghanistan011";
            gallery[11] = new Image();
            gallery[11].src = "images/afghanistan/afghan012.jpg";
            gallery[11]['bt'] = "Afghanistan012";
            gallery[12] = new Image();
            gallery[12].src = "images/afghanistan/afghan013.jpg";
            gallery[12]['bt'] = "Afghanistan013";
            gallery[13] = new Image();
            gallery[13].src = "images/afghanistan/afghan014.jpg";
            gallery[13]['bt'] = "Afghanistan014";
            gallery[14] = new Image();
            gallery[14].src = "images/afghanistan/afghan015.jpg";
            gallery[14]['bt'] = "Afghanistan015";
            gallery[15] = new Image();
            gallery[15].src = "images/afghanistan/afghan016.jpg";
            gallery[15]['bt'] = "Afghanistan016";
            gallery[16] = new Image();
            gallery[16].src = "images/afghanistan/afghan017.jpg";
            gallery[16]['bt'] = "Afghanistan017";
            gallery[17] = new Image();
            gallery[17].src = "images/afghanistan/afghan018.jpg";
            gallery[17]['bt'] = "Afghanistan018";
            gallery[18] = new Image();
            gallery[18].src = "images/afghanistan/afghan019.jpg";
            gallery[18]['bt'] = "Afghanistan019";
            gallery[19] = new Image();
            gallery[19].src = "images/afghanistan/afghan020.jpg";
            gallery[19]['bt'] = "Afghanistan020";
            gallery[20] = new Image();
            gallery[20].src = "images/afghanistan/afghan021.jpg";
            gallery[20]['bt'] = "Afghanistan021";
            gallery[21] = new Image();
            gallery[21].src = "images/afghanistan/afghan022.jpg";
            gallery[21]['bt'] = "Afghanistan022";
            gallery[22] = new Image();
            gallery[22].src = "images/afghanistan/afghan023.jpg";
            gallery[22]['bt'] = "Afghanistan023";
            gallery[23] = new Image();
            gallery[23].src = "images/afghanistan/afghan024.jpg";
            gallery[23]['bt'] = "Afghanistan024";
            gallery[24] = new Image();
            gallery[24].src = "images/afghanistan/afghan025.jpg";
            gallery[24]['bt'] = "Afghanistan025";
            gallery[25] = new Image();
            gallery[25].src = "images/afghanistan/afghan026.jpg";
            gallery[25]['bt'] = "Afghanistan026";
            gallery[26] = new Image();
            gallery[26].src = "images/afghanistan/afghan027.jpg";
            gallery[26]['bt'] = "Afghanistan027";
            gallery[27] = new Image();
            gallery[27].src = "images/afghanistan/afghan028.jpg";
            gallery[27]['bt'] = "Afghanistan028";
            gallery[28] = new Image();
            gallery[28].src = "images/afghanistan/afghan029.jpg";
            gallery[28]['bt'] = "Afghanistan029";
            gallery[29] = new Image();
            gallery[29].src = "images/afghanistan/afghan030.jpg";
            gallery[29]['bt'] = "Afghanistan030";
            gallery[30] = new Image();
            gallery[30].src = "images/afghanistan/afghan031.jpg";
            gallery[30]['bt'] = "Afghanistan031";
            gallery[31] = new Image();
            gallery[31].src = "images/afghanistan/afghan032.jpg";
            gallery[31]['bt'] = "Afghanistan032";
            gallery[32] = new Image();
            gallery[32].src = "images/afghanistan/afghan033.jpg";
            gallery[32]['bt'] = "Afghanistan033";
            break;
       case 'bhutan':
            gallery = new Array();
            gallery[0] = new Image();
            gallery[0].src = "images/bhutan/bhutan001.jpg";
            gallery[0]['bt'] = "Buthan001";
            gallery[1] = new Image();
            gallery[1].src = "images/bhutan/bhutan002.jpg";
            gallery[1]['bt'] = "Buthan002";
            gallery[2] = new Image();
            gallery[2].src = "images/bhutan/bhutan003.jpg";
            gallery[2]['bt'] = "Buthan003";
            gallery[3] = new Image();
            gallery[3].src = "images/bhutan/bhutan004.jpg";
            gallery[3]['bt'] = "Buthan004";
            gallery[4] = new Image();
            gallery[4].src = "images/bhutan/bhutan005.jpg";
            gallery[4]['bt'] = "Buthan005";
            gallery[5] = new Image();
            gallery[5].src = "images/bhutan/bhutan006.jpg";
            gallery[5]['bt'] = "Buthan006";
            gallery[6] = new Image();
            gallery[6].src = "images/bhutan/bhutan007.jpg";
            gallery[6]['bt'] = "Buthan007";
            gallery[7] = new Image();
            gallery[7].src = "images/bhutan/bhutan008.jpg";
            gallery[7]['bt'] = "Buthan008";
            gallery[8] = new Image();
            gallery[8].src = "images/bhutan/bhutan009.jpg";
            gallery[8]['bt'] = "Buthan009";
            break;
       case 'indien':
            gallery = new Array();
            gallery[0] = new Image();
            gallery[0].src = "images/indien/indien001.jpg";
            gallery[0]['bt'] = "Indien001";
            gallery[1] = new Image();
            gallery[1].src = "images/indien/indien002.jpg";
            gallery[1]['bt'] = "Indien002";
            gallery[2] = new Image();
            gallery[2].src = "images/indien/indien003.jpg";
            gallery[2]['bt'] = "Indien003";
            gallery[3] = new Image();
            gallery[3].src = "images/indien/indien004.jpg";
            gallery[3]['bt'] = "Indien004";
            gallery[4] = new Image();
            gallery[4].src = "images/indien/indien005.jpg";
            gallery[4]['bt'] = "Indien005";
            gallery[5] = new Image();
            gallery[5].src = "images/indien/indien006.jpg";
            gallery[5]['bt'] = "Indien006";
            gallery[6] = new Image();
            gallery[6].src = "images/indien/indien007.jpg";
            gallery[6]['bt'] = "Indien007";
            gallery[7] = new Image();
            gallery[7].src = "images/indien/indien008.jpg";
            gallery[7]['bt'] = "Indien008";
            gallery[8] = new Image();
            gallery[8].src = "images/indien/indien009.jpg";
            gallery[8]['bt'] = "Indien009";
            gallery[9] = new Image();
            gallery[9].src = "images/indien/indien010.jpg";
            gallery[9]['bt'] = "Indien010";
            gallery[10] = new Image();
            gallery[10].src = "images/indien/indien011.jpg";
            gallery[10]['bt'] = "Indien011";
            gallery[11] = new Image();
            gallery[11].src = "images/indien/indien012.jpg";
            gallery[11]['bt'] = "Indien012";
            gallery[12] = new Image();
            gallery[12].src = "images/indien/indien013.jpg";
            gallery[12]['bt'] = "Indien013";
            gallery[13] = new Image();
            gallery[13].src = "images/indien/indien014.jpg";
            gallery[13]['bt'] = "Indien014";
            gallery[14] = new Image();
            gallery[14].src = "images/indien/indien015.jpg";
            gallery[14]['bt'] = "Indien015";
            gallery[15] = new Image();
            gallery[15].src = "images/indien/indien016.jpg";
            gallery[15]['bt'] = "Indien016";
            gallery[16] = new Image();
            gallery[16].src = "images/indien/indien017.jpg";
            gallery[16]['bt'] = "Indien017";
            gallery[17] = new Image();
            gallery[17].src = "images/indien/indien018.jpg";
            gallery[17]['bt'] = "Indien018";
            gallery[18] = new Image();
            gallery[18].src = "images/indien/indien019.jpg";
            gallery[18]['bt'] = "Indien019";
            gallery[19] = new Image();
            gallery[19].src = "images/indien/indien020.jpg";
            gallery[19]['bt'] = "Indien020";
            gallery[20] = new Image();
            gallery[20].src = "images/indien/indien021.jpg";
            gallery[20]['bt'] = "Indien021";
            gallery[21] = new Image();
            gallery[21].src = "images/indien/indien022.jpg";
            gallery[21]['bt'] = "Indien022";
            gallery[22] = new Image();
            gallery[22].src = "images/indien/indien023.jpg";
            gallery[22]['bt'] = "Indien023";
            gallery[23] = new Image();
            gallery[23].src = "images/indien/indien024.jpg";
            gallery[23]['bt'] = "Indien024";
            gallery[24] = new Image();
            gallery[24].src = "images/indien/indien025.jpg";
            gallery[24]['bt'] = "Indien025";
            gallery[25] = new Image();
            gallery[25].src = "images/indien/indien026.jpg";
            gallery[25]['bt'] = "Indien026";
            gallery[26] = new Image();
            gallery[26].src = "images/indien/indien027.jpg";
            gallery[26]['bt'] = "Indien027";
            gallery[27] = new Image();
            gallery[27].src = "images/indien/indien028.jpg";
            gallery[27]['bt'] = "Indien028";
            gallery[28] = new Image();
            gallery[28].src = "images/indien/indien029.jpg";
            gallery[28]['bt'] = "Indien029";
            gallery[29] = new Image();
            gallery[29].src = "images/indien/indien030.jpg";
            gallery[29]['bt'] = "Indien030";
            gallery[30] = new Image();
            gallery[30].src = "images/indien/indien031.jpg";
            gallery[30]['bt'] = "Indien031";
            gallery[31] = new Image();
            gallery[31].src = "images/indien/indien032.jpg";
            gallery[31]['bt'] = "Indien032";
            gallery[32] = new Image();
            gallery[32].src = "images/indien/indien033.jpg";
            gallery[32]['bt'] = "Indien033";
            gallery[33] = new Image();
            gallery[33].src = "images/indien/indien034.jpg";
            gallery[33]['bt'] = "Indien034";
            gallery[34] = new Image();
            gallery[34].src = "images/indien/indien035.jpg";
            gallery[34]['bt'] = "Indien035";
            gallery[35] = new Image();
            gallery[35].src = "images/indien/indien036.jpg";
            gallery[35]['bt'] = "Indien036";
            gallery[36] = new Image();
            gallery[36].src = "images/indien/indien037.jpg";
            gallery[36]['bt'] = "Indien037";
            gallery[37] = new Image();
            gallery[37].src = "images/indien/indien038.jpg";
            gallery[37]['bt'] = "Indien038";
            gallery[38] = new Image();
            gallery[38].src = "images/indien/indien039.jpg";
            gallery[38]['bt'] = "Indien039";
            gallery[39] = new Image();
            gallery[39].src = "images/indien/indien040.jpg";
            gallery[39]['bt'] = "Indien040";
            gallery[40] = new Image();
            gallery[40].src = "images/indien/indien041.jpg";
            gallery[40]['bt'] = "Indien041";
            gallery[41] = new Image();
            gallery[41].src = "images/indien/indien042.jpg";
            gallery[41]['bt'] = "Indien042";
            gallery[42] = new Image();
            gallery[42].src = "images/indien/indien043.jpg";
            gallery[42]['bt'] = "Indien043";
            gallery[43] = new Image();
            gallery[43].src = "images/indien/indien044.jpg";
            gallery[43]['bt'] = "Indien044";
            break;
         case 'nepal':
            gallery = new Array();
            gallery[0] = new Image();
            gallery[0].src = "images/nepal/nepal001.jpg";
            gallery[0]['bt'] = "Nepal001";
            gallery[1] = new Image();
            gallery[1].src = "images/nepal/nepal002.jpg";
            gallery[1]['bt'] = "Nepal002";
            gallery[2] = new Image();
            gallery[2].src = "images/nepal/nepal003.jpg";
            gallery[2]['bt'] = "Nepal003";
            gallery[3] = new Image();
            gallery[3].src = "images/nepal/nepal004.jpg";
            gallery[3]['bt'] = "Nepal004";
            gallery[4] = new Image();
            gallery[4].src = "images/nepal/nepal005.jpg";
            gallery[4]['bt'] = "Nepal005";
            gallery[5] = new Image();
            gallery[5].src = "images/nepal/nepal006.jpg";
            gallery[5]['bt'] = "Nepal006";
            gallery[6] = new Image();
            gallery[6].src = "images/nepal/nepal007.jpg";
            gallery[6]['bt'] = "Nepal007";
            gallery[7] = new Image();
            gallery[7].src = "images/nepal/nepal008.jpg";
            gallery[7]['bt'] = "Nepal008";
            gallery[8] = new Image();
            gallery[8].src = "images/nepal/nepal009.jpg";
            gallery[8]['bt'] = "Nepal009";
            gallery[9] = new Image();
            gallery[9].src = "images/nepal/nepal010.jpg";
            gallery[9]['bt'] = "Nepal010";
            gallery[10] = new Image();
            gallery[10].src = "images/nepal/nepal011.jpg";
            gallery[10]['bt'] = "Nepal011";
            gallery[11] = new Image();
            gallery[11].src = "images/nepal/nepal012.jpg";
            gallery[11]['bt'] = "Nepal012";
            gallery[12] = new Image();
            gallery[12].src = "images/nepal/nepal013.jpg";
            gallery[12]['bt'] = "Nepal013";
            break;
         case 'eroeffnung':
            gallery = new Array();
            gallery[0] = new Image();
            gallery[0].src = "images/eroeffnung/eroeffnung001.jpg";
            gallery[0]['bt'] = "Ausstellung001";
            gallery[1] = new Image();
            gallery[1].src = "images/eroeffnung/eroeffnung002.jpg";
            gallery[1]['bt'] = "Ausstellung002";
            gallery[2] = new Image();
            gallery[2].src = "images/eroeffnung/eroeffnung003.jpg";
            gallery[2]['bt'] = "Ausstellung003";
            gallery[3] = new Image();
            gallery[3].src = "images/eroeffnung/eroeffnung004.jpg";
            gallery[3]['bt'] = "Ausstellung004";
            gallery[4] = new Image();
            gallery[4].src = "images/eroeffnung/eroeffnung005.jpg";
            gallery[4]['bt'] = "Ausstellung005";
            gallery[5] = new Image();
            gallery[5].src = "images/eroeffnung/eroeffnung006.jpg";
            gallery[5]['bt'] = "Ausstellung006";
            gallery[6] = new Image();
            gallery[6].src = "images/eroeffnung/eroeffnung007.jpg";
            gallery[6]['bt'] = "Ausstellung007";
            break;
    }

    document.images['galleryImage'].src = gallery[aktImage].src;
    MK_setBildtext(aktImage);

}