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} 
 

function MarkMenu (id) {
  MoveFocus();
  if (id == '') return; 
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) document.images[index].className='MenuSquareSelected'; 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuTextSelected'; 
} 

function MouseoverMenu (id) {
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) { 
    if (document.images[index].className == 'MenuSquareSelected') return; 
    if (document.images[index].className == 'MenuSquareDimmed'  ) return; 
    document.images[index].className='MenuSquareMouseover'; 
  } 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuTextMouseover'; 
} 

function MouseoutMenu (id) {
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) { 
    if (document.images[index].className != 'MenuSquareMouseover') return; 
    document.images[index].className='MenuSquare'; 
  } 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuText'; 
} 

function MouseoverFunc (id) {
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) { 
    if (document.images[index].className == 'MenuSquareSelected') return; 
    if (document.images[index].className == 'MenuSquareDimmed'  ) return; 
    document.images[index].className='MenuSquareMouseover'; 
  } 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuTextMouseover'; 
} 

function MouseoutFunc (id) {
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) { 
    if (document.images[index].className != 'MenuSquareMouseover') return; 
    document.images[index].className='FuncSquare'; 
  } 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuText'; 
} 

function UnmarkMenu (id) {
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) document.images[index].className='MenuSquare'; 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuText'; 
} 

function UnmarkFunc (id) {
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) document.images[index].className='FuncSquare'; 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuText'; 
} 

function DimMenu (id) {
  strName = 'MI' + id; 
  index = FindImage (strName); 
  if (index >= 0) document.images[index].className='MenuSquareDimmed'; 
  strName = 'MT' + id; 
  index = FindAnchor (strName); 
  if (index >= 0) document.anchors[index].className='MenuTextDimmed'; 
} 

function ShowSubMenuPHOTO (icat) {
  if (!bReady) return; 
  UnmarkMenu ('SP' + iCurMenuPHOTO); 
  MarkMenu   ('SP' + icat); 
  iCurMenuPHOTO = icat; 
  ShowTheme (icat); 
} 

function ShowSubMenuINFO (icat) {
  if (!bReady) return; 
  UnmarkMenu ('SI' + iCurMenuINFO); 
  MarkMenu   ('SI' + icat); 
  iCurMenuINFO = icat; 
  ShowInfo (icat); 
} 

function ShowSubMenu (id) {
  if (!bReady) return; 
  HideSection (strSubMenu); 
  strSubMenu = 'SubMenu' + id; 
  ShowSection (strSubMenu); 
  var layer = document.getElementById(strSubMenu); 
  var ylayer = layer ? layer.offsetHeight : 0;
  var yarea  = 132; 
  ShowSection ('MenuScrollArea'); 
  dw_scrollObj.loadLayer ('SubMenuArea', strSubMenu); 
  if (ylayer <= yarea) HideSection ('MenuScrollArea'); 
} 

function ShowTheme (icat) {
  if (!bReady) return; 
  HideSection (strTheme); 
  strTheme = 'Cat' + icat; 
  ShowSection (strTheme); 
  ShowInfoTitle (CatNames[icat]); 
  if (icat >= 0) { 
    nImages = nCatImages[icat]; 
    if (nImages > 16) ShowSection('ThumbScrollArea'); 
    else              HideSection('ThumbScrollArea'); 
    dw_scrollObj.loadLayer ('ThumbArea', strTheme); 
    strCurImgID = '' + icat + '_' + CurCatImg[icat];
    strLastImgID = strCurImgID;
    ShowImage (icat, CurCatImg[icat], 1);
  } 
  else { 
    HideSection('ThumbScrollArea'); 
    ShowImage (icat, 0, 1);
    strCurImgID = '';
    strLastImgID = strCurImgID;
  } 
} 

function ShowInfo (info) {
  HideSection('ThumbScrollArea'); 
  HideSection (strInfo); 
  ShowInfoTitle (InfoNames[info]); 
  strInfo = 'Info' + info; 
  ShowSection (strInfo); 
  var area = document.getElementById('InfoTextArea'); 
  if (area) area.style.width = '634px'; 
  var layer = document.getElementById(strInfo); 
  if (layer) layer.style.width = '634px'; 
  var yarea  = 471; 
  var ylayer = layer ? layer.offsetHeight : 0;
  ShowSection ('InfoTextScrollArea'); 
  dw_scrollObj.loadLayer ('InfoTextArea', strInfo); 
  if (ylayer > yarea) { 
    area.style.width = '612px'; 
    layer.style.width = '612px'; 
  } 
  else { 
    HideSection ('InfoTextScrollArea'); 
  } 
} 

function GetThumbSource(id) { 
  var img  = -1; 
  var index = id.indexOf('_'); 
  if (index > 0) { 
    var str = id.substring(0,index); 
    var icat = parseInt (str); 
    str = id.substring(index+1,id.length); 
    var img = parseInt (str); 
    if (img >= 0) return ImageThumbSource[icat][img]; 
  } 
  return ''; 
} 
 

function GetImageSource(id) { 
  var img  = -1; 
  var index = id.indexOf('_'); 
  if (index > 0) { 
    var str = id.substring(0,index); 
    var icat = parseInt (str); 
    str = id.substring(index+1,id.length); 
    var img = parseInt (str); 
    if (img >= 0) return ImageSource[icat][img]; 
  } 
  return ''; 
} 
 

function GetImageRef(id) { 
  var img  = -1; 
  var index = id.indexOf('_'); 
  if (index > 0) { 
    var str = id.substring(0,index); 
    var icat = parseInt (str); 
    str = id.substring(index+1,id.length); 
    var img = parseInt (str); 
    if (img >= 0) return ImageRef[icat][img]; 
  } 
  return GetImageSource(id); 
} 
 

function FindAnchor (name) {
  if (document.anchors) { 
    for (i = 0; i < document.anchors.length; i++) { 
      if (document.anchors[i].name == name) return i; 
      }; 
  } 
  return -1; 
} 

function FindImage (name) {
  if (document.images) { 
    for (i = 0; i < document.images.length; i++) { 
      if (document.images[i].name == name) return i; 
      }; 
  } 
  return -1; 
} 

function SelectThumbImage (id) {
  strName = 'T' + strCurImgID; 
  index = FindImage (strName); 
  if (index >= 0) document.images[index].className='ThumbImage'; 
  strName = 'T' + id; 
  index = FindImage (strName); 
  if (index >= 0) document.images[index].className='ThumbImageSelect'; 
  strCurImgID = id; 
} 

function Replace (strText, strFrom, strTo) {
  var strNow = strText; 
  var ipos = strText.indexOf(strFrom); 
  if (ipos >= 0) { 
    strNow = strText.substring(0, ipos); 
    strNow += strTo; 
    strNow += strText.substring(ipos + strFrom.length, strText.length); 
  } 
  return strNow; 
} 

function PlaceSection (id, pos) {
  if (document.getElementById && document.createTextNode) { 
    var m = document.getElementById(id); 
    if (m) m.style.top = pos; 
  } 
} 

function ShowSection (id) {
  if (document.getElementById && document.createTextNode) { 
    var m = document.getElementById(id); 
    if (m) m.style.display="block"; 
  } 
} 

function HideSection (id) {
  if (document.getElementById && document.createTextNode) { 
    var m = document.getElementById(id); 
    if (m) m.style.display="none"; 
  } 
} 

function  ShowContent (id) {
  if (!bReady) return; 
  HideSection (strContent); 
  strContent = id; 
  ShowSection (strContent); 
} 

function NewImageWindow() {
  var strImage = GetImageSource(strCurImgID); 
  if (strImage.length <= 0) return; 
  win = window.open ("", "", "fullscreen=yes");
  win.document.open ();
  win.document.write ('<html>');
  win.document.write ('<head>');
  win.document.write ('<title>Image: ' + strImage + '</title>');
  win.document.write ('<link rel="stylesheet" type="text/css" href="../PhotoSite.css" />');
  win.document.write ('<script type="text/Javascript">');
  win.document.write ('var color = 6; ');
  win.document.write ('function ChangeColor(idir) { '); 
  win.document.write ('  color += idir; '); 
  win.document.write ('  if (color  > 8) color = 8; ');
  win.document.write ('  if (color  < 0) color = 0; ');
  win.document.write ('  if (color == 0) document.body.style.backgroundColor="#000000"; '); 
  win.document.write ('  if (color == 1) document.body.style.backgroundColor="#202020"; '); 
  win.document.write ('  if (color == 2) document.body.style.backgroundColor="#404040"; '); 
  win.document.write ('  if (color == 3) document.body.style.backgroundColor="#606060"; '); 
  win.document.write ('  if (color == 4) document.body.style.backgroundColor="#808080"; '); 
  win.document.write ('  if (color == 5) document.body.style.backgroundColor="#A0A0A0"; '); 
  win.document.write ('  if (color == 6) document.body.style.backgroundColor="#C0C0C0"; '); 
  win.document.write ('  if (color == 7) document.body.style.backgroundColor="#E0E0E0"; '); 
  win.document.write ('  if (color == 8) document.body.style.backgroundColor="#FFFFFF"; '); 
  win.document.write ('} '); 
  win.document.write ('function ChangeColorX() { '); 
  win.document.write ('  color++; '); 
  win.document.write ('  if (color  > 8) color = 0; ');
  win.document.write ('  if (color == 0) document.body.style.backgroundColor="#000000"; '); 
  win.document.write ('  if (color == 1) document.body.style.backgroundColor="#202020"; '); 
  win.document.write ('  if (color == 2) document.body.style.backgroundColor="#404040"; '); 
  win.document.write ('  if (color == 3) document.body.style.backgroundColor="#606060"; '); 
  win.document.write ('  if (color == 4) document.body.style.backgroundColor="#808080"; '); 
  win.document.write ('  if (color == 5) document.body.style.backgroundColor="#A0A0A0"; '); 
  win.document.write ('  if (color == 6) document.body.style.backgroundColor="#C0C0C0"; '); 
  win.document.write ('  if (color == 7) document.body.style.backgroundColor="#E0E0E0"; '); 
  win.document.write ('  if (color == 8) document.body.style.backgroundColor="#FFFFFF"; '); 
  win.document.write ('} '); 
  win.document.write ('</sc' + 'ript>'); 
  win.document.write ('</head>');
  win.document.write ('<body onLoad="ChangeColor(0)">'); 
  win.document.write ('<table width="100%" height="100%" style="text-align:center"><tr><td valign="middle">'); 
  win.document.write ('<img src="' + strImage + '" border="0" />');
  win.document.write ('</td></tr></table>'); 
  win.document.write ('<div style="position:absolute; bottom:20px; left:30px; text-align:left;">'); 
  win.document.write ('<div class="MenuLine" onmousedown="ChangeColorX()">'); 
  win.document.write ('<img src="../blank.gif" class="MenuSquare" />');
  win.document.write ('<span class="MenuText">Background tone</span>'); 
  win.document.write ('</div>'); 
  win.document.write ('<div class="MenuLine" onmousedown="window.close()">'); 
  win.document.write ('<img src="../blank.gif" class="MenuSquare" />');
  win.document.write ('<span class="MenuText">Close window</span>'); 
  win.document.write ('</div>'); 
  win.document.write ('</div>'); 
  win.document.write ('</body>'); 
  win.document.write ('</html>'); 
  win.document.close ();
} 

function PrintPage() {
  var strID = ''; 
  if (strMainMenu == 'PHOTOS') strID = strCurImgID; 
  if (strMainMenu == 'INFO'  ) strID = InfoID[iCurMenuINFO]; 
  if (strID == '') return; 
  var strFile  = '';
  var strTitle = '';
  var strText  = '';
  if (strMainMenu == 'PHOTOS') {; 
    strTitle = CatNames[iCurMenuPHOTO]; 
    strFile = GetImageSource(strID);
    if (strFile == '') return; 
    if (document.getElementById && document.createTextNode) { 
      var mt= document.getElementById('ImageText'); 
      if (mt) strText = mt.innerHTML;
    } 
  } 
  if (strMainMenu == 'INFO') {; 
    if (document.getElementById && document.createTextNode) { 
      var mt= document.getElementById(strInfo); 
      if (mt) strText = mt.innerHTML;
      strTitle = InfoNames[iCurMenuINFO];
    } 
  } 
  win = window.open ("", "", "left=100,top=100,toolbar=1,menubar=1,scrollbars=1,resizeable=1,width=700,height=600");
  win.document.open ();
  win.document.write ('<html>\n');
  win.document.write ('<head>\n');
  win.document.write ('<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />\n');
  win.document.write ('<link rel="stylesheet" type="text/css" href="../PhotoSitePopupPrint.css" />\n');
  win.document.write ('</head>\n');
  win.document.write ('<body onload="window.print()" >\n'); 
  win.document.write ('<div id="mainpage">\n');
  win.document.write ('<div id="LogoArea">\n');
  win.document.write ('<img src="../Logo_gallery.gif" width="100%" />\n'); 
  win.document.write ('</div>\n');
  win.document.write ('<div id="IdentArea">\n');
  win.document.write ('<b>PHOTOMONDO - PHOTOGRAPHY</b><br/><br/>\n'); 
  win.document.write ('<b>Photographer Christian Als</b><br/><br/>\n'); 
  win.document.write ('www.photomondo.dk/ChristianAls <br/>\n'); 
  win.document.write ('info@christianals.com \n'); 
  win.document.write ('</div>\n');
  win.document.write ('<div id="InfoTitleArea">\n');
  win.document.write (strTitle); 
  win.document.write ('</div>\n');
  win.document.write ('<div id="InfoArea">\n');
  if (strMainMenu == 'PHOTOS') {; 
    win.document.write ('<img src="' + strFile + '" />\n'); 
    win.document.write ('<br/>\n');
    win.document.write ('Filename: <i>' + strFile + '</i><br/><br/>\n');
  } 
  win.document.write (strText); 
  win.document.write ('\n</div>\n');
  win.document.write ('\n</div>\n');
  win.document.write ('</body>\n'); 
  win.document.write ('</html>\n'); 
  win.document.close ();
} 

function ShowImage (icat, img, sel) {
  var strText = '';
  var strID = '';
  if (icat >= 0 && img >= 0) { 
    strText += ImageText[icat][img];
    if (strText.length > 0) strText += '<br/><br/>';
    strText += CatText[icat];
    strID = '' + icat + '_' + img; 
    if (sel > 0) { 
      SelectThumbImage (strID); 
      CurCatImg[icat] = img; 
      strCurImgID = strID; 
      strCurImgText = strText; 
    } 
  } 
  strLastImgID = strID; 
  strLastImgText = strText; 
  strNow = 'Img' + strID; 
  ShowContent (strNow); 
  ShowImageText (strLastImgText); 
} 

function ShowInfoTitle (str, color) {
  var area = document.getElementById('InfoTitleArea'); 
  if (area) { 
    area.innerHTML = str; 
    if (color) area.style.color = color; 
    else       area.style.color = 'black'; 
  } 
} 

function ShowImageText (str) {
  var area = document.getElementById('ImageTextArea'); 
  if (area) area.style.width = '145px'; 
  var layer = document.getElementById('ImageText'); 
  if (layer) layer.innerHTML = str; 
  var ylayer = layer ? layer.offsetHeight : 0;
  var yarea  = 310;
  HideSection ('ImageTextScrollArea'); 
  if (ylayer > yarea) { 
    area.style.width = '124px'; 
    ShowSection ('ImageTextScrollArea'); 
    dw_scrollObj.loadLayer ('ImageTextArea', 'ImageText'); 
  }; 
} 

function SetMenuText (id, text, color) { 
  index = FindAnchor ('MT' + id); 
  if (index >= 0) { 
    document.anchors[index].innerHTML = text; 
    if (color) document.anchors[index].style.color = color; 
  } 
} 

function UpdateBasketIcons () { 
} 

function DisplayBasket () { 
  for (var i = 0; i < nMaxBasketItems; i++) { 
    DisplayBasketUnit (i); 
  } 
} 

function DisplayBasketUnit (i) { 
  strName = 'BasketImage' + i; 
  ShowSection (strName); 
  strImgSrc  = GetThumbSource(BasketImgID[i]); 
  if (strImgSrc == '') strImgSrc = '../blank.gif'; 
  var index = FindImage (strName); 
  if (index >= 0) document.images[index].src = strImgSrc; 
} 

function AddCurImageToBasket () { 
  if (strCurImgID.length > 0 && nBasketItems < nMaxBasketItems) { 
    var index = -1; 
    for (var i = nMaxBasketItems - 1; i >= 0; i = i-1) { 
      if (BasketImgID [i] == '') index = i; 
    } 
    if (index >= 0) { 
      BasketImgID [index] = strCurImgID; 
      BasketImgSrc[index] = GetThumbSource(strCurImgID); 
      BasketImgRef[index] = GetImageRef(strCurImgID); 
      nBasketItems++; 
      SelectBasketImage (index); 
      DisplayBasketUnit(index); 
      UpdateBasketIcons(); 
    } 
  } 
} 

function BuyCurBasket () { 
} 

function RemoveFromBasket () { 
  if (iBasketIndex >= 0) { 
    for (var i = iBasketIndex; i < nBasketItems - 1; i++) { 
      BasketImgID [i] = BasketImgID[i+1]; 
      BasketImgSrc[i] = BasketImgSrc[i+1]; 
      BasketImgRef[i] = BasketImgRef[i+1]; 
      DisplayBasketUnit(i); 
    } 
    BasketImgID [nBasketItems-1] = ''; 
    DisplayBasketUnit(nBasketItems-1); 
    nBasketItems = nBasketItems - 1; 
    if (nBasketItems > 0) SelectBasketImage(nBasketItems-1); 
    UpdateBasketIcons(); 
  } 
} 

function ClearBasket () { 
  if (iBasketIndex >= 0) { 
    UnselectBasketImage(); 
  } 
  for (var i = 0; i < nMaxBasketItems; i++) { 
    BasketImgID [i] = ''; 
    DisplayBasketUnit(i); 
  } 
  iBasketIndex = -1; 
  nBasketItems = 0; 
  UpdateBasketIcons(); 
} 

function BuyBasketPopup() {
  if (nBasketItems > 0) { 
    strBuyOrderLine = ''; 
    for (var i = 0; i < nBasketItems; i++) { 
      if (strBuyOrderLine != '') strBuyOrderLine += ', '; 
      strBuyOrderLine += BasketImgRef[i]; 
    } 
    window.open ("../BuyForm.html", "", "left=100,top=100,directories=0,location=0,menubar=0,resizable=0,scrollbars=0,status=0,toolbar=0,width=530,height=570");
  }
}

function ShowBasketImage (index, sel) {
  if (sel == 0) return; 
  strID = BasketImgID[index]; 
  if (strID == '') return; 
  if (sel > 0) { 
    SelectThumbImage (strID); 
    SelectBasketImage (index); 
  } 
  strNow = 'Img' + strID; 
  ShowContent (strNow); 
  if (sel > 0) UpdateBasketIcons(); 
} 

function SelectBasketImage (i) {
  UnselectBasketImage(); 
  index = BasketImgIdx[i]; 
  if (index >= 0) { 
    document.images[index].className='BasketImageSelect'; 
    iBasketIndex = i; 
  } 
} 

function UnselectBasketImage () {
  for (var i = 0; i < nMaxBasketItems; i++) {
    index = BasketImgIdx[i]; 
    if (index >= 0) document.images[index].className='BasketImage'; 
  } 
  iBasketIndex = -1; 
} 

function ShowSelectedImage () {
  if (strCurImgID == '') return; 
  strNow = 'Img' + strCurImgID; 
  ShowContent (strNow); 
  ShowImageText (strCurImgText); 
  strLastImgID   = strCurImgID; 
  strLastImgText = strCurImgText; 
} 

function ShowLastImage () {
  strNow = 'Img' + strLastImgID; 
  ShowContent (strNow); 
  ShowImageText (strLastImgText); 
} 

function MoveFocus() {
  var move = false; 
  var agent = navigator.userAgent.toLowerCase();
  var is_ie     = (agent.indexOf('msie')  != -1);
  var is_opera  = (agent.indexOf('opera') != -1);
  var is_mac	  = (agent.indexOf('mac')   != -1);
  var is_mac_ie = (is_ie && is_mac);
  var is_win_ie = (is_ie && !is_mac);
  var is_gecko  = (navigator.product == 'Gecko');
  if (is_gecko) move = true; 
  if (move) { 
    var index = FindAnchor ('DummyLink'); 
    if (index >= 0) document.anchors[index].focus(); 
  } 
}