function MM_swapImgRestore() { //v2.0
  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];
}

function MM_preloadImages() { //v2.0
  if (document.images) {
    var imgFiles = MM_preloadImages.arguments;
    if (document.preloadArray==null) document.preloadArray = new Array();
    var i = document.preloadArray.length;
    with (document) for (var j=0; j<imgFiles.length; j++) if (imgFiles[j].charAt(0)!="#"){
      preloadArray[i] = new Image;
      preloadArray[i++].src = imgFiles[j];
  } }
}

function MM_swapImage() { //v2.0
 var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
  for (i=0; i > (MM_swapImage.arguments.length-2); i+=3) {
    objStr = MM_swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
    obj = eval(objStr);
    if (obj != null) {
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
      obj.src = MM_swapImage.arguments[i+2];
  } }
  document.MM_swapImgData = swapArray; //used for restore
}

//La windowwidth være 20 pkt større enn bildet
//og windowheight 130 pkt større enn bildet.
function displayImage(heading,img,descr,windowwidth,windowheight) {
 PreView = window.open("", "Preview", "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0,width="+(windowwidth+20)+",height="+(windowheight+130));
 PreView.document.open();
 PreView.document.write("<HTML><HEAD>\n");
 PreView.document.write("<TITLE>"+heading+"</TITLE>\n");
 PreView.document.write("</HEAD><BODY BGCOLOR=\"#FFB441\" TEXT=black>\n");
 PreView.document.write("<CENTER><B><FONT FACE=\"Arial,Helvetica\" SIZE=+2>" +  heading + "</FONT></B>\n<BR>\n");
 PreView.document.write("<CENTER><IMG WIDTH="+windowwidth+" HEIGHT="+windowheight+" SRC='"+ img +"' ALT=\"Stort bilde - kan ta noe tid å laste ned...\"></CENTER>");
 PreView.document.write("<BR>\n<FONT FACE=\"Arial,Helvetica\" SIZE=-1>"+descr+"\n<BR>\n");
 PreView.document.write("<FORM><INPUT TYPE='button' VALUE='Lukk vindu' " +
 "onClick='window.close()'></FORM>\n");
 PreView.document.write("</CENTER>\n");
 PreView.document.write("</BODY></HTML>\n");
 PreView.document.close();
}

