//   Dette bibliotek indeholder nogle meget generelle funktioner.
//      <script language="JavaScript" type="text/javascript" src="commonLib.js"></script>
function MM_preloadImages()   {
   var d = document;
   if (d.images)   {
      if(!d.MM_p)
         d.MM_p = new Array();
      var i, j = d.MM_p.length, a = MM_preloadImages.arguments;
      for (i = 0 ; i < a.length ; i++)   {
         if (a[i].indexOf("#") != 0)   {
            d.MM_p[j] = new Image;
            d.MM_p[j++].src = a[i];
         }
      }
   }
};
function MM_findObj(n, d)   {
   var p, i, x;
   if (!d)
      d = document;
   if ((p = n.indexOf("?")) > 0 && parent.frames.length)   {
      d = parent.frames[n.substring(p + 1)].document;
      n = n.substring(0, p);
   }
   if (!(x = d[n]) && d.all)
      x = d.all[n];
   for (i = 0 ; !x && i < d.forms.length ; i++)
      x = d.forms[i][n];
   for (i = 0 ; !x && d.layers && i < d.layers.length ; i++)
      x = MM_findObj(n, d.layers[i].document);
   if (!x && document.getElementById)
      x = document.getElementById(n);
   return x;
};
function MM_swapImage()   {
   var i, j = 0, x, a = MM_swapImage.arguments;
   document.MM_sr = new Array;
   for (i = 0 ; i < (a.length - 2) ; i += 3)   {
      if ((x = MM_findObj(a[i])) != null)   {
         document.MM_sr[j++] = x;
         if (!x.oSrc)
            x.oSrc = x.src;
         x.src=a[i + 2];
      }
   }
};
function MM_swapImgRestore()   {
   var i, x, a = document.MM_sr;
   for (i=0 ; a && i < a.length && (x = a[i]) && x.oSrc ; i++)
      x.src = x.oSrc;
};
function getAbsoluteDivs()   
{   
    var arr = new Array();   
    var all_divs = document.body.getElementsByTagName("div");   
    var j = 0;   
  
    for (i = 0; i < all_divs.length; i++)   
        if (all_divs.item(i).style.position=='absolute')   
        {   
            arr[j] = all_divs.item(i);   
            j++;   
        }   
  
    return arr;   
}   
  
function bringToFront(id)   
{
    if (!document.getElementById ||   
        !document.getElementsByTagName)   
        return;   
  
    var obj = document.getElementById(id);   
    var divs = getAbsoluteDivs();   
    var max_index = 0;   
    var cur_index;   
  
    // Compute the maximal z-index of   
    // other absolute-positioned divs   
    for (i = 0; i < divs.length; i++)   
    {   
        var item = divs[i];   
        if (item == obj ||   
            item.style.zIndex == '')   
            continue;   
  
        cur_index = parseInt(item.style.zIndex);   
        if (max_index < cur_index)   
        {   
            max_index = cur_index;   
        }   
    }   
  
    obj.style.zIndex = max_index + 1;   
}   
  
function sendToBack(id)   
{   
    if (!document.getElementById ||   
        !document.getElementsByTagName)   
        return;   
  
    var obj = document.getElementById(id);   
    var divs = getAbsoluteDivs();   
    var min_index = 999999;   
    var cur_index;   
  
    if (divs.length < 2)   
        return;   
  
    // Compute the minimal z-index of   
    // other absolute-positioned divs   
    for (i = 0; i < divs.length; i++)   
    {   
        var item = divs[i];   
        if (item == obj)   
            continue;   
  
        if (item.style.zIndex == '')   
        {   
            min_index = 0;   
            break;   
        }   
  
        cur_index = parseInt(item.style.zIndex);   
        if (min_index > cur_index)   
        {   
            min_index = cur_index;   
        }   
  
    }   
  
    if (min_index > parseInt(obj.style.zIndex))   
    {   
        return;   
    }   
  
    obj.style.zIndex = 1;   
  
    if (min_index > 1)   
        return;   
  
    var add = min_index == 0 ? 2 : 1;   
  
    for (i = 0; i < divs.length; i++)   
    {   
        var item = divs[i];   
        if (item == obj)   
            continue;   
  
        item.style.zIndex += add;   
    }   
}   
function fade(id, value) 
{
  var caller = document.getElementById(id);   
  caller.style.filter = "alpha(opacity="+value+")";
  caller.style.opacity = value/100;
  caller.style.KhtmlOpacity = value/100;
  caller.style.MozOpacity = value/100;
}
function showDiv(divName) {
	var objDivStyle = eval('document.all.' + divName + '.style');
	objDivStyle.visibility = 'visible';
}
function hideDiv(divName) {
	var objDivStyle = eval('document.all.' + divName + '.style');
	objDivStyle.visibility = 'hidden';
}