function HpbImgPreload()
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=false,isN6=false,isIE=false;
  if (document.all && appVer >= 4) isIE=true; else
    if (document.getElementById && appVer > 4) isN6=true; else
      if (document.layers && appVer >= 4) isNC=true;
  if (isNC||isN6||isIE)
  {
    if (document.images)
    {
      var imgName = HpbImgPreload.arguments[0];
      var cnt;
      swImg[imgName] = new Array;
      for (cnt = 1; cnt < HpbImgPreload.arguments.length; cnt++)
      {
        swImg[imgName][HpbImgPreload.arguments[cnt]] = new Image();
        swImg[imgName][HpbImgPreload.arguments[cnt]].src = HpbImgPreload.arguments[cnt];
      }
    }
  }
}

function HpbImgFind(doc, imgName)
{
  for (var i=0; i < doc.layers.length; i++)
  {
    var img = doc.layers[i].document.images[imgName];
    if (!img) img = HpbImgFind(doc.layers[i], imgName);
    if (img) return img;
  }
  return null;
}

function HpbImgSwap(imgName, imgSrc)
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=false,isN6=false,isIE=false;
  if (document.all && appVer >= 4) isIE=true; else
    if (document.getElementById && appVer > 4) isN6=true; else
      if (document.layers && appVer >= 4) isNC=true;
  if (isNC||isN6||isIE)
  {
    if (document.images)
    {
      var img = document.images[imgName];
      if (!img) img = HpbImgFind(document, imgName);
      if (img) img.src = imgSrc;
    }
  }
}

function func(img) {
img.style.width = "auto";
img.style.height = "auto";
if (img.width > img.height) {
if (img.width > 150) img.style.width = "150px";
} else {
if (img.height > 150) img.style.height = "150px";
}
img.style.visibility = "visible";
}

HpbImgPreload('HPB_ROLLOVER1', 'images/n_image1.jpg', 'images/m_image1.jpg');
HpbImgPreload('HPB_ROLLOVER2', 'images/n_image2.jpg', 'images/m_image2.jpg');
HpbImgPreload('HPB_ROLLOVER3', 'images/n_image3.jpg', 'images/m_image3.jpg');
HpbImgPreload('HPB_ROLLOVER4', 'images/n_image4.jpg', 'images/m_image4.jpg');

function selecturl(sel){
    if(sel.options[sel.selectedIndex].value){
        location.href = sel.options[sel.selectedIndex].value;
    }
}
 
function addSelectForMonthly(data){
    var year = data.substring(0,4);
    var month = data.substring(12,14);
    var nodes = document.getElementById('monthlylist').getElementsByTagName("option");
    for (var i = 0; i < nodes.length; i++) {
        var selectYear = nodes[i].innerHTML.substring(0,4);
        var selectMonth = nodes[i].innerHTML.substring(5,7);
        if(year == selectYear && month == selectMonth){
            nodes[i].selected = true;
        }
    }
}
 
function addSelectForCategory(data){
    var nodes = document.getElementById('categorylist').getElementsByTagName("option");
    for (var i = 0; i < nodes.length; i++) {
        if(nodes[i].innerHTML.indexOf(data) == 0){
            nodes[i].selected = true;
        }
    }
}