function validate(input)
{
  if (input.id_penerima.value=="")
  {
    alert("Pengirim harus diisi");
    return false;
  }
  if (input.subyek_pesan.value=="")
  {
    alert("Subyek pesan harus diisi");
    return false;
  }
  if (input.isi_pesan.value=="")
  {
    alert("Isi pesan harus diisi");
    return false;
  }
}

function correctPNG()
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters))
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>"
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }
}

var iconBlue = new GIcon();
iconBlue.image = 'http://www.raztel.com/images/mm_20_blue.png';
iconBlue.shadow = 'http://www.raztel.com/images/mm_20_shadow.png';
iconBlue.iconSize = new GSize(12, 20);
iconBlue.shadowSize = new GSize(22, 20);
iconBlue.iconAnchor = new GPoint(6, 20);
iconBlue.infoWindowAnchor = new GPoint(6, 20);

function initialize()
{
  if (GBrowserIsCompatible())
  {
    var map = new GMap2(document.getElementById("map_canvas"));
    map.setCenter(new GLatLng(-6.24635, 106.80539), 17);
    map.setUIToDefault();
    var point = new GLatLng(-6.24635, 106.80539);
    var marker = new GMarker(point,iconBlue);
    var html = "Wisma Iskandarsyah C-6<br/>Jl. Iskandarsyah Raya Kav. 12-14<br/>Melawai Kebayoran Baru<br/>Jakarta Selatan 12160";
    GEvent.addListener(marker, 'mouseover', function() {
      marker.openInfoWindowHtml(html);
    });
    map.addOverlay(marker);
    marker.openInfoWindowHtml(html);
  }
}