//MENU HOMEPAGE
var cur_img_name = "";
var bType = "unknown";
var bName = navigator.appName;
var bVer  = parseInt(navigator.appVersion);

if      (bName == "Netscape" && bVer >= 3) bType = "n3";
else if (bName == "Microsoft Internet Explorer" && bVer >= 4) bType = "n3";
else if (bName == "Netscape" && bVer == 2) bType = "n2";
else if (bName == "Microsoft Internet Explorer" && bVer == 3) bType = "e3";

// preload universal images:
if (bType == 'n3')
{
   a1_n = new Image(136,14);
   a1_n.src = "images/menu/menu_auto1.gif";
   a1_h = new Image(136,14);
   a1_h.src = "images/menu/menu_auto2.gif";
   a1_s = new Image(136,14);
   a1_s.src = "images/menu/menu_auto2.gif";

   a2_n = new Image(136,14);
   a2_n.src = "images/menu/menu_caravan1.gif";
   a2_h = new Image(136,14);
   a2_h.src = "images/menu/menu_caravan2.gif";
   a2_s = new Image(136,14);
   a2_s.src = "images/menu/menu_caravan2.gif";

   a3_n = new Image(136,14);
   a3_n.src = "images/menu/menu_wonen1.gif";
   a3_h = new Image(136,14);
   a3_h.src = "images/menu/menu_wonen2.gif";
   a3_s = new Image(136,14);
   a3_s.src = "images/menu/menu_wonen2.gif";

   a4_n = new Image(136,14);
   a4_n.src = "images/menu/menu_geld1.gif";
   a4_h = new Image(136,14);
   a4_h.src = "images/menu/menu_geld2.gif";
   a4_s = new Image(136,14);
   a4_s.src = "images/menu/menu_geld2.gif";

   a5_n = new Image(136,14);
   a5_n.src = "images/menu/menu_overig1.gif";
   a5_h = new Image(136,14);
   a5_h.src = "images/menu/menu_overig2.gif";
   a5_s = new Image(136,14);
   a5_s.src = "images/menu/menu_overig2.gif";
}

function hiLite(imgDocID,imgObjName) {
   if (bType == 'n3') 
   {
      if (imgDocID != cur_img_name)
      {
         document.images[imgDocID].src = eval(imgObjName + ".src")
      }
   }
}

function set_active(imgDocID,imgObjName) {
   if (bType == "n3")
   {
      if (cur_img_name != "")
      {
         document.images[cur_img_name].src = eval(cur_img_name + "_n.src")
      }
      cur_img_name = imgDocID;
      document.images[imgDocID].src = eval(imgObjName + ".src")
   }
}

//ACTIEDIVS HOMEPAGE
function showAction(branch)
{
document.getElementById('action01').style.display="none";
document.getElementById('action02').style.display="none";
document.getElementById('action03').style.display="none";
document.getElementById(branch).style.display="block";
}

//CHECK LOGIN
function checklogin() {
	  if (document.login.IA_EMAIL.value == "")
	  {
	  alert("Vul uw e-mailadres in voor toegang tot uw persoonlijke dossier.")
	  document.login.IA_EMAIL.focus(); 
	  return false; 
	  }
	  if (document.login.DC_PASSWORD.value == "")
	  {
	  alert("Vul uw wachtwoord in voor toegang tot uw persoonlijke dossier.")
	  document.login.DC_PASSWORD.focus(); 
	  return false; 
	  }
return true;
}