//------------------------------------------------
//  Global.js
//  Algemene functies en global jscript variabelen
//------------------------------------------------
//------------------------------------------------
//  showSpanId  : is string
//  hideSpanId  : is string met evt meerdere id's
//                gescheiden door ;
//  newLogo     : nieuwe logo
//------------------------------------------------
function showHideVisual(showSpanId,hideSpanId, logoId, newLogo)

{
  //alert("is_nav7up: " + is_nav7up + "\nis_nav6: "+ is_nav6)

  var lArray= new Array(0);
  lArray= hideSpanId.split(';');
  // hide alle id's geselecteerd
  for(var i = 0; i < lArray.length; i++)
  {

    //if (document.getElementById && document.getElementById(lArray[i]) != null)
    if (is_ie5up|| is_nav7up|| is_firefox)
    {
      bFound= document.getElementById(lArray[i])
      if (bFound)
      {
        bFound.style.visibility='hidden';
      }
    }
    if (is_nav6)
    {
      // NOT SUPPORTED
    }
  }
  // vervang logo
  if (newLogo!='')
  {
    bFound= document.getElementById(logoId)
    if (bFound)
    {
       bFound.style.backgroundImage=newLogo;
    }
  }
  // show selected id
  if (is_ie|| is_nav7up|| is_firefox)
  {
    bFound= document.getElementById(showSpanId)
    if (bFound)
    {
      //alert('kom ik hier?');
      bFound.style.visibility='visible';
    }
  }
  if (is_nav6)
  {
    //not supported
  }
}
//------------------------------------------------
//  preloadImage   
//  pmimage  : is string met evt meerdere id's
//           gescheiden door ;
//------------------------------------------------
function preloadImage(pmImage)
{
  //  wordt dit ondersteund door browser?
  if (document.images)
  {
    var lArray= new Array(0);
    lArray= pmImage.split(';');
    // maak alle images aan
    for(var i = 0; i < lArray.length; i++)
    {
      arrPicName = new Array(0);
      arrPicName[i] = new Image(); 
      arrPicName[i].src=lArray[i]; 
    }
  }
}