function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		lnavarrow = newImage("images/lnavarrow.jpg");
		preloadFlag = true;
	}
}

preloadImages();

function ShowHideContent(SHCMyDyn)
{
 var messages=new Array();
 if (document.all || document.getElementById)
 {
  var inc=0;
  var alltags=document.all? document.all : document.getElementsByTagName("*");
  for (i=0; i<alltags.length; i++)
  {
   if (alltags[i].className==SHCMyDyn)
   messages[inc++]=alltags[i];
  }
  var SHCMyUpperBound = messages.length
  if (messages[0].style.display == "none")
  {
   for (j=0;j<SHCMyUpperBound;j++) 
   {
    messages[j].style.display="block"; //Show current message
   }
  }
  else if (messages[0].style.display == "block")
  {
   for (j=0;j<SHCMyUpperBound;j++) 
   {
    messages[j].style.display="none"; //hide current message
   }
  }
 }
}

function ShowContent(SCMyDyn)
{
 var messages=new Array();
 if (document.all || document.getElementById)
 {
  var inc=0;
  var alltags=document.all? document.all : document.getElementsByTagName("*");
  for (i=0; i<alltags.length; i++)
  {
   if (alltags[i].className==SCMyDyn)
   //messages[inc++]=alltags[i];
   alltags[i].style.display="block";
  }
  //var SHCMyUpperBound = messages.length
  //if (messages[0].style.display == "none")
  //{
  // for (j=0;j<SHCMyUpperBound;j++) 
  // {
  //  messages[j].style.display="block"; //Show current message
  // }
  //}
 }
}

function HideContent(HCMyDyn)
{
 var messages=new Array();
 if (document.all || document.getElementById)
 {
  var inc=0;
  var alltags=document.all? document.all : document.getElementsByTagName("*");
  for (i=0; i<alltags.length; i++)
  {
   if (alltags[i].className==HCMyDyn)
   //messages[inc++]=alltags[i];
   alltags[i].style.display="none";
  }
  //var SHCMyUpperBound = messages.length
  //if (messages[0].style.display == "block")
  //{
  // for (j=0;j<SHCMyUpperBound;j++) 
  // {
  //  messages[j].style.display="none"; //Hide current message
  // }
  //}
 }
}

function HideContentNew(HCNMyDyn)
{
  var HCNItem = document.getElementById(HCNMyDyn)
  HCNItem.style.display="none";
}
function ShowContentNew(SCNMyDyn)
{
  var SCNItem = document.getElementById(SCNMyDyn)
  SCNItem.style.display="block";
}