function initScrollLayer() {
  var wndo = new dw_scrollObj('wn', 'lyr1', 't1');
  dw_scrollObj.GeckoTableBugFix('wn'); 
}

function viewNewPic(picname) {
	newHTML = "<img src=\"images/big/" + picname + ".gif\" height=\"317\"/>";
	document.getElementById('currentimage').innerHTML = newHTML;
}

function textReplace(category,picname)
{
var xmlHttp;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    try
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    catch (e)
      {
      alert("Your browser does not support AJAX!");
      return false;
      }
    }
  }
  xmlHttp.onreadystatechange=function()
    {
    if(xmlHttp.readyState==4)
      {
	  document.getElementById("descTextfromImage").innerHTML=xmlHttp.responseText;
      }
    }

  var queryString = "?cat=" + category + "&img=" + picname;
  xmlHttp.open("GET","updateClientText.php" + queryString,true);
  xmlHttp.send(null);
}