var g_iDiv = 5;
  var g_iDivCount = 5;
  
  function IsGreaterOrEqualTo(a, b)
  {
	return (a >= b);
  }

  function IsLessThan(a, b)
  {
	return (a < b);
  }

  function changeDiv()
  {
	g_iDiv = g_iDiv + 1;
	if(IsGreaterOrEqualTo(g_iDiv, g_iDivCount))
		g_iDiv = 0;

    var sDiv = GetDivName(g_iDiv);

	try
	{
        ShowDiv(sDiv);
		setTimeout("changeDiv();", 5000);
	}
	catch(e)
	{
	}
  }

  function ShowDiv(divName)
  {
    var i = 0;
    
    while(i < 5)
    {
        var sDiv = GetDivName(i);

        var objDiv = GetDiv(sDiv);
        
        if(objDiv != null)
        {
            if(sDiv == divName)
                objDiv.style.visibility = "visible";
            else
                objDiv.style.visibility = "hidden";
        }
        
        i++;
    }
  }

  function GetDivName(i)
  {
        var sDiv = "defaultPageDiv1";
	
	    switch(i)
	    {
		    case 0:
			    sDiv = "defaultPageDiv1";
			    break;

		    case 1:
			    sDiv = "defaultPageDiv2";
			    break;

		    case 2:
			    sDiv = "defaultPageDiv3";
			    break;

		    case 3:
			    sDiv = "defaultPageDiv4";
			    break;

		    case 4:
			    sDiv = "defaultPageDiv5";
			    break;
	    }
	    
	    return sDiv;
  }
  
  function GetDiv(sId)
  {
    var objRet = document.getElementById?document.getElementById(sId):document.all?d.all[sId]:d.layers[sId];
        		
	return objRet;
  }