function refresh_div()
{
	var xhr_object = null;
	if(window.XMLHttpRequest)
		{ // Firefox
			xhr_object = new XMLHttpRequest();
		}
	else if(window.ActiveXObject)
		{ // Internet Explorer
			xhr_object = new ActiveXObject('Microsoft.XMLHTTP');
		}
	var method = 'POST';
	var filename = 'caroussel.php';
	xhr_object.open(method, filename, true);
	xhr_object.onreadystatechange = function()
		{
			if(xhr_object.readyState == 4)
			{
				var tmp = xhr_object.responseText;
				document.getElementById('dv_t01').innerHTML = tmp;
			}
		}
	xhr_object.send(null);
	setTimeout('refresh_div()',5000);
}
//--------------------------------------