var xmlHttp;

// ******************************************************************
function showCalendar(url) {

	document.getElementById("calendarcontent").innerHTML="<p><br /><br /><i>Please wait.  Processing request....</i></p>"; 

	if (url.length==0) { 
		document.getElementById("calendarcontent").innerHTML="";
		return;
	}
	
	xmlHttp=GetXmlHttpObject()

	if (xmlHttp==null) {
		alert ("Browser does not support HTTP Request");
		return;
	} 
	
	//var url="gethint.php"
	/*url=url+"?q="+str
	url=url+"&sid="+Math.random()*/

	xmlHttp.onreadystatechange=stateChanged ;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
} 

// ******************************************************************
function stateChanged() { 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") { 
		document.getElementById("calendarcontent").innerHTML=xmlHttp.responseText + 
			"<br /><br />" + 
			"<img style=\"vertical-align: middle;\" src=\"images/go-previous.png\" alt\"Left Arrow\" />" +
			" <i>To view another date, just click the calendar.</i>";
	} 
}

// ******************************************************************
function GetXmlHttpObject() {

	var xmlHttp=null;

	try {
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e) {
		// Internet Explorer
		try {
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e) {
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}