var xmlHttp;

function deleteScheduledEvent(eventId)
{ 
	if ( window.confirm("Delete the Scheduled Event?") )
		{ 
		xmlHttp=GetXmlHttpObject();
		if (xmlHttp==null)
			{
			alert ("Browser does not support HTTP Request");
			return;
			}

		var url="DeleteEvent.php";
		url=url+"?eventid="+eventId;
		url=url+"&sid="+Math.random();
		//alert("URL: " + url);
		xmlHttp.onreadystatechange=stateChanged ;
		xmlHttp.open("GET",url,true);
		xmlHttp.send(null);
		return true;
		}
	return false;
}

function stateChanged() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
		{ 
		var elementId = xmlHttp.responseText;
		//alert('Response: [' + elementId + ']');
		if ( elementId.substr(0, 5) == "Error" )
			alert(elementId);
		else
			{
			var result = elementId.match(/\[(.*)\]/);
			elementId = result[1];
			//alert('Removing ElementID: [' + elementId + ']');
			var elementToRemove = document.getElementById(elementId);
			elementToRemove.parentNode.removeChild(elementToRemove);
			}
		} 
}

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;
}