var XMLHttpRequestObject = false;
if (window.XMLHttpRequest){
	XMLHttpRequestObject = new XMLHttpRequest();
}else if(window.ActiveXObject){
	XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
}

function show_loading()
{
	document.getElementById("loading").style.display = 'block';
}

function hide_loading()
{
	document.getElementById("loading").style.display = 'none';
}

function hideDiv(strdiv)
{
	document.getElementById(strdiv).style.display = 'none';
}

function sleep(numberMillis) {
    var now = new Date();
    var exitTime = now.getTime() + numberMillis;
    while (true) {
        now = new Date();
        if (now.getTime() > exitTime)
            return;
    }
}

// from
function getEvent(url, divResponse,roomid)
{
		//alert(eventid);

if (XMLHttpRequestObject){
		//show_loading();
		var obj = document.getElementById(divResponse);	
		var variables = "roomid="+roomid ;
		XMLHttpRequestObject.open("POST", url, true);
		XMLHttpRequestObject.setRequestHeader("Content-type","application/x-www-form-urlencoded")
		XMLHttpRequestObject.onreadystatechange = function()
		{
			if (XMLHttpRequestObject.readyState == 1){
			}
			else if (XMLHttpRequestObject.readyState  == 4 && XMLHttpRequestObject.status == 200){
				obj.innerHTML = XMLHttpRequestObject.responseText;
				//hide_loading();
			}
		}
		XMLHttpRequestObject.send(variables);
	}
}