var growled;
var userID;
var timezone;

seconds_to_timeout = 5000;

if (window.fluid) 
{
	checkActivity = setInterval("checkFeed()",seconds_to_timeout);
}

function userDetails(val1, val2)
{
	userID = val1;
	timezone = val2;
}

function setDockBadge(val)
{
	if(val!=0)
	{
		window.fluid.dockBadge = val;
	}
	else
		window.fluid.dockBadge = null;
}
function growlNow(title, body)
{
	if(growled==1)
	{
		window.fluid.showGrowlNotification({
		    title: title, 
		    description: body, 
		    priority: 1, 
		    sticky: true
		})
	}
}

function checkFeed()
{
	clearInterval(checkActivity);
	//Create a new XMLHttpRequest object
	var http;
	try
	{
	   http = new XMLHttpRequest();
	} 
	catch (e)
	{
	    try
	    {
	            http = new ActiveXObject("Msxml2.XMLHTTP");
	    } 
	    catch (e) 
	    {
	        try
	        {
	                http = new ActiveXObject("Microsoft.XMLHTTP");
	        }
	        catch (e)
	        {
	                alert("Error.");
	                return false;
	        }
	    }
	}
	
	//update data now
	updateData("userID="+userID+"&timezone="+timezone);
	
	//update data function
	function updateData(param)
	{
		var myurl = "../php/fluid";
		http.open('POST', myurl);
		http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		http.setRequestHeader("Content-length", param.length);
		http.setRequestHeader("Connection", "close");
		http.send(param);
		http.onreadystatechange = useHttpResponse;
		http.send(null);
	}
	
	//listen for server response
	function useHttpResponse()
	{
		if (http.readyState == 4) 
		{
			dataArray = http.responseText.split("%n%");	
			date =  dataArray[0];
			title = dataArray[1];
			des = dataArray[2];
			
			if(localStorage.getItem('last_activity_date')=="")
			{
				localStorage.setItem('last_activity_date', date);
			}
			
			if(date != localStorage.getItem('last_activity_date'))
			{
				growlNow(title, des);	
				growled=1;
				localStorage.setItem('last_activity_date', date);
			}
			
			//setinterval to poll server again
			checkActivity = setInterval("checkFeed()",seconds_to_timeout);
		}
	}	
}