Check names to Facebook Chat

check-fbchat.js

javascript:

ytAlert = function() 
{
	console.log("Alert!");
	window.open("http://www.youtube.com/watch?v=xRrfg_uAzwg&feature=grec_index");
}

onlineString = function(b)
{
	return b ? "online" : "offline";
}

sp_peoples = [];

while ( resp = prompt("Insert people:\n(Nothing to terminate)") )
{
	sp_peoples.push( { name : resp, status : false } );
} 

sp_interval = setInterval(function()
{ 

try 
{

sp_chat = document.querySelectorAll(".fbChatOrderedList li");

for (var i=0; i<sp_chat.length; i++) 
{
	var cperson = sp_chat[i];
	if ( !cperson || !cperson.querySelector(".name") )
		continue;
		
	var cperson_status = Boolean( cperson.className.match("active") );
	var cperson_name = cperson.querySelector(".name").innerText;
	
	if ( !cperson_name ) continue;
			
	for (var j=0; j<sp_peoples.length; j++) 
	{
		var person = sp_peoples[j];
		
		if ( cperson_name.match( new RegExp(person.name, "i") )) 
		{
			console.log( person.name + " was " + onlineString(person.state) + ", and now is " + onlineString(cperson_status) );

			if ( cperson_status != person.status)
			{
				person.status = cperson_status;
				ytAlert();
			}
		}
	}
}

} catch(ex) { console.log("Exception!", ex); } 

}, 5000);