window.onbeforeunload = null;
var d = new Date();
var time_arrived = ""+d.getTime();
time_arrived = time_arrived.substring(0, time_arrived.length - 3);
function run_update_time() {
	g = new Date(); 
	var cur_time = ""+g.getTime();
	cur_time = cur_time.substring(0, cur_time.length - 3);
	
	time_on_page = cur_time - time_arrived;
	
	var queryString = "time="+time_on_page;
	
	var xmlhttp=new XMLHttpRequest();
	xmlhttp.open("POST", "http://myleadershipinstinct.com/modules/lead_tracking/time_refresh.php", false);
	xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlhttp.setRequestHeader("Content-length", queryString.length);
	xmlhttp.setRequestHeader("Connection", "close");
	xmlhttp.send(queryString);
}
window.onbeforeunload = function(){
	run_update_time();
}