var status;
var timeout;
var timeout_interval = 120000;
var last_config_time;
var remaining_time;

$(document).ready(function(){
	enable_refresh();
})

function refresh()
{
	location.reload( true );
}

function enable_refresh()
{
	var interval;
	
	if( ! $('#home_content').length && ! $('#Notícias').length )
		return;
	
	if( status == undefined || status == "disabled" )
		interval = timeout_interval;
	else
		interval = remaining_time;
	
	timeout = setTimeout("refresh()", timeout_interval);
	last_config_time = new Date().getTime();
	
	status = "enabled";
}

function disable_refresh()
{
	var actual_time;
	
	if( ! $('#home_content').length && ! $('#Notícias').length )
		return;
	
	actual_time = new Date().getTime();
	remaining_time = last_config_time - actual_time;
	clearTimeout( timeout );
	
	status = "disabled";
}