rodrigozem

/* Return total minutes */
function get_minutes($hr)
{
	$time = explode(":",$hr);
	$t1 = intval($time[0]) * 60;
	$t2 = intval($time[1]);
	if ( strpos($t1,'-') !== false )
		return $t1 - $t2;
	else
		return $t1 + $t2;