用php判断获取帝国cms当前栏目id和父栏目id

<?php

if($class_r[$GLOBALS[navclassid]][bclassid]==0){

$classid=$GLOBALS['navclassid'];

$classname=$class_r[$classid][classname];

}else{

$classid=$class_r[$GLOBALS[navclassid]][bclassid];

$classname=$class_r[$classid][classname];

}

?>