这句哪里错了呢

下面是代码
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
<script type="text/javascript">
zoomstatus = parseInt($_G['setting']['zoomstatus']);
 imagemaxwidth = '{$_G['setting']['imagemaxwidth']}';
  aimgcount = new Array();
  </script>
</head><body>
</body>
</html>