function chkdiv(divid){ var chkid=document.getElementById(divid); if(chkid != null){return true; } else {return false; } } if (chkdiv('fy')){ document.getElementById('fy').innerHTML='上一篇:2015全国新课标Ⅱ高考语文作文点评 下一篇:上海:造就和谐自我 '; }