function f_ShowPage_PrevPage_51BCB9F16ID9AGE() {new Ajax.Updater('PrevPage_51BCB9F16ID9AGE', 'http://cne.csu.edu.cn/Showpage_Ajax.asp?no-cache='+Math.random() , {method: 'get', parameters: 'type=NS&Id=51BCB9F16ID9AGE&PageType=PrevPage' });}
f_ShowPage_PrevPage_51BCB9F16ID9AGE();