软件开发网整理的关于JS刷新页面相关的总结://www.jb51.net/article/139788.htm 1.js 代码: [removed] var time = 5; //时间,秒 var timelong = 0; function diplaytime(){ //时间递减 document.all.his[removed] = time -timelong ; timelong ++; } function redirect(){ //跳转页 //history.back(); [removed].href="Categ