$("#PostPager li a").live("click",function(){alert(123)});//此写法在jquery1.9以上无效，用下列方法代替$(document).on("click","#PostPager li a",function(){alert(123);}); $("#PostPager li a").live("click",function(){alert(123)});//此写法在jquery1.9以上无效，用下列方法代替$(document).on("click","#PostPager li a",function(){alert(123);});