<script type="text/javascript">
$(document).ready(function(){
$("#pp1").mouseenter(function(){
$("#tt1").css("background-color","#383e94");
$("#pp1").css("color","#fff");
$("#blc1").css("display","none");
$("#his1").css("display","block");
});
$("#pp1").mouseleave(function(){
$("#tt1").css("background-color","#fff");
$("#pp1").css("color","#000");
$("#blc1").css("display","block");
$("#his1").css("display","none");
});
});
</script>
确认引用了jq,原先在html中script加入以上代码,运行正常,提到js中,并且已经引入到文件中了,路径正确,却没有效果了!