<div class="footer-tools"></div>
// 底部TOP滚动特效
$.fn.smartFloat = function() {
//初始化
$(".footer-tools").css({"visibility":"visible","bottom":"10px","right":"10px","position":"fixed"});
return $(this).each(function() {
//滚动
$(window).scroll(function(){
$(".footer-tools").css({"visibility":"visible","bottom":"10px","right":"10px","position":"fixed"});
});
});
};
调用方法: $(".footer-tools").smartFloat();