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jQuery实现指定内容滚动同时左侧或其它地方不滚动的方法

时间:2017-11-14 16:11来源:极速赛车官网 作者:阿牛 点击:
这篇文章主要介绍了jQuery实现指定内容滚动同时左侧或其它地方不滚动的方法,可实现页面滚动的时候指定位置悬浮固定的效果,涉及jquery针对页面元素属性的动态操作

<!DOCTYPE html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>jQuery跟随滚动的侧边条效果</title> <style> html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video{margin: 0;padding: 0;border: 0;font-size: 100%;font: inherit;vertical-align: baseline;} article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section{display: block;} body{line-height: 1;} ol, ul{list-style: none;} blockquote, q{quotes: none;} blockquote: before, blockquote: after, q: before, q: after{content: '';content: none;} table{border-collapse: collapse;border-spacing: 0;} a{text-decoration: none;} body{background: url("http://files.jb51.net/file_images/article/201508/201588101650294.jpg") repeat scroll 0 0 transparent;font: 12px/20px "Helvetica Neue",Helvetica,Arial,sans-serif;} p{line-height: 24px;margin: 0 0 15px 0;color: #fff;} .header{color: #FFFFFF;font-size: 15em;height: 150px;letter-spacing: -10px;margin: 20px auto;clear: both;text-align: center;font-family: Georgia, "Times New Roman", Times, serif;} .italic{font-style: italic;} #sticky{margin-top: 50px;margin-left: 50px;padding: 5px;background: rgba(255,255,255,1);height: 120px;width: 305px;-webkit-border-radius: 7px;-moz-border-radius: 7px;border-radius: 7px;} #sticky: hover{background: #6c6c6c;background: rgba(54,54,54,0.80);} .sticky_text{color: #ffffff;text-align: center;font-size: 16px;line-height: 20px;padding-top: 10px;} #text, h1{color: #fff;margin: 0 auto;font-size: 1.2em;line-height: 23px;width: 500px;} h1,h2{font-weight: bold;line-height: 50px;} a{color: #e3e3e3;} a: hover{color: #ccc;} #container{width: 744px;} .menu{float: left;} .button{-moz-box-shadow: inset 0px 1px 0px 0px #ffffff;-webkit-box-shadow: inset 0px 1px 0px 0px #ffffff;box-shadow: inset 0px 1px 0px 0px #ffffff;background: -webkit-gradient( linear, left top, left bottom, color-stop(0.05, #ededed), color-stop(1, #dfdfdf) );background: -moz-linear-gradient( center top, #ededed 5%, #dfdfdf 100% );filter: progid: DXImageTransform.Microsoft.gradient(startColorstr='#ededed', endColorstr='#dfdfdf');background-color: #ededed;-moz-border-radius: 6px;-webkit-border-radius: 6px;border-radius: 6px;border: 1px solid #dcdcdc;display: inline-block;color: #777777;font-family: arial;font-size: 15px;font-weight: bold;padding: 6px 24px;text-decoration: none;text-shadow: 1px 1px 0px #ffffff;cursor: pointer;margin-top: 10px;} .button: hover{background: -webkit-gradient( linear, left top, left bottom, color-stop(0.05, #ededed), color-stop(1, #cfcfc) );background: -moz-linear-gradient( center top, #ededed 5%, #cfcfcf 100% );filter: progid: DXImageTransform.Microsoft.gradient(startColorstr='#ededed', endColorstr='#cfcfcf');background-color: #ededed;border: 1px solid #bbbbbb;} .button: active{background: -webkit-gradient( linear, left top, left bottom, color-stop(0.05, #dfdfdf), color-stop(1, #ededed) );background: -moz-linear-gradient( center top, #dfdfdf 5%, #ededed 100% );filter: progid: DXImageTransform.Microsoft.gradient(startColorstr='#dfdfdf', endColorstr='#ededed');background-color: #dfdfdf;} #download{margin-top: 50px;width: 400px;height: 100px;font-size: 72px;line-height: 100px;margin-right: 100px;margin-bottom: 50px;text-align: center;} </style> <script src="jquery-1.6.2.min.js" type="text/javascript"></script> <script type="text/javascript"> $(document).ready(function(){ var obj = $('#sticky'); var offset = obj.offset(); var topOffset = offset.top; var leftOffset = offset.left; var marginTop = obj.css("marginTop"); var marginLeft = obj.css("marginLeft"); $(window).scroll(function() { var scrollTop = $(window).scrollTop(); if (scrollTop >= topOffset){ obj.css({ marginTop: 0, marginLeft: leftOffset, position: 'fixed', }); } if (scrollTop < topOffset){ obj.css({ marginTop: marginTop, marginLeft: marginLeft, position: 'relative', }); } }); }); </script> </head> <body> <div> <div> <div> <div></div> <img src="http://www.jb51.net/images/logo.gif"/> </div> </div> </div> <div> <div>d<span>w</span></div> <h1>Tutorial: Creating A Sticky Sidebar Using jQuery</h1> <p>DesignWoop welcomes this guest post by <a href="#">Alexandre Smirnov</a> a web designer and developer who lives and works in Cal-i-for-nia.</p> <h2><strong>Read the tutorial:</strong> <a href="#">Creating A Sticky Sidebar Using jQuery</a></h2> <p>Mattis parturient mus platea integer ut cursus diam turpis a scelerisque sit, scelerisque! Mauris, ac pellentesque velit purus cras porttitor ut vel arcu, augue mauris! Etiam placerat turpis etiam amet augue velit? Dis odio ridiculus, lundium nec tempor platea, phasellus sagittis! Mattis. Ac nisi! Scelerisque, facilisis elit nascetur, mid parturient vut? Turpis aenean, placerat. Velit placerat mid in turpis, ut hac et turpis odio ac rhoncus elementum tortor turpis, eu habitasse nunc mattis ac dapibus habitasse integer duis tortor duis tortor aliquam, amet ultrices, nunc. Aliquam aliquam. Aliquet penatibus, nec elit pulvinar ridiculus, ut arcu, lacus natoque magnis tempor in et enim amet, lorem. Urna tristique placerat! Rhoncus amet tincidunt integer. Dapibus facilisis sit cum, diam vut, odio pulvinar.</p> <p>Ac mid ultrices. Adipiscing, sit risus diam! Diam in, porttitor magna nisi urna, turpis rhoncus turpis et, cras a, ac et diam scelerisque eros habitasse! Nisi, massa placerat elementum, sit ac, placerat, purus. Augue enim etiam tincidunt lundium vut! Cras, magna, pulvinar turpis nisi sagittis! Mus facilisis ultrices massa? Velit a adipiscing ridiculus, cras odio nec et adipiscing ut? Aenean dis in augue magna, facilisis, natoque dapibus. Nisi duis, eu auctor et natoque phasellus in enim magna integer hac, sed massa ut? A? Diam tincidunt egestas a. Mattis massa, augue mus. Dolor tortor auctor tincidunt, porttitor nisi placerat nascetur. Eu risus tortor in, risus tincidunt elementum pulvinar. Penatibus a penatibus, a porttitor odio tristique in mattis in, amet ut.</p> <p>Mattis parturient mus platea integer ut cursus diam turpis a scelerisque sit, scelerisque! Mauris, ac pellentesque velit purus cras porttitor ut vel arcu, augue mauris! Etiam placerat turpis etiam amet augue velit? Dis odio ridiculus, lundium nec tempor platea, phasellus sagittis! Mattis. Ac nisi! Scelerisque, facilisis elit nascetur, mid parturient vut? Turpis aenean, placerat. 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