发展简史jQuery时间轴特效
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时间：2018-02-03 03:11
发展简史jQuery时间轴特效。这是一款鼠标滚动到一定的高度动画显示企业发展时间轴特效。效果图如下：
实现的代码。
html代码：
<div class="wrapper">
<div class="history">
<div class="start-history">
<p class="cc_history">发展简史</p>
<p class="next_history">PHYLOGENY</p>
<div class="history_left">
<p class="history_L year2006">
<span class="history_2006_span">2006</span>
<b class="history_2006_b">
<span class="history_l_month">10<br />月</span>
<span class="history_l_text">开展基于互联网的视频服务业务<br />CC视频联盟正式公测</span>
</b>
</p>
<p class="history_L yearalmost">
<span class="history_2006_span">2008</span>
<b class="history_2006_b">
<span class="history_l_month">10<br />月</span>
<span class="history_l_text">收购康盛创想<br />旗下视频建站系supev</span>
</b>
</p>
<p class="history_L year2009">
<span class="history_2006_span">2009</span>
<b class="history_2006_b">
<span class="history_l_month">04<br />月</span>
<span class="history_l_text">推出CMedia视频广告平台，<br />对旗下视频媒体进行整合营销</span>
</b>
</p>
<p class="history_L yearalmost">
<span class="history_2006_span blue">2010</span>
<b class="history_2006_b blue">
<span class="history_l_month">01<br />月</span>
<span class="history_l_text">CC视频获得广电总局颁发的<br />音视频许可证</span>
</b>
</p>
<p class="history_L yearalmost">
<span class="history_2006_span blue">2011</span>
<b class="history_2006_b blue">
<span class="history_l_month">08<br />月</span>
<span class="history_l_text smalltext">CC视频获得由迪士尼旗下思伟投资、IDG、江苏高科技投资集团的<br />B轮融资2000万美元</span>
</b>
</p>
<p class="history_L year2011">
<span class="history_2006_span blue">2011</span>
<b class="history_2006_b blue">
<span class="history_l_month">09<br />月</span>
<span class="history_l_text">CC视频荣获“2011年<br />中国云计算最佳应用实践奖”</span>
</b>
</p>
<p class="history_L year2011">
<span class="history_2006_span blue">2012</span>
<b class="history_2006_b blue">
<span class="history_l_month">03<br />月</span>
<span class="history_l_text">CC视频成功举办2012中国<br />远程教育技术创新与应用论坛</span>
</b>
</p>
<p class="history_L year2011">
<span class="history_2006_span yellow">2012</span>
<b class="history_2006_b yellow">
<span class="history_l_month">09<br />月</span>
<span class="history_l_text">CC视频发布视频云<br />开放战略及API2.0</span>
</b>
</p>
<p class="history_L year2013">
<span class="history_2006_span yellow">2013</span>
<b class="history_2006_b yellow">
<span class="history_l_month">04<br />月</span>
<span class="history_l_text smalltxt">CC视频成功举办2013（第二届）中国<br />远程教育技术创新与应用论坛</span>
</b>
</p>
<p class="history_L yearalmost">
<span class="history_2006_span yellow">2015</span>
<b class="history_2006_b yellow">
<span class="history_l_month">01<br />月</span>
<span class="history_l_text full">视频直播CC Live发布</span>
</b>
</p>
</div>
<div class="history-img">
<img class="history_img" src="images/history.png" alt="">
</div>
<div class="history_right">
<p class="history_R history_r_2005">
<span class="history_2005_span">2005</span>
<b class="history_2005_b">
<span class="history_r_month">04<br />月</span>
<span class="history_r_text">CC视频成立<br />并入住北京大学留学生创业园</span>
</b>
</p>
<p class="history_R yearalmostr">
<span class="history_2005_span">2007</span>
<b class="history_2005_b">
<span class="history_r_month">12<br />月</span>
<span class="history_r_text">获得国际著名投资商<br />IDG VC投资 </span>
</b>
</p>
<p class="history_R yearalmostr">
<span class="history_2005_span">2009</span>
<b class="history_2005_b">
<span class="history_r_month">01<br />月</span>
<span class="history_r_text">整合Pocle和SupeV后<br />推出CCVMS视频建站系统</span>
</b>
</p>
<p class="history_R yearalmostr">
<span class="history_2005_span">2009</span>
<b class="history_2005_b">
<span class="history_r_month">12<br />月</span>
<span class="history_r_text">CC视频成为Google在大陆地<br />区第一家视频广告合作伙伴</span>
</b>
</p>
<p class="history_R yearalmostr">
<span class="history_2005_span blue">2010</span>
<b class="history_2005_b blue_R">
<span class="history_r_month">10<br />月</span>
<span class="history_r_text">CC视频推出基于视频云计算的<br />第三方服务平台</span>
</b>
</p>
<p class="history_R yearalmostr">
<span class="history_2005_span blue">2011</span>
<b class="history_2005_b blue_R">
<span class="history_r_month">08<br />月</span>
<span class="history_r_text">CC视频参展2011年（第十届）<br />中国互联网大会</span>
</b>
</p>
<p class="history_R year211">
<span class="history_2005_span blue">2011</span>
<b class="history_2005_b blue_R">
<span class="history_r_month">11<br />月</span>
<span class="history_r_text">CC视频荣获<br />“最佳云服务模式奖”</span>
</b>
</p>
<p class="history_R yearalmostr">
<span class="history_2005_span yellow">2012</span>
<b class="history_2005_b yellow_R">
<span class="history_r_month">04<br />月</span>
<span class="history_r_text">CC视频荣获<br />“最佳视频服务提供商”</span>
</b>
</p>
<p class="history_R year211">
<span class="history_2005_span yellow">2012</span>
<b class="history_2005_b yellow_R">
<span class="history_r_month">10<br />月</span>
<span class="history_r_text">CC视频荣获“清科集团中国<br />最具投资价值50强”荣誉</span>
</b>
</p>
<p class="history_R yearalmostr">
<span class="history_2005_span yellow">2014</span>
<b class="history_2005_b yellow_R">
<span class="history_r_month">10<br />月</span>
<span class="history_r_text">CC视频荣获<br />“最佳教育技术提供商”荣誉</span>
</b>
</p>
</div>
<div class="clear"></div>
</div>
<div class="clear"></div>
</div>
</div>
js代码：
$(window).scroll(function () {
var msg = $(".history-img");
var item = $(".history_L");
var items = $(".history_R");
var windowHeight = $(window).height();
var Scroll = $(document).scrollTop();
if ((msg.offset().top - Scroll - windowHeight) <= 0) {
msg.fadeIn(1500);
}
for (var i = 0; i < item.length; i++) {
if (($(item[i]).offset().top - Scroll - windowHeight) <= -100) {
$(item[i]).animate({ marginRight: '0px' }, '50', 'swing');
}
}
for (var i = 0; i < items.length; i++) {
if (($(items[i]).offset().top - Scroll - windowHeight) <= -100) {
$(items[i]).animate({ marginLeft: '0px' }, '50', 'swing');
}
}
});
via：http://www.w2bc.com/article/49706
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