javascript 无缝滚动代码
var seamlessRoll = function (id){var bodyObj1 = document.getElementById(id); bodyObj1.innerHTML = bodyObj1.innerHTML + bodyObj1.innerHTML;var bodyHeight = bodyObj1.scrollHeight-bodyObj1.offsetHeight;var seamlessRollinner = function(){if (bodyObj1.scrollTop >= bodyHeight) {bodyObj1.scrollTop = 0;}else {bodyObj1.scrollTop = bodyObj1.scrollTop + 1;}}var scrollID1 = setInterval(seamlessRollinner,50);this.intervalId = scrollID1; bodyObj1.onmouseover=function() {clearInterval(scrollID1)}//鼠标移到marquee上时，清除定时器，停止滚动bodyObj1.onmouseout=function() {scrollID1=setInterval(seamlessRollinner,50)}//鼠标移开时重设定时器}var slr = new seamlessRoll("seamlessroll1"); <div class="answerDetail" id="seamlessroll1"> <ul class="pmgbox2"> <li class="clearfix" sequence="pmg55"><a class="blue asker" target="_blank" href="http://sns.17xie.cc/u/439393/">极品石头：</a>看来是大家分开垃圾书打开附加阿斯顿积分卡就是打开附加阿拉山口的风阿斯顿发撒旦发生的发生大幅44444</li><li class="clearfix" sequence="pmg55"><a class="blue asker" target="_blank" href="http://sns.17xie.cc/u/439393/">极品石头：</a>看来是大家分开垃圾书打开附加阿斯顿积分卡就是打开附加阿拉山口的风阿斯顿发撒旦发生的发生大幅44444</li><li class="clearfix" sequence="pmg55"><a class="blue asker" target="_blank" href="http://sns.17xie.cc/u/439393/">极品石头：</a>看来是大家分开垃圾书打开附加阿斯顿积分卡就是打开附加阿拉山口的风阿斯顿发撒旦发生的发生大幅44444</li><li class="clearfix" sequence="pmg55"><a class="blue asker" target="_blank" href="http://sns.17xie.cc/u/439393/">极品石头：</a>看来是大家分开垃圾书打开附加阿斯顿积分卡就是打开附加阿拉山口的风阿斯顿发撒旦发生的发生大幅44444</li> </ul> </div>
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