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js在瀏覽器中不執(zhí)行怎么辦?

js在瀏覽器中不執(zhí)行怎么辦?

我做的就是四張圖片輪回出現(xiàn),然后再Edge里面是能實(shí)現(xiàn)的。但是在Safari中第一張出現(xiàn)后就直接沒(méi)有了?。我自己感覺(jué)問(wèn)題是出現(xiàn)在Safari?不能正常調(diào)試<ul>中的onmouseout方法上或者是opacity這個(gè)屬性上。希望有哪位大神可以幫幫忙 幫我找出解決問(wèn)題的方法。謝謝啦js部分:s?=?2; function?a()?{ ????for?(i?=?1;?i?<=?4;?i++)?{ ????????document.getElementById(i).style.opacity?=?'0'; ????} ????document.getElementById(s).style.display?=?'block'; ????document.getElementById(s).style.opacity?=?'1'; ????s++; ????if?(s?>?4)?s?=?1; ??? } t?=?setInterval("a()",?"2000"); function?c()?{?t=setInterval("a()",?"2000");} function?b()?{?clearInterval(t);?}css部分:.q?li? ???{ ????position:absolute;?? ????display:none; ????transition:?opacity?2s; ????opacity:0; ????list-style:none; ????}html部分:<ul?onmouseover="b()"?onmouseout="c()"?class="q">? ?<li?id="1"?style="display:block;opacity:1;"><img?style="z-index:1;"?src="image/1.jpg"?/>? ??????<div?class="r"> ?????<span?class="c">1?of?4</span> ?????<a?>學(xué)院是浙江省人才培養(yǎng)模式創(chuàng)新實(shí)驗(yàn)區(qū)</a> ?????</div> ????? ?????<div?class="qiehuan"> ????<div?class="qiehuan1"> ?????<a?href="javascript:;"?onclick="e()"??>?<font?color="white"?size="10px"?>?</font></a> ?????</div> ?????????<div?class="qiehuan2"?> ???????<a?href="javascript:;"?onclick="f()">?<font?color="white"?size="10px"?>?</font></a> ?????????</div>? ?????</div> ?</li> ?<li?id="2"><img?style="z-index:2;"?src="image/2.jpg"?/>? ??????<div?class="r"> ?????<span?class="c">2?of?4</span> ??????<a?>學(xué)院是浙江省人才培養(yǎng)模式創(chuàng)新實(shí)驗(yàn)區(qū)</a> ?????</div> ????????? ?????<div?class="qiehuan"> ????<div?class="qiehuan1"> ?????<a?href="javascript:;"?onclick="e()">?<font?color="white"?size="10px">?</font></a> ?????</div> ?????????<div?class="qiehuan2"?> ???????<a?href="javascript:;"?onclick="f()">?<font?color="white"?size="10px">?</font></a> ?????????</div>? ?????</div> ?</li> ?<li?id="3"?><img?style="z-index:3;"?src="image/3.jpg"?/>? ??????<div?class="r"> ?????<span?class="c">3?of?4</span> ??????<a?>學(xué)院是浙江省人才培養(yǎng)模式創(chuàng)新實(shí)驗(yàn)區(qū)</a> ?????</div> ?????<div?class="qiehuan"> ????<div?class="qiehuan1"> ?????<a?href="javascript:;"?onclick="e()">?<font?color="white"?size="10px">?</font></a> ?????</div> ?????????<div?class="qiehuan2"?> ???????<a?href="javascript:;"?onclick="f()">?<font?color="white"?size="10px">?</font></a> ?????????</div>? ?????</div> ?</li> ?<li?id="4"><img?style="z-index:4;"?src="image/4.jpg"?/>? ?????<div?class="r"> ?????<span?class="c">4?of?4</span> ??????<a?>學(xué)院是浙江省人才培養(yǎng)模式創(chuàng)新實(shí)驗(yàn)區(qū)</a> ?????</div> ?????<div?class="qiehuan"> ????<div?class="qiehuan1"> ?????<a?href="javascript:;"?onclick="e()">?<font?color="white"?size="10px">?</font></a> ?????</div> ?????????<div?class="qiehuan2"?> ???????<a?href="javascript:;"?onclick="f()">?<font?color="white"?size="10px">?</font></a> ?????????</div>? ?????</div> ?</li> </ul>
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