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本文实例讲述了js鼠标点击图片切换效果实现代码。分享给大家供大家参考。具体如下:
运行效果截图如下:


具体代码如下:
html代码:

<div id="menuWrapper" class="menuWrapper bg1"><ul class="menu" id="menu"><li class="bg1" style="background-position:0 0;"><a id="bg1" href="#">迈瑞宝</a><ul class="sub1" style="background-position:0 0;"><li><a href="#">报价:11.99-23.69万</a></li><li><a href="#">车身结构:三箱</a></li><li><a href="#">油耗:8.3-12.0L</a></li></ul></li><li class="bg1" style="background-position:-266px 0px;"><a id="bg2" href="#">索纳塔8</a><ul class="sub2" style="background-position:-266px 0;"><li><a href="#">报价:13.39-22.59万</a></li><li><a href="#">车身结构:三箱</a></li><li><a href="#">油耗:9.0-12.0L</a></li></ul></li><li class="last bg1" style="background-position:-532px 0px;"><a id="bg3" href="#">K5</a><ul class="sub3" style="background-position:-266px 0;"><li><a href="#">报价:10.88-25.58万</a></li><li><a href="#">车身结构:三箱</a></li><li><a href="#">油耗:8.4-13.0L</a></li></ul></li></ul></div>
css代码:

ul.menu > li > a{ float:left; width:265px; height:50px; margin-top:450px; text-align:center; line-height:50px; color:#ddd; background-color:#333; letter-spacing:1px; cursor:pointer; text-decoration:none; text-shadow:0px 0px 1px #fff;}ul.menu > li ul{ list-style:none; float:left; margin-top:-180px; width:100%; height:110px; padding-top:20px; background-repeat:no-repeat; background-color:transparent;}ul.menu > li ul li{ display:none;} ul.menu > li ul.sub1 {background-image: url("../img/bg1sub.png"); } ul.menu > li ul.sub2 {background-image: url("../img/bg2sub.png"); }ul.menu > li ul.sub3{ background-image:url(../img/bg3sub.png);}ul.menu > li ul li a{ color:#fff; text-decoration:none; line-height:30px; margin-left:20px; text-shadow:1px 1px 1px #444; font-size:11px;}ul.menu > li ul li a:hover{ border-bottom:1px dotted #fff;}ul.menu > li ul.sub1 li{ display:block;}
js代码:

if (!document.defaultView || !document.defaultView.getComputedStyle) { // IE6-IE8var oldCurCSS = jQuery.curCSS;jQuery.curCSS = function (elem, name, force) { if (name === "background-position") {name = "backgroundPosition"; } if (name !== "backgroundPosition" || !elem.currentStyle || elem.currentStyle[name]) {return oldCurCSS.apply(this, arguments); } var style = elem.style; if (!force && style && style[name]) {return style[name]; } return oldCurCSS(elem, "backgroundPositionX", force) + " " + oldCurCSS(elem, "backgroundPositionY", force);}; } var oldAnim = $.fn.animate; $.fn.animate = function (prop) {if ("background-position" in prop) { prop.backgroundPosition = prop["background-position"]; delete prop["background-position"];}if ("backgroundPosition" in prop) { prop.backgroundPosition = "(" + prop.backgroundPosition;}return oldAnim.apply(this, arguments); }; function toArray(strg) {strg = strg.replace(/left|top/g, "0px");strg = strg.replace(/right|bottom/g, "100%");strg = strg.replace(/([0-9.]+)(s|)|$)/g, "$1px$2");var res = strg.match(/(-?[0-9.]+)(px|\%|em|pt)s(-?[0-9.]+)(px|\%|em|pt)/);return [parseFloat(res[1], 10), res[2], parseFloat(res[3], 10), res[4]]; }
以上就是js鼠标点击图片切换效果实现的主要代码,希望对大家动手实现鼠标点击图片切换效果。