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1、图片自动依次轮换,每轮换到一张图片,下面对应的小图标出现红色边框,并显示对应的图片名称
2、鼠标放到大图片上面的时,图片停止轮换,一直显示当前图片;鼠标移开后图片继续轮换
3、鼠标移到小图标上时,大图片区域会显示对应的大图;鼠标移开则从当前图片开始继续轮换
<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title>带小图标的JS图片轮换</title> <style type="text/css"> *{ margin: 0px; padding: 0px; } #content{ width: 700px; height: 538px; margin: 0px auto; /*使所有内容居中*/ border: solid #F0F0F0; } /*定义下面小图标处样式*/ #nav1 table{ width: 100%; height: 35px; margin-top: -4px; } #nav1 td{ width: 35px; height: 35px; text-align: center; /*文字居中*/ color: #ffffff; } #text{ } #_text{ width: 100%; height: 100%; background-color: #F0F0F0; border: none; text-align: center; font-size: 18px; color: #000000; font-weight: bold; } </style> </head> <body onload="changeImg()"> <div id="content"> <div id="images"> <img id="_photoes" src="../images/textPhoto/1.jpg" height="500px" width="700px" onmouseover="over1()" onmouseout="out1()"> </div> <div id="nav1"> <table border="0"> <tr> <td id="text" bgcolor="#F0F0F0" colspan="15"><input type="text" id="_text" readonly></td> <td id="img1" class="sImg" bgcolor="#db7093" onmouseover="over2(1)" onmouseout="out2(1)">1</td> <td id="img2" class="sImg" bgcolor="#da70d6" onmouseover="over2(2)" onmouseout="out2(2)">2</td> <td id="img3" class="sImg" bgcolor="#9acd32" onmouseover="over2(3)" onmouseout="out2(3)">3</td> <td id="img4" class="sImg" bgcolor="#adff2f" onmouseover="over2(4)" onmouseout="out2(4)">4</td> <td id="img5" class="sImg" bgcolor="#00bfff" onmouseover="over2(5)" onmouseout="out2(5)">5</td> </tr> </table> </div> </div> <script type="text/javascript"> //将轮换的大图片放入数组中 var arr = new Array(); arr[0] = "../images/textPhoto/1.jpg"; arr[1] = "../images/textPhoto/2.jpg"; arr[2] = "../images/textPhoto/3.jpg"; arr[3] = "../images/textPhoto/4.jpg"; arr[4] = "../images/textPhoto/5.jpg"; //将input区域变换的文字放在数组里 var text = new Array(); text[0] = "焦点图1"; text[1] = "焦点图2"; text[2] = "焦点图3"; text[3] = "焦点图4"; text[4] = "焦点图5"; var smallImg = document.getElementsByClassName("sImg"); //将页面上所有小图片存放在一个数组 var num = 0; function changeImg() { document.getElementById("_photoes").src = arr[num]; document.getElementById("_text").value = text[num]; //当前小图标增加边框样式 for(var i=0;i<arr.length;i++) { if(i==num) smallImg[num].style.border = "red solid"; //大图标对应的小图标增加边框样式 else smallImg[i].style.border = "none"; } if (num == arr.length - 1) num = 0; //如果显示的是最后一张图片,则图片序号变为第一张的序号 else num += 1; //图片序号加一 } var setID = setInterval("changeImg()",1000); //这样写任然会不断调用changeImg()函数 /*当鼠标滑到大图标上时*/ function over1() { clearInterval(setID); //图片停止轮换 // smallImg[n-1].style.border = "red solid"; } /*当鼠标离开大图标时*/ function out1() { setID = setInterval("changeImg()",1000); //图片继续轮换 // smallImg[n-1].style.border = "none"; //大图标对应的小图标边框样式取消 } /*当鼠标滑到小图标上时*/ function over2(n) { document.getElementById("_photoes").src = arr[n-1]; //只要鼠标滑到小图标上,大图区域就显示对应的图片 document.getElementById("_text").value = text[n-1]; clearInterval(setID); //图片停止轮换 //当前小图标增加边框样式 for(var i=0;i<arr.length;i++) { if(i==n-1) smallImg[n-1].style.border = "red solid"; else smallImg[i].style.border = "none"; } } /*当鼠标离开小图标时*/ function out2(n) { if(n!=arr.length) num = n; //从当前图片开始轮换 else num = 0; setID = setInterval("changeImg()",1000); //图片继续轮换 // smallImg[n-1].style.border = "none"; //小图标边框样式取消 } </script> </body> </html>
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原文地址:http://www.cnblogs.com/sjxx/p/5469342.html