鼠标焦点突出显示所悬停图片及显示浮动文字-JS特效-爱易网页

鼠标焦点突出显示所悬停图片及显示浮动文字

日期：2014-05-18　浏览次数：20220 次

以下是程序代码

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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>鼠标焦点突出显示所悬停图片及显示浮动文字 demo by js.aiyiweb.com</title>
<script src="http://libs.baidu.com/jquery/1.7.2/jquery.min.js"></script>
<script type="text/javascript">
window.onload = function(){
 var countArr = [];
 var obj = getClass(document.body,"box");
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   countArr.push(liObj);
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    for(var k=0;k<countArr.length;k++){
     startMove(countArr[k],{opacity:30});
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    startMove(this,{opacity:100});
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   liObj.onmouseout = function(){
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/**
* 动作类
* 用法：
* startMove(目标对象 ,目标属性(多个), 动作完成后执行(fun))
*/
function startMove(target, object, onComplete){
 if(target.timer)clearInterval(target.timer);
 target.timer = setInterval(function (){
  doMove(target, object, onComplete);
 }, 30);
}
function getStyle(target, attr){
 return target.currentStyle?target.currentStyle[attr]:getComputedStyle(target, false)[attr];
}
function doMove(target, object, onComplete){
 var iCur = 0;
 var attr = '';
 var bStop = true;
 for(attr in object){
  attr == 'opacity' ? iCur = parseInt(parseFloat(getStyle(target, 'opacity'))*100) : iCur = parseInt(getStyle(target, attr));
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   var iSpeed = (object[attr]-iCur) / 3;
  }else{
   var iSpeed = (object[attr]-iCur) / 3;
  }
  iSpeed = iSpeed > 0 ? Math.ceil(iSpeed) : Math.floor(iSpeed);
  if(parseInt(object[attr])!=iCur)bStop = false;
  if(attr=='opacity'){
   target.style.filter = "alpha(opacity:"+(iCur+iSpeed)+")";
   target.style.opacity = (iCur + iSpeed) / 100;
  }else{
   attr == 'zIndex' ? target.style[attr] = iCur + iSpeed : target.style[attr] = iCur + iSpeed +'px';
  }
 }
 if(bStop){
  clearInterval(target.timer);
  target.timer = null;  
  if(onComplete)onComplete();
 }
}
$(function(){
$(".box li").each(function() {
  $(this).hover(function() {
   $(this).find('.txtDesc').slideDown(200);
   if(!$(this).hasClass('hover'))
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 },
  function() {
   $(this).find('.txtDesc').hide(); 
   if($(this).hasClass('hover'))
   {
    $(this).removeClass("hover");
   }  
  });
 });
})

</script>
<style type="text/css">
img{border:0px;}
body{
 background:#333;
 background-color: #000;
}
.box{ width:1300px;  margin:0 auto;}
.albumIndex .albumTitle{ width:100%; position:absolute; bottom:0px; background:#fff; z-index:999999; display:none;}
.box li{list-style:none; float:left; margin-right:50px; cursor:pointer; margin-bottom:50px;padding:1px;}
.box li img{display:block;border:none;width:200px;height:230px;}
.box li a {margin:0px;display:block;position: relative;border:1px solid #069;
}
.box li.hover{border:1px dotted #d60000;padding:0px;}
.box li.hover a{border:0px;}
.box li span{margin-t</div></div>

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