标签：his elements ext javascrip ott asc content nload mat
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title>
<script>
/*
var i = 0;
i++;
if( i === 5 ){
i = 0;
}
i%=5;
a = a + b;
a += b;
‘200‘==200、!=
‘200‘===200、!==
*/
var s = 3605; // 秒
alert( Math.floor(s/60) + ‘分‘ + s%60 + ‘秒‘ );
window.onload = function (){
var aLi = document.getElementsByTagName(‘li‘);
var arr = [ ‘red‘, ‘yellow‘ ];
var str = ‘‘;
for( var i=0; i<aLi.length; i++ ){
aLi[i].index = i;
aLi[i].style.background = arr[i%arr.length];
aLi[i].onmouseover = function (){
str = this.style.background; // 先存颜色
this.style.background = ‘gray‘;
};
aLi[i].onmouseout = function (){
// this.style.background = arr[this.index%arr.length];
this.style.background = str;
};
}
};
</script>
<style>
li { height:24px; margin-bottom:3px; list-style:none; }
</style>
</head>
<body>
<ul id="ul1">
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
</ul>
</body>
</html>
标签：his elements ext javascrip ott asc content nload mat
原文地址：http://www.cnblogs.com/lili-work/p/6286116.html
