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鼠标感应伸缩隐藏层,实际上我没完全理解这个例子,但是相信以后会用的到,所以先把code贴上来,未来我要去理解的两个参数方法setInterval() ,clearInterval(),目前还不是很清楚这两个的用法 。如果有谁会欢迎留言解答,不胜感激。
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!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"
html xmlns="http://www.w3.org/1999/xhtml"
head
meta http-equiv="Content-Type" content="text/html; charset=utf-8" /
title无标题文档/title
style type="text/css"
div{width:200px;word-break:break-all;border:1px solid red;overflow:hidden; cursor:pointer}
/style
script type="text/javascript"
var t = true;
var obj,a;
function openclose(openclose){
var h = obj.offsetHeight;
h += openclose*5;
if(h=150){
clearInterval(a);
obj.style.height = "150px";
t = true;
}
else if(h=50){
clearInterval(a);
obj.style.height = "50px";
t = true;
}
else obj.style.height = h + "px";
}
function getlink(){
obj.onmouseout = function(){
clearInterval(a);
a = setInterval("openclose(-1)" , 5);
}
obj.onmouseover = function(){
clearInterval(a);
a = setInterval("openclose(1)" , 5);
}
}
window.onload = function()
{
obj = document.getElementById("box")
obj.style.height = "50px";
getlink();
}
/script
/head
body
div id="box"
img src="http://www.webjx.com/images/Logo.gif"
/div
/body
/html
来源:http://www.tulaoshi.com/n/20160220/1632106.html
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