现在想要实现的是：
1、如果图片小于当前浏览器窗口宽度，则显示当前大小
2、如果图片超过当前浏览器窗口宽度，则显示浏览器窗口宽度-50px的宽度
高度都是自适应的（即按比例缩小）
<!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>
*{margin:0;padding:0;}
#fontzoom{width:100%;overflow:hidden;}
</style>
<script>
function $(id)
{
return document.getElementById(id);
}
function autoResizepic()
{
var bodywidth = $('fontzoom').style.width;
bodywidth =document.body.scrollWidth
var picTarget=$('fontzoom').getElementsByTagName('img');
if(picTarget.length>0)
{
for(var i =0;i<picTarget.length;i++)
{
if(picTarget[i].width>bodywidth)
{picTarget[i].width=bodywidth-50;}
if(picTarget[i].width<bodywidth)
{picTarget[i].width=bodywidth-50;}
}
}
}
window.onresize=autoResizepic;
</script>
</head>
<body>
<div id="fontzoom">
<img src="http://read.91move.com/pics/nuojiya/6630/200607/02/0114370.jpg" />
<img src="http://read.91move.com/pics/nuojiya/6630/200607/02/0114370.jpg" />
</div>
<script>
autoResizepic();
</script>
</body>
</html>
查看原内容
