<div id=article><img height="800" alt="" width="1280" src="/down/js/images/12498880470.jpg" /></div>
<script type="text/javascript" >
//縮放圖片到合適大小
function ResizeImages()
{
var myimg,oldwidth,oldheight;
var maxwidth=550;
var maxheight=880
var imgs = document.getElementById('article').getElementsByTagName('img'); //如果你定義的id不是article，請修改此處
for(i=0;i<imgs.length;i++){
myimg = imgs[i];
if(myimg.width > myimg.height)
{
if(myimg.width > maxwidth)
{
oldwidth = myimg.width;
myimg.height = myimg.height * (maxwidth/oldwidth);
myimg.width = maxwidth;
}
}else{
if(myimg.height > maxheight)
{
oldheight = myimg.height;
myimg.width = myimg.width * (maxheight/oldheight);
myimg.height = maxheight;
}
}
}
}
//縮放圖片到合適大小
ResizeImages();
</script>
第二種方法 簡單：
<!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=gb2312" /> <title>無標題文檔</title> <style type="text/css"> img {width:expression(this.width>600?"400px":this.width+"px");} </style> </head> <body> 圖片寬度大於600像素都強制顯示為580像素寬<br><br> <div> <img src="http://d.lanrentuku.com/lanren/wallpaper/wallpaper-0013.jpg" /> </div> <p>查找更多代碼，請訪問：<a href="http://www.lanrentuku.com" target="_blank">懶人圖庫</a></p> </body> </html>