图片自定义缩小

代码
onload="ReImgSize()"2008-12-13 15:50<img src="UpFile/s2008516145348.jpg" border="0" onload="ReImgSize()" />


<script language="javascript">
function ReImgSize() {

    for (var index = 0; index < document.images.length; index++) {

        var widthRestriction = 200;
        var heightRestriction = 150;
        var rate = document.images[index].width / document.images[index].height;

        if (document.images[index].width > widthRestriction) {
            document.images[index].width = widthRestriction;
            document.images[index].height = widthRestriction / rate;
        } else if (document.images[index].height > heightRestriction) {
            document.images[index].height = heightRestriction;
            document.images[index].width = heightRestriction * rate;
        }
    }
}
</script>

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Tags: 图片图片 缩小缩小
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