FileUpload上传图片(图片不变形)

<style type="text/css">
#newPreview
{
    filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=images);
}
</style>
<script type="text/javascript" language="javascript">
function PreviewImg(imgFile)
{
  var newPreview = document.getElementById("newPreview");

  newPreview.filters.item("DXImageTransform.Microsoft.AlphaImageLoader").src = imgFile.value;
  newPreview.style.width = newPreview.offsetWidth /2;  

  newPreview.style.height = newPreview.offsetHeight / 2;  

  newPreview.filters.item("DXImageTransform.Microsoft.AlphaImageLoader").sizingMethod = 'scale';

}
</script>

 

请选择一个图片进行预览:<input type="file" size="20" onchange="javascript:PreviewImg(this);" />

<div id="newPreview"></div>

posted @ 2010-08-03 14:58  Кёνīи  阅读(408)  评论(1编辑  收藏  举报