复制代码 代码如下:

<a href="picName.jpg" id=pic1>点击下载</a>

复制代码 代码如下:

<script type="text/javascript">

function savepic() {

if (document.all.a1 == null) {

objIframe = document.createElement("IFRAME");

document.body.insertBefore(objIframe);

objIframe.outerHTML = "<iframe name=a1 src=" + imageName.href + "></iframe>";

re = setTimeout("savepic()", 1)

}

else {

clearTimeout(re)

pic = window.open(imageName.href, "a1")

pic.document.execCommand("SaveAs")

document.all.a1.removeNode(true)

}

}

</script>