2种形式都可以第一种： <script> function SaveAs5(imgURL) { var oPop = window.open(imgURL,"","width=1, height=1, top=5000, left=5000"); for(; oPop.document.readyState != "complete"; ) { if (oPop.document.readyState == "complete")break; } oPop.document.execCommand("SaveAs"); oPop.close(); } </script> <img src="http://www.jb51.net/images/logo.gif" id="DemoImg" border="0" onclick="SaveAs5(this.src)" alt="JS 单击连接保存图片的函数_图象特效" > [Ctrl+A 全选 注:如需引入外部Js需刷新才能执行] 第二种： <script> function SaveAs5(imgURL) { var oPop = window.open(imgURL,"","width=1, height=1, top=5000, left=5000"); for(; oPop.document.readyState != "complete"; ){ if (oPop.document.readyState == "complete")break; } oPop.document.execCommand("SaveAs"); oPop.close(); } </script> <img src="http://www.jb51.net/images/logo.gif" id="DemoImg" border="0" alt="JS 单击连接保存图片的函数_图象特效" > <a href="#" onclick="SaveAs5(document.getElementById('DemoImg').src)"> 点击这里下载图片 </a> [Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]
