<html> <head> <script type="text/javascript" src="jquery-1.6.2.js"></script> <script type="text/javascript" src="html5.js"></script> <script> $(function(){ $(‘#importFile‘).change(function(){ var files = this.files ? this.files: []; if(!files.length ) { return; } if(typeof FileReader == undefined) return; if(/^image/.test(files[0].type)){ var reader = new FileReader(); reader.readAsDataURL(files[0]); reader.onloadend = function(){ $(‘#image1‘).attr(‘src‘,this.result); } } }) $(‘#image1‘).click(function(){ $(‘#importFile‘).click(); }) }); </script> </head> <body> <img id="image1" style="width:100px;height:100px" /> <div> <input type="file" id="importFile" style="display:none" /> </div> </body> </html>
原文：http://www.cnblogs.com/A-Iverson/p/3643503.html