Jquery实现图片 上传同步预览 兼容火狐各种浏览器
<!DOCTYPE html><html><head><script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script><script>function readURL(input) {if (input.files && input.files) {var reader = new FileReader();reader.onload = function (e) {$('#img_prev').attr('src', e.target.result).width(150).height(200);};reader.readAsDataURL(input.files);}}</script><meta charset=utf-8 /><title>JS Bin</title><!--><script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script><!--><style>article, aside, figure, footer, header, hgroup,menu, nav, section { display: block; }</style></head><body><input type='file' onchange="readURL(this);" /><img id="img_prev" src="#" alt="your image" /></body></html>
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