$.fn.plSingleUpload = function (options) {var settings = {flash_swf_url: '/scripts/Moxie.swf',silverlight_xap_url: '/scripts/Moxie.xap',multi_selection: false};jQuery.extend(settings, options);var uploaders = new plupload.Uploader(settings);if (settings.success) {uploaders.bind('FileUploaded', function (uploader, file, result) {var r = result.response;var args = [r, uploader, file, result];try {var data = $.parseJSON(r);if (data != null) {args[0] = data;}}catch (e) { }settings.success.apply(uploader, args);});}if (settings.error) {uploaders.bind('Error', function (uploader, error) {settings.error(error.message);});}else {uploaders.bind('Error', function (uploader, error) {alert("erro :" + error.message);});}uploaders.bind('FilesAdded', function (uploader, files) {uploader.start();});this.each(function () {uploaders.setOption('browse_button', this.id);uploaders.init();uploaders.refresh();});return uploaders;
};

            <div class="col-md-8"><div class="btn-group form-inline"><button type="button" data-action="4" class="btn btn-default"><i class="glyphicon glyphicon-upload"></i> 承兑到款导入</button><button type="button" data-action="3" class="btn btn-default"><i class="glyphicon glyphicon-upload"></i> 垫付运费等导入</button><button type="button" data-action="2" class="btn btn-default"><i class="glyphicon glyphicon-upload"></i> 广告费导入</button><button type="button" data-action="1" class="btn btn-default"><i class="glyphicon glyphicon-upload"></i> 交行等非工行到款导入</button><button type="button" id="upload1" class="btn btn-default hidden"><i class="glyphicon glyphicon-upload"></i> 导入</button></div></div>

<script language="javascript" type="text/javascript" charset="gb2312">$(document.body).ready(function () {var uploader = $("#upload1").plSingleUpload({url: '@Url.Action("ImportExls")',success: function (data) {if (data.Success) {}else {}$.alert(data.Message);}});$("button[data-action]").click(function () {var action = $(this).attr("data-action");uploader.setOption("multipart_params", { 'action': action });$("#upload1").click();});});
</script>