$("#fileuploader).fileupload({

	    //dataType: 'json',

	    autoUpload: true,

	    acceptFileTypes:  /(\.|\/)(gif|jpe?g|png)$/i,

	    maxNumberOfFiles : 1,

	    url:ctx+'url',

	    add: function (e, data) {

	        data.submit(); //this will 'force' the submit in IE < 10

	    },

	    progressall: function (e, data) {

                //进度条

	        var progress = parseInt(data.loaded / data.total * 100, 10);

	        $('#progress .bar').css(

	            'width',

	            progress + '%'

	        );

	    },

	    done:function(e,result){

	    	//完成后进行的操作

	    },

	    fail: function(e, data) {

                  //错误提示

	    	  alert('Fail!');

	    }

	});