rem: this.uploader.send(url); 
add: this.uploader.send(url+'&format=json'); 
context: 	upload: function(e) {		if (e) e.stop();		url = this.options.url || this.form.action || location.href;		this.uploader.send(url);	},
meta: 3891	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3891/9d428ad6c97d155d6d6adf6b30570a0533fb435c/uploader.js/clean/media/system/js/uploader.js