$(document).ready(function(){
  	
  	var documentsSettings = {
  		save : function() {
  			var data = {
  				unstable : $('#webodf-unstable').attr('checked')==="checked"
  			};
  			$.post(OC.filePath('documents', 'ajax', 'settings.php'), data, documentsSettings.afterSave);
  		},
  		afterSave : function(){
  			documentsMain.useUnstable = $('#webodf-unstable').attr('checked')==="checked"
  		}
  	};
  	$('#webodf-unstable').change(documentsSettings.save);
  });