KeyListener = {

	init : function() {
		$('#content').bind('keypress', function(e) {
			var key = e.charCode ? e.charCode : e.keyCode ? e.keyCode : 0;
			var target = e.target.tagName.toLowerCase();
			if (key === 13 && target === 'input') {
				e.preventDefault();

				var parentFieldset = $(e.target).parents('fieldset');
				parentFieldset = parentFieldset.filter('class^="submit-"').eq(0);

				if (parentFieldset.length > 0) {
					var classnames = parentFieldset.attr('class').split(' ');

					for (var i = 0; i < classnames.length; i++) {
						if (classnames[i].substring(0, 7) == 'submit-') {
							var button = $('a.' + classnames[i] + ', button.' + classnames[i], $(this)).eq(0);
							if (button.length > 0) {
								if (typeof(button.get(0).onclick) == 'function') {
									button.trigger('click');
								} else if (button.attr('href')) {
									window.location = button.attr('href');
								} else {
									button.trigger('click');
								}
							}
							break;
						}
					}
				}
			}
		});
	}
};

$(document).ready(function() {
	KeyListener.init()
});