jquery toggle slide from left to right and back

Question

I have a \"Menu\" button on the left hand side of the page and once selected I have a div containing the menu items show. I then have another button that can be selected to hid

Answer 1

See this: Demo

$('#cat_icon,.panel_title').click(function () {
   $('#categories,#cat_icon').stop().slideToggle('slow');
});

Update : To slide from left to right: Demo2

Note: Second one uses jquery-ui also