$(document).ready(function()

{

	//slides the element with class "menu_body" when paragraph with class "menu_head" is clicked 

	$("#firstpane p.menu_head").click(function()

    {

		$(this).css({backgroundImage:"url(http://www.getinflatables.com/skin/images/submenu_item_release.gif)"}).next("div.menu_body").slideToggle(300).siblings("div.menu_body").slideUp("slow");



       	$(this).siblings("p.menu_head").css({backgroundImage:"url(http://www.getinflatables.com/skin/images/submenu_item.gif)"});

	});

});