function accMenu(num) {
$(document).ready(function()
{
	// opens the first menu_head section by default
 
	$(".menu_body:eq("+num+")").show();
	$(".menu_head:eq("+num+")").css({backgroundImage:"url(/images/accordion_toggle_active.jpg)"});
 
	//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(/images/accordion_toggle_active.jpg)"}).next("div.menu_body").slideToggle(300).siblings("div.menu_body").slideUp("slow");
       	$(this).siblings().css({backgroundImage:"url(/images/accordion_toggle.jpg)"});
	});
 
$("#drillable h4").click(function() {
  if($(this).context.style.backgroundImage == "url(/images/minus.gif)") {
  $(this).css({backgroundImage:"url(/images/plus.gif)"}).next("div").slideToggle(100).siblings("div").slideUp("fast");
} else { $(this).css({backgroundImage:"url(/images/minus.gif)"}).next("div").slideToggle(100).siblings("div").slideUp("fast");}
   $(this).siblings('h4').css({backgroundImage:"url(/images/plus.gif)"});
  });
 
});
}