$(document).ready(function(){
	
	// left navigation accordion
	$('a.subNavHeader').each(function(i){
		
		var subMenu = $(this).closest('table').closest('tr').next('tr').find('table.subNavMenu2');
		
		// check for sub-nav menus
		if($(subMenu).size() > 0){
			
			$(subMenu).wrap('<div id="sub-menu-wrapper-' + i + '" />');
			
			// copy header link
			if($(subMenu).find('.copy-header-link').size() == 0){
				var copyLink = $('<a class="subNavItem1 zz2_subNav_1 copy-header-link" style="font-size: 1em;" href="' + $(this).attr('href') + '">' + $(this).text() + '</a>');
				var newRow = $('<tr><td><table width="100%" class="subNavItem1" border="0" cellspacing="0" cellpadding="0"><tbody><tr><td></td></tr></tbody></table></td></tr>');
				$(newRow).find('table td').append(copyLink);
				$(subMenu).find('tbody:eq(0)').prepend(newRow);
				$('#sub-menu-wrapper-' + i).css('height', $(subMenu).height() + 'px');
				$('#sub-menu-wrapper-' + i).hide();
			}
			
			// add menu icon
			$(this).append('<img class="sub-menu-icon sub-menu-closed" src="/Style Library/AIHA-PAT/i/arrow-down.png" />');
			
			// override click behavior
			$(this).click(function(e){
				e.preventDefault();
				//$('table.subNavMenu2').stop(true, true);
				if($('#sub-menu-wrapper-' + i).css('display') == 'none'){
					$('#sub-menu-wrapper-' + i).slideDown();
					$(this).find('img.sub-menu-icon').remove();
					$(this).append('<img class="sub-menu-icon sub-menu-open" src="/Style Library/AIHA-PAT/i/arrow-up.png" />');
				}
				else{
					$('#sub-menu-wrapper-' + i).slideUp();
					$(this).find('img.sub-menu-icon').remove();
					$(this).append('<img class="sub-menu-icon sub-menu-closed" src="/Style Library/AIHA-PAT/i/arrow-down.png" />');
				}
			});
			
		}
	});
	
});