var helpfulTools = {
	
	setGlobals: function() {
		var curLinkID;
	},
	
	setLinks: function() {
		$('#side-navigation ul li a').click(function(e){
			e.preventDefault();
			curLinkID = $(this).attr('id');
			helpfulTools.setVisible(curLinkID);
			return false;
		});		
	},
	
	setSideNav: function() {
		$('#side-navigation a').click(function() {
			$('#side-navigation ul').find('.selected').removeClass('selected');
			$(this).parent().addClass('selected');
		});
	},
	
	// Show selected content, and default to first linked content
	setVisible: function(currentID) {
		var myCurID = currentID || $('#side-navigation a').filter(':first').attr('id');		
		$('.text-container').each(function() {
			if($(this).hasClass(myCurID)) {
				$(this).removeClass('hidden'); 
			}else{
				$(this).addClass('hidden');
			};
		}); 		 		 
	}	 
};

$('document').ready(function() {
	helpfulTools.setLinks();
	helpfulTools.setSideNav();
	helpfulTools.setVisible();
	
	//check for anchor and set if found
	var myAnchor = document.location.hash;		
	if (myAnchor != '')
	{ 	
		myAnchor = myAnchor.replace(myAnchor.charAt(0),""); 	
		helpfulTools.setVisible(myAnchor);
		$('#side-navigation ul').find('.selected').removeClass('selected');
		$("#" + myAnchor).parent().addClass('selected');
		location.hash = '';			 
	}		 
});