$(function (){
	//Hide all but first mammal info block
	//$('#marine-mammals .mammal-info-block:not(.mammal-info-block:first)').hide();
	
	//Change selected mammal info block
	var selectedMammal = '';
	var mammalPointer = '';
	$('#marine-mammals .mammal-link-block a').click(function(e){
		//Get OLD current-mammal <td>
		selectedMammal = $('#marine-mammals .current-mammal');
		//Get class name of <a> w/i OLD current-mammal
		mammalPointer = selectedMammal.children('a').attr('class');
		//Hide OLD mammal-info-block with matching class as OLD current-mammal id
		$('#marine-mammals #'+mammalPointer).hide();
		//Turn off blue pointer for OLD current-mammal link
		selectedMammal.removeClass('current-mammal');
		
		//Turn on blue pointer for NEW current-mammal link
		$(this).parent().addClass('current-mammal');
		//Get NEW current-mammal <td>
		selectedMammal = $('#marine-mammals .current-mammal');
		//Get class name of <a> w/i NEW current-mammal
		mammalPointer = selectedMammal.children('a').attr('class');
		//Show NEW mammal-info-block with matching class as NEW current-mammal id		
		$('#marine-mammals #'+mammalPointer).show();	
	});
});