// basic show and hide 

 	    $(document).ready(function() {
    			$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block6,div#block7,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block0').show();
				
				
				$('area#link1').click( function() {
					$('div#block0').hide();
					$('div#block2,div#block3,div#block4,div#block5,div#block6,div#block7,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block1').show('slow');
					
	   			});
				$('area#link2').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block3,div#block4,div#block5,div#block6,div#block7,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block2').show('slow');
					
	   			});
				$('area#link3').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block4,div#block5,div#block6,div#block7,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block3').show('slow');
					
	   			});
				$('area#link4').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block5,div#block6,div#block7,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block4').show('slow');
					
	   			});
				$('area#link5').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block6,div#block7,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block5').show('slow');
					
	   			});
				$('area#link6').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block7,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block6').show('slow');
					
	   			});
				$('area#link7').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block6,div#block8,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block7').show('slow');
					
	   			});
				$('area#link8').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block6,div#block7,div#block9,div#block10,div#block11,div#block12').hide();
					$('div#block8').show('slow');
					
	   			});
				$('area#link9').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block6,div#block7,div#block8,div#block10,div#block11,div#block12').hide();
					$('div#block9').show('slow');
					
	   			});
				$('area#link10').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block6,div#block7,div#block8,div#block9,div#block11,div#block12').hide();
					$('div#block10').show('slow');
					
	   			});
				$('area#link11').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block6,div#block7,div#block8,div#block9,div#block10,div#block12').hide();
					$('div#block11').show('slow');
					
	   			});
				$('area#link12').click( function() {
					$('div#block0').hide();
					$('div#block1,div#block2,div#block3,div#block4,div#block5,div#block6,div#block7,div#block8,div#block9,div#block10,div#block11').hide();
					$('div#block12').show('slow');
					
	   			});
                       
 		});