function changeLn(parameter)
				  {				   
				   var me = document.getElementById(parameter);
				   var avar = document.getElementById(parameter + "1");				   
				   var cont1 =document.getElementById('cont1');
				   var cont2 =document.getElementById('cont2');
				   var cont3 =document.getElementById('cont3');
				   var cont4 =document.getElementById('cont4');
				   var cont5 =document.getElementById('cont5');				   
				   var avar1 =document.getElementById('cont11');
				   var avar2 =document.getElementById('cont21');
				   var avar3 =document.getElementById('cont31');
				   var avar4 =document.getElementById('cont41');
				   var avar5 =document.getElementById('cont51');				   
				   cont1.style.display ="none";
				   cont2.style.display ="none";
				   cont3.style.display ="none";
				   cont4.style.display ="none";
				   cont5.style.display ="none";				   
				   avar1.className = 'contGreen1';
				   avar2.className = 'contGreen2'; 
				   avar3.className = 'contGreen3';
				   avar4.className = 'contGreen4';
				   avar5.className = 'contGreen5';				 				   
				   me.style.display ="block";		
                   avar.className = parameter + "Green1";				   
				  }				   
				  
			      function changesub(parameter)
				  {				   
				   var me = document.getElementById(parameter);				   
				   var sub1 =document.getElementById('sub1');
				   var sub2 =document.getElementById('sub2');
				   sub1.style.display ="none";
				   sub2.style.display ="none";
				   me.style.display ="block";		                   
				  }			
                  function changesubout(parameter)
				  {				   
				   var me = document.getElementById(parameter);				   
				   me.style.display ="none";		                   
				  }