	    <!--- This script makes the tabs work --->


		var Zone_array = new Array('zone1','zone2','zone3','zone4');

		function showZone(zone) {
			document.getElementById(zone).className='visible';
		}

		function hideZone(zone) {
			document.getElementById(zone).className='hidden';
		}


		function focusZone(zone) {

			for (var i = 0; i <Zone_array.length; i++) {

				if (Zone_array[i] == zone) {

					showZone(Zone_array[i])

			        if (zone == 'zone1') {
                          document.getElementById('zone1').className='navigation topics_js selected';
						  document.getElementById('copyright_en').className='selected';							  
        				}
                    if (zone == 'zone2') {
                          document.getElementById('zone2').className='navigation topics_js selected';
						  document.getElementById('copyright_es').className='selected';						  
        				}
					if (zone == 'zone3') {
                          document.getElementById('zone3').className='navigation topics_js selected';
						  document.getElementById('copyright_fr').className='selected';						  
        				}
					if (zone == 'zone4') {
                          document.getElementById('zone4').className='navigation topics_js selected';
						  document.getElementById('copyright_po').className='selected';
        				}	

				} else {

					hideZone(Zone_array[i]);

			        if (zone == 'zone1') {
                          document.getElementById('zone2').className='navigation topics_js unselected';
 					  	  document.getElementById('zone3').className='navigation topics_js unselected';
						  document.getElementById('zone4').className='navigation topics_js unselected';
   						  document.getElementById('copyright_es').className='unselected';
 					  	  document.getElementById('copyright_fr').className='unselected';
						  document.getElementById('copyright_po').className='unselected';						  
	       				}
                    if (zone == 'zone2') {
                          document.getElementById('zone1').className='navigation topics_js unselected';
  					  	  document.getElementById('zone3').className='navigation topics_js unselected';
						  document.getElementById('zone4').className='navigation topics_js unselected';
						  document.getElementById('copyright_en').className='unselected';
 					  	  document.getElementById('copyright_fr').className='unselected';
						  document.getElementById('copyright_po').className='unselected';						  
	      				}
  					if (zone == 'zone3') {
                          document.getElementById('zone1').className='navigation topics_js unselected';
					  	  document.getElementById('zone2').className='navigation topics_js unselected';
						  document.getElementById('zone4').className='navigation topics_js unselected';						  
						  document.getElementById('copyright_en').className='unselected';
 					  	  document.getElementById('copyright_es').className='unselected';
						  document.getElementById('copyright_po').className='unselected';
	      				}
					if (zone == 'zone4') {
                          document.getElementById('zone1').className='navigation topics_js unselected';
					  	  document.getElementById('zone2').className='navigation topics_js unselected';
						  document.getElementById('zone3').className='navigation topics_js unselected';	
						  document.getElementById('copyright_en').className='unselected';
 					  	  document.getElementById('copyright_es').className='unselected';
						  document.getElementById('copyright_fr').className='unselected';						  					  
	      				}

				}

			}

		}