$(document).ready(function() {
  
		
			$("#Map-one").hover(
			  function () {
				$('#map-one-unhover').css({'visibility' : 'hidden'});
				$('#map-one-hover').css({'visibility' : 'visible'});
			  },
			  function () {
				 $('#map-one-unhover').css({'visibility' : 'visible'});
				$('#map-one-hover').css({'visibility' : 'hidden'});
				
			  }
			);
			$("#map_2nd").hover(
			  function () {
				$('#map_2nd_unhover').css({'visibility' : 'hidden'});
				$('#map_2nd_hover').css({'visibility' : 'visible'});
			  },
			  function () {
				 $('#map_2nd_unhover').css({'visibility' : 'visible'});
				$('#map_2nd_hover').css({'visibility' : 'hidden'});
				
			  }
			);
			
			$("#Map_3rd").hover(
			  function () {
				$('#map_3rd_unhover').css({'visibility' : 'hidden'});
				$('#map_3rd_hover').css({'visibility' : 'visible'});
			  },
			  function () {
				 $('#map_3rd_unhover').css({'visibility' : 'visible'});
				$('#map_3rd_hover').css({'visibility' : 'hidden'});
				
			  }
			);
				$("#Map_4th").hover(
			  function () {
				$('#map_4th_unhover').css({'visibility' : 'hidden'});
				$('#map_4th_hover').css({'visibility' : 'visible'});
			  },
			  function () {
				 $('#map_4th_unhover').css({'visibility' : 'visible'});
				$('#map_4th_hover').css({'visibility' : 'hidden'});
				
			  }
			);
      });