function show(){
			document.getElementById('popup').style.display = 'block';
		}
		function hide(){
			document.getElementById('popup').style.display = 'none';
		}

		
		function hide_f1(){
			document.getElementById('f1').style.display = 'none';
			document.getElementById('f1m').style.display = 'none';
			document.getElementById('f1z').style.display = 'block';
		}

		function show_f1(){
			document.getElementById('f1').style.display = 'block';
			document.getElementById('f1m').style.display = 'block';
			document.getElementById('f1z').style.display = 'none';
		}

		function hide_f2(){
			document.getElementById('f2').style.display = 'none';
			document.getElementById('f2m').style.display = 'none';
			document.getElementById('f2z').style.display = 'block';
		}

		function show_f2(){
			document.getElementById('f2').style.display = 'block';
			document.getElementById('f2m').style.display = 'block';
			document.getElementById('f2z').style.display = 'none';
		}


		function hide_f3(){
			document.getElementById('f3').style.display = 'none';
			document.getElementById('f3m').style.display = 'none';
			document.getElementById('f3z').style.display = 'block';
		}

		function show_f3(){
			document.getElementById('f3').style.display = 'block';
			document.getElementById('f3m').style.display = 'block';
			document.getElementById('f3z').style.display = 'none';
		}

		function hide_f4(){
			document.getElementById('f4').style.display = 'none';
			document.getElementById('f4m').style.display = 'none';
			document.getElementById('f4z').style.display = 'block';
		}

		function show_f4(){
			document.getElementById('f4').style.display = 'block';
			document.getElementById('f4m').style.display = 'block';
			document.getElementById('f4z').style.display = 'none';
		}

		function hide_f5(){
			document.getElementById('f5').style.display = 'none';
			document.getElementById('f5m').style.display = 'none';
			document.getElementById('f5z').style.display = 'block';
		}

		function show_f5(){
			document.getElementById('f5').style.display = 'block';
			document.getElementById('f5m').style.display = 'block';
			document.getElementById('f5z').style.display = 'none';
		}