function a(i) {
	a(i)
}	
	function a(i) {
		switch(i){
	case 1:
	document.getElementById("js1").style.display="block";
	document.getElementById("js2").style.display="none";
	document.getElementById("js3").style.display="none";	
	document.getElementById("js4").style.display="none";
    break;
	case 2:
	document.getElementById("js1").style.display="none";
	document.getElementById("js2").style.display="block";
	document.getElementById("js3").style.display="none";
	document.getElementById("js4").style.display="none";
    break;
	case 3:
	document.getElementById("js1").style.display="none";
	document.getElementById("js2").style.display="none";
	document.getElementById("js3").style.display="block";
	document.getElementById("js4").style.display="none";
    break;
	case 4:
	document.getElementById("js1").style.display="none";
	document.getElementById("js2").style.display="none";
	document.getElementById("js3").style.display="none";
	document.getElementById("js4").style.display="block";
    break;
	}
}

function b(i) {
	b(i)
}	
	function b(i) {
		switch(i){
	case 1:
	document.getElementById("jt1").style.display="block";
	document.getElementById("jt2").style.display="none";
	document.getElementById("jt3").style.display="none";	
	document.getElementById("jt4").style.display="none";
	document.getElementById("jt5").style.display="none";	
	document.getElementById("jt6").style.display="none";
	document.getElementById("jt7").style.display="none";
    break;
	case 2:
	document.getElementById("jt1").style.display="none";
	document.getElementById("jt2").style.display="block";
	document.getElementById("jt3").style.display="none";
	document.getElementById("jt4").style.display="none";
	document.getElementById("jt5").style.display="none";	
	document.getElementById("jt6").style.display="none";
	document.getElementById("jt7").style.display="none";
    break;
	case 3:
	document.getElementById("jt1").style.display="none";
	document.getElementById("jt2").style.display="none";
	document.getElementById("jt3").style.display="block";
	document.getElementById("jt4").style.display="none";
	document.getElementById("jt5").style.display="none";	
	document.getElementById("jt6").style.display="none";
	document.getElementById("jt7").style.display="none";
    break;
	case 4:
	document.getElementById("jt1").style.display="none";
	document.getElementById("jt2").style.display="none";
	document.getElementById("jt3").style.display="none";
	document.getElementById("jt4").style.display="block";
	document.getElementById("jt5").style.display="none";	
	document.getElementById("jt6").style.display="none";
	document.getElementById("jt7").style.display="none";
    break;
	case 5:
	document.getElementById("jt1").style.display="none";
	document.getElementById("jt2").style.display="none";
	document.getElementById("jt3").style.display="none";
	document.getElementById("jt4").style.display="none";
	document.getElementById("jt5").style.display="block";	
	document.getElementById("jt6").style.display="none";
	document.getElementById("jt7").style.display="none";
    break;
	case 6:
	document.getElementById("jt1").style.display="none";
	document.getElementById("jt2").style.display="none";
	document.getElementById("jt3").style.display="none";
	document.getElementById("jt4").style.display="none";
	document.getElementById("jt5").style.display="none";	
	document.getElementById("jt6").style.display="block";
	document.getElementById("jt7").style.display="none";
    break;
	case 7:
	document.getElementById("jt1").style.display="none";
	document.getElementById("jt2").style.display="none";
	document.getElementById("jt3").style.display="none";
	document.getElementById("jt4").style.display="none";
	document.getElementById("jt5").style.display="none";	
	document.getElementById("jt6").style.display="none";
	document.getElementById("jt7").style.display="block";
    break;
	}
}