function tab(obj){
	obj.className="checked"; 
	var j;
	var id; 
	for(var i=1;i<=6;i++){
		id ="tab"+i;
		j = document.getElementById(id);
		if(id != obj.id){
			j.className=" ";
		}
	}
}
function doClick1(o){
	o.className="title1a";
	var j;
	var id;
	var a;
	for(var i=1;i<=3;i++){
		id ="aa"+i;
		j = document.getElementById(id);
		a = document.getElementById("a"+i);
		if(id != o.id){
			j.className="title1b";
			a.style.visibility = "hidden";
		}else{
			a.style.visibility = "visible";
		}
	}
}
function doClick2(o){
	o.className="title1a";
	var j;
	var id;
	var b;
	for(var i=1;i<=2;i++){
		id ="bb"+i;
		j = document.getElementById(id);
		b = document.getElementById("b"+i);
		if(id != o.id){
			j.className="title1b";
			b.style.visibility = "hidden";
		}else{
			b.style.visibility = "visible";
		}
	}
}
function doClick3(o){
	o.className="title1a";
	var j;
	var id;
	var c;
	for(var i=1;i<=2;i++){
		id ="cc"+i;
		j = document.getElementById(id);
		c = document.getElementById("c"+i);
		if(id != o.id){
			j.className="title1b";
			c.style.visibility = "hidden";
		}else{
			c.style.visibility = "visible";
		}
	}
}
function doClick4(o){
	o.className="title1a";
	var j;
	var id;
	var d;
	for(var i=1;i<=2;i++){
		id ="dd"+i;
		j = document.getElementById(id);
		d = document.getElementById("d"+i);
		if(id != o.id){
			j.className="title1b";
			d.style.visibility = "hidden";
		}else{
			d.style.visibility = "visible";
		}
	}
}
function doClick5(o){
	o.className="title1a";
	var j;
	var id;
	var e;
	for(var i=1;i<=2;i++){
		id ="ee"+i;
		j = document.getElementById(id);
		e = document.getElementById("e"+i);
		if(id != o.id){
			j.className="title1b";
			e.style.visibility = "hidden";
		}else{
			e.style.visibility = "visible";
		}
	}
}
function doClick6(o){
	o.className="title1a";
	var j;
	var id;
	var f;
	for(var i=1;i<=5;i++){
		id ="ff"+i;
		j = document.getElementById(id);
		f = document.getElementById("f"+i);
		if(id != o.id){
			j.className="title1b";
			f.style.visibility = "hidden";
		}else{
			f.style.visibility = "visible";
		}
	}
}
function doClick7(o){
	o.className="title1a";
	var j;
	var id;
	var g;
	for(var i=1;i<=2;i++){
		id ="gg"+i;
		j = document.getElementById(id);
		g = document.getElementById("g"+i);
		if(id != o.id){
			j.className="title1b";
			g.style.visibility = "hidden";
		}else{
			g.style.visibility = "visible";
		}
	}
}

function doClick8(o){
	o.className="title1a";
	var j;
	var id;
	var h;
	for(var i=1;i<=2;i++){
		id ="hh"+i;
		j = document.getElementById(id);
		h = document.getElementById("h"+i);
		if(id != o.id){
			j.className="title1b";
			h.style.visibility = "hidden";
		}else{
			h.style.visibility = "visible";
		}
	}
}
function doClick9(o){
	o.className="title1a";
	var j;
	var id;
	var k;
	for(var i=1;i<=7;i++){
		id ="kk"+i;
		j = document.getElementById(id);
		k = document.getElementById("k"+i);
		if(id != o.id){
			j.className="title1b";
			k.style.visibility = "hidden";
		}else{
			k.style.visibility = "visible";
		}
	}
}