// JavaScript Document
function chgtab_rst(id) {
	cont = new Array;
	on   = new Array;
	off  = new Array;
	for (var i = 1; i <= 4; i++) {
		cont[i] = document.getElementById('cont' + i);
		on[i]   = document.getElementById('tab' + i + '-on');
		off[i]  = document.getElementById('tab' + i + '-off');
	}
	for (var i = 1; i <= 4; i++) {
		if(i == id) {
			cont[id].style.display = "";
			on[id].style.display   = "";
			off[id].style.display  = "none";
		} else {
			if(cont[i] && on[i] && off[i]){
				cont[i].style.display = "none";
				on[i].style.display   = "none";
				off[i].style.display  = "";
			}
		}
	}
}

function chgtab_rst2(id) {
	cont = new Array
	on   = new Array
	off  = new Array
	for (var i = 1; i <= 2; i++) {
		cont[i] = document.getElementById('cont' + i);
		on[i]   = document.getElementById('tab' + i + '-on');
		off[i]  = document.getElementById('tab' + i + '-off');
	}
	for (var i = 1; i <= 2; i++) {
		if(i == id) {
			cont[id].style.display = "";
			on[id].style.display   = "";
			off[id].style.display  = "none";
		} else {
			cont[i].style.display = "none";
			on[i].style.display   = "none";
			off[i].style.display  = "";
		}
	}
}

function chgtab_otr(id) {
	cont = new Array
	on   = new Array
	off  = new Array
	for (var i = 1; i <= 3; i++) {
		cont[i] = document.getElementById('cont' + i);
		on[i]   = document.getElementById('tab' + i + '-on');
		off[i]  = document.getElementById('tab' + i + '-off');
	}
	for (var i = 1; i <= 3; i++) {
		if(i == id) {
			cont[id].style.display = "";
			on[id].style.display   = "";
			off[id].style.display  = "none";
		} else {
			cont[i].style.display = "none";
			on[i].style.display   = "none";
			off[i].style.display  = "";
		}
	}
}