if (document.images) {
var navi_01 = new Image()
navi_01.src = "../../images/navi_global_01_off.gif";
var navi_01_b = new Image()
navi_01_b.src = "../../images/navi_global_01_on.gif";

var navi_02 = new Image()
navi_02.src = "../../images/navi_global_02_off.gif";
var navi_02_b = new Image()
navi_02_b.src = "../../images/navi_global_02_on.gif";

var navi_03 = new Image()
navi_03.src = "../../images/navi_global_03_off.gif";
var navi_03_b = new Image()
navi_03_b.src = "../../images/navi_global_03_on.gif";

var navi_04 = new Image()
navi_04.src = "../../images/navi_global_04_off.gif";
var navi_04_b = new Image()
navi_04_b.src = "../../images/navi_global_04_on.gif";

var navi_05 = new Image()
navi_05.src = "../../images/navi_global_05_off.gif";
var navi_05_b = new Image()
navi_05_b.src = "../../images/navi_global_05_on.gif";

var navi_06 = new Image()
navi_06.src = "../../images/navi_global_06_off.gif";
var navi_06_b = new Image()
navi_06_b.src = "../../images/navi_global_06_on.gif";

var navi_07 = new Image()
navi_07.src = "../../images/navi_global_07_off.gif";
var navi_07_b = new Image()
navi_07_b.src = "../../images/navi_global_07_on.gif";

var navi_08 = new Image()
navi_08.src = "../../images/navi_global_08_off.gif";
var navi_08_b = new Image()
navi_08_b.src = "../../images/navi_global_08_on.gif";

var navi_09 = new Image()
navi_09.src = "../../images/navi_global_09_off.gif";
var navi_09_b = new Image()
navi_09_b.src = "../../images/navi_global_09_on.gif";
}

function act(imgName) {
	if (document.images)
	document[imgName].src = eval(imgName + '_b.src')
}

function inact(imgName) {
	if (document.images)
	document[imgName].src = eval(imgName + '.src')
}