if (document.images) {
/*var navi_0 = new Image()
navi_0.src = "images/navi00.gif";
var navi_0_2 = new Image()
navi_0_2.src = "images/navi00_on.gif";

var navi_1 = new Image()
navi_1.src = "images/navi01.gif";
var navi_1_2 = new Image()
navi_1_2.src = "images/navi01_on.gif";

var navi_2 = new Image()
navi_2.src = "images/navi02.gif";
var navi_2_2 = new Image()
navi_2_2.src = "images/navi02_on.gif";

var navi_3 = new Image()
navi_3.src = "images/navi03.gif";
var navi_3_2 = new Image()
navi_3_2.src = "images/navi03_on.gif";

var navi_4 = new Image()
navi_4.src = "images/navi04.gif";
var navi_4_2 = new Image()
navi_4_2.src = "images/navi04_on.gif";

var navi_5 = new Image()
navi_5.src = "images/navi05.gif";
var navi_5_2 = new Image()
navi_5_2.src = "images/navi05_on.gif";

var navi_6 = new Image()
navi_6.src = "images/navi06.gif";
var navi_6_2 = new Image()
navi_6_2.src = "images/navi06_on.gif";*/



var bt_1 = new Image()
bt_1.src = "images/bt01_off.gif";
var bt_1_2 = new Image()
bt_1_2.src = "images/bt01_over.gif";

var bt_2 = new Image()
bt_2.src = "images/bt02_off.gif";
var bt_2_2 = new Image()
bt_2_2.src = "images/bt02_over.gif";

var bt_3 = new Image()
bt_3.src = "images/bt03_off.gif";
var bt_3_2 = new Image()
bt_3_2.src = "images/bt03_over.gif";

var bt_4 = new Image()
bt_4.src = "images/bt04_off.gif";
var bt_4_2 = new Image()
bt_4_2.src = "images/bt04_over.gif";

var bt_5 = new Image()
bt_5.src = "images/bt05_off.gif";
var bt_5_2 = new Image()
bt_5_2.src = "images/bt05_on.gif";

var bt_6 = new Image()
bt_6.src = "images/bt06_off.gif";
var bt_6_2 = new Image()
bt_6_2.src = "images/bt06_on.gif";


/*
var Topbanner_sp = new Image()
Topbanner_sp.src = "images/tb_world.jpg";
var Topbanner_sp_2 = new Image()
Topbanner_sp_2.src = "images/tb_world_on.jpg";

var Topbanner_hd7 = new Image()
Topbanner_hd7.src = "images/tb_360_hd7.jpg";
var Topbanner_hd7_2 = new Image()
Topbanner_hd7_2.src = "images/tb_360_hd7_on.jpg";

var Topbanner_hd3 = new Image()
Topbanner_hd3.src = "images/tb_360_hd3.jpg";
var Topbanner_hd3_2 = new Image()
Topbanner_hd3_2.src = "images/tb_360_hd3_on.jpg";

var banner_sp = new Image()
banner_sp.src = "images/sb_world.jpg";
var banner_sp_2 = new Image()
banner_sp_2.src = "images/sb_world_on.jpg";

var banner_hd7 = new Image()
banner_hd7.src = "images/sb_360_hd7.jpg";
var banner_hd7_2 = new Image()
banner_hd7_2.src = "images/sb_360_hd7_on.jpg";

var banner_hd3 = new Image()
banner_hd3.src = "images/sb_360_hd3.jpg";
var banner_hd3_2 = new Image()
banner_hd3_2.src = "images/sb_360_hd3_on.jpg";



var Topbanner_sp5 = new Image()
Topbanner_sp5.src = "images/con_t_02_off.jpg";
var Topbanner_sp5_2 = new Image()
Topbanner_sp5_2.src = "images/con_t_02_on.jpg";

var Topbanner_hd6 = new Image()
Topbanner_hd6.src = "images/con_t_01_off.jpg";
var Topbanner_hd6_2 = new Image()
Topbanner_hd6_2.src = "images/con_t_01_on.jpg";

var banner_sp5 = new Image()
banner_sp5.src = "images/con_01_01_off.jpg";
var banner_sp5_2 = new Image()
banner_sp5_2.src = "images/con_01_01_on.jpg";

var banner_hd5 = new Image()
banner_hd5.src = "images/con_01_02_off.jpg";
var banner_hd5_2 = new Image()
banner_hd5_2.src = "images/con_01_02_on.jpg";*/

}

function act(imgName) {
	if (document.images)
	document[imgName].src = eval(imgName + '_2.src')
}

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