if (document.images) {
			nav1_off = new Image; nav1_off.src = "img/nav1_off.gif";
			nav1_on = new Image; nav1_on.src = "img/nav1_on.gif";
			nav1_active = new Image; nav1_active.src = "img/nav1_active.gif";
			nav2_off = new Image; nav2_off.src = "img/nav2_off.gif";
			nav2_on = new Image; nav2_on.src = "img/nav2_on.gif";
			nav2_active = new Image; nav2_active.src = "img/nav2_active.gif";
			nav3_off = new Image; nav3_off.src = "img/nav3_off.gif";
			nav3_on = new Image; nav3_on.src = "img/nav3_on.gif";
			nav3_active = new Image; nav3_active.src = "img/nav3_active.gif";
			nav4_off = new Image; nav4_off.src = "img/nav4_off.gif";
			nav4_on = new Image; nav4_on.src = "img/nav4_on.gif";
			nav4_active = new Image; nav4_active.src = "img/nav4_active.gif";
			nav5_off = new Image; nav5_off.src = "img/nav5_off.gif";
			nav5_on = new Image; nav5_on.src = "img/nav5_on.gif";
			nav5_active = new Image; nav5_active.src = "img/nav5_active.gif";
			nav6_off = new Image; nav6_off.src = "img/nav6_off.gif";
			nav6_on = new Image; nav6_on.src = "img/nav6_on.gif";
			nav6_active = new Image; nav6_active.src = "img/nav6_active.gif";
			nav7_off = new Image; nav7_off.src = "img/nav7_off.gif";
			nav7_on = new Image; nav7_on.src = "img/nav7_on.gif";
			nav7_active = new Image; nav7_active.src = "img/nav7_active.gif";
			nav8_off = new Image; nav8_off.src = "img/nav8_off.gif";
			nav8_on = new Image; nav8_on.src = "img/nav8_on.gif";
			nav8_active = new Image; nav8_active.src = "img/nav8_active.gif";
			nav9_off = new Image; nav9_off.src = "img/nav9_off.gif";
			nav9_on = new Image; nav9_on.src = "img/nav9_on.gif";
			nav9_active = new Image; nav9_active.src = "img/nav9_active.gif";
			nav10_off = new Image; nav10_off.src = "img/nav10_off.gif";
			nav10_on = new Image; nav10_on.src = "img/nav10_on.gif";
			nav10_active = new Image; nav10_active.src = "img/nav10_active.gif";
			nav11_off = new Image; nav11_off.src = "img/nav11_off.gif";
			nav11_on = new Image; nav11_on.src = "img/nav11_on.gif";
			nav11_active = new Image; nav11_active.src = "img/nav11_active.gif";
			slash1_off = new Image; slash1_off.src = "img/slash1.gif"
			slash1_left = new Image; slash1_left.src = "img/slash1_left.gif"
			slash1_right = new Image; slash1_right.src = "img/slash1_right.gif"
			slash1_both = new Image; slash1_both.src = "img/slash1_both.gif"
			ro_off = new Image; ro_off.src = "img/header_ro_off.jpg"
			ro_1 = new Image; ro_1.src = "img/header_ro_1.gif"
			ro_2 = new Image; ro_2.src = "img/header_ro_2.gif"
			ro_3 = new Image; ro_3.src = "img/header_ro_3.gif"
			ro_4 = new Image; ro_4.src = "img/header_ro_4.gif"
			ro_5 = new Image; ro_5.src = "img/header_ro_5.gif"
			ro_6 = new Image; ro_6.src = "img/header_ro_6.gif"
			ro_7 = new Image; ro_7.src = "img/header_ro_7.gif"
			ro_8 = new Image; ro_8.src = "img/header_ro_8.gif"
			ro_9 = new Image; ro_9.src = "img/header_ro_9.gif"
			ro_10 = new Image; ro_10.src = "img/header_ro_10.gif"
			ro_11 = new Image; ro_11.src = "img/header_ro_11.gif"
			global1_off = new Image; global1_off.src = "img/global1_off.gif";
			global1_on = new Image; global1_on.src = "img/global1_on.gif";
			global2_off = new Image; global2_off.src = "img/global2_off.gif";
			global2_on = new Image; global2_on.src = "img/global2_on.gif";
			global3_off = new Image; global3_off.src = "img/global3_off.gif";
			global3_on = new Image; global3_on.src = "img/global3_on.gif";
			global4_off = new Image; global4_off.src = "img/global4_off.gif";
			global4_on = new Image; global4_on.src = "img/global4_on.gif";
			global5_off = new Image; global5_off.src = "img/global5_off.gif";
			global5_on = new Image; global5_on.src = "img/global5_on.gif";
			top1_off = new Image; top1_off.src = "img/top_off.gif";
			top1_on = new Image; top1_on.src = "img/top_on.gif";
			top2_off = new Image; top2_off.src = "img/top_off.gif";
			top2_on = new Image; top2_on.src = "img/top_on.gif";
			top3_off = new Image; top3_off.src = "img/top_off.gif";
			top3_on = new Image; top3_on.src = "img/top_on.gif";
			top4_off = new Image; top4_off.src = "img/top_off.gif";
			top4_on = new Image; top4_on.src = "img/top_on.gif";
			top5_off = new Image; top5_off.src = "img/top_off.gif";
			top5_on = new Image; top5_on.src = "img/top_on.gif";
			top6_off = new Image; top6_off.src = "img/top_off.gif";
			top6_on = new Image; top6_on.src = "img/top_on.gif";
			top7_off = new Image; top7_off.src = "img/top_off.gif";
			top7_on = new Image; top7_on.src = "img/top_on.gif";
			top8_off = new Image; top8_off.src = "img/top_off.gif";
			top8_on = new Image; top8_on.src = "img/top_on.gif";
			}