if(document.images) {
	
	var nav_bar011 = new Image();
	var nav_bar012 = new Image();
	var nav_bar021 = new Image();
	var nav_bar022 = new Image();
	var nav_bar031 = new Image();
	var nav_bar032 = new Image();
	var nav_bar041 = new Image();
	var nav_bar042 = new Image();
	var nav_bar051 = new Image();
	var nav_bar052 = new Image();
	var nav_bar061 = new Image();
	var nav_bar062 = new Image();
	var nav_bar071 = new Image();
	var nav_bar072 = new Image();
	var nav_bar081 = new Image();
	var nav_bar082 = new Image();
	var nav_bar091 = new Image();
	var nav_bar092 = new Image();
	var nav_bar101 = new Image();
	var nav_bar102 = new Image();
	var nav_bar111 = new Image();
	var nav_bar112 = new Image();
	var nav_bar121 = new Image();
	var nav_bar122 = new Image();
	var nav_bar131 = new Image();
	var nav_bar132 = new Image();
	var nav_bar141 = new Image();
	var nav_bar142 = new Image();
	var nav_bar151 = new Image();
	var nav_bar152 = new Image();
	var nav_bar161 = new Image();
	var nav_bar162 = new Image();
	var nav_bar171 = new Image();
	var nav_bar172 = new Image();
	var nav_bar181 = new Image();
	var nav_bar182 = new Image();
	var nav_bar191 = new Image();
	var nav_bar192 = new Image();
	var nav_bar201 = new Image();
	var nav_bar202 = new Image();
	var nav_bar211 = new Image();
	var nav_bar212 = new Image();
	var nav_bar221 = new Image();
	var nav_bar222 = new Image();
	
	nav_bar011.src = "/wgbh/nova/images04/nav-bar-401-novahome.gif";
	nav_bar012.src = "/wgbh/nova/images04/nav-bar-401-novahome-on.gif";
	nav_bar021.src = "/wgbh/nova/images04/nav-bar-402-tvschedule.gif";
	nav_bar022.src = "/wgbh/nova/images04/nav-bar-402-tvschedule-on.gif";
	nav_bar031.src = "/wgbh/nova/images04/nav-bar-403-archive.gif";
	nav_bar032.src = "/wgbh/nova/images04/nav-bar-403-archive-on.gif";
	nav_bar041.src = "/wgbh/nova/images04/nav-bar-404-aboutnova.gif";
	nav_bar042.src = "/wgbh/nova/images04/nav-bar-404-aboutnova-on.gif";
	nav_bar051.src = "/wgbh/nova/images04/nav-bar-405-subscribe.gif";
	nav_bar052.src = "/wgbh/nova/images04/nav-bar-405-subscribe-on.gif";
	nav_bar061.src = "/wgbh/nova/images04/nav-bar-406-teachers.gif";
	nav_bar062.src = "/wgbh/nova/images04/nav-bar-406-teachers-on.gif";
	nav_bar071.src = "/wgbh/nova/images04/nav-bar-407-feedback.gif";
	nav_bar072.src = "/wgbh/nova/images04/nav-bar-407-feedback-on.gif";
	nav_bar081.src = "/wgbh/nova/images04/nav-bar-408-transcripts.gif";
	nav_bar082.src = "/wgbh/nova/images04/nav-bar-408-transcripts-on.gif";
	nav_bar091.src = "/wgbh/nova/images04/nav-bar-409-shopnova.gif";
	nav_bar092.src = "/wgbh/nova/images04/nav-bar-409-shopnova-on.gif";
	nav_bar101.src = "/wgbh/nova/images04/nav-bar-410-programs.gif";
	nav_bar102.src = "/wgbh/nova/images04/nav-bar-410-programs-on.gif";
	nav_bar111.src = "/wgbh/nova/images04/nav-bar-411-faqs.gif";
	nav_bar112.src = "/wgbh/nova/images04/nav-bar-411-faqs-on.gif";

	nav_bar121.src = "/wgbh/nova/images04/nav-bar-401-novahome.gif";
	nav_bar122.src = "/wgbh/nova/images04/nav-bar-401-novahome-on.gif";
	nav_bar131.src = "/wgbh/nova/images04/nav-bar-402-tvschedule.gif";
	nav_bar132.src = "/wgbh/nova/images04/nav-bar-402-tvschedule-on.gif";
	nav_bar141.src = "/wgbh/nova/images04/nav-bar-403-archive.gif";
	nav_bar142.src = "/wgbh/nova/images04/nav-bar-403-archive-on.gif";
	nav_bar151.src = "/wgbh/nova/images04/nav-bar-404-aboutnova.gif";
	nav_bar152.src = "/wgbh/nova/images04/nav-bar-404-aboutnova-on.gif";
	nav_bar161.src = "/wgbh/nova/images04/nav-bar-405-subscribe.gif";
	nav_bar162.src = "/wgbh/nova/images04/nav-bar-405-subscribe-on.gif";
	nav_bar171.src = "/wgbh/nova/images04/nav-bar-406-teachers.gif";
	nav_bar172.src = "/wgbh/nova/images04/nav-bar-406-teachers-on.gif";
	nav_bar181.src = "/wgbh/nova/images04/nav-bar-407-feedback.gif";
	nav_bar182.src = "/wgbh/nova/images04/nav-bar-407-feedback-on.gif";
	nav_bar191.src = "/wgbh/nova/images04/nav-bar-408-transcripts.gif";
	nav_bar192.src = "/wgbh/nova/images04/nav-bar-408-transcripts-on.gif";
	nav_bar201.src = "/wgbh/nova/images04/nav-bar-409-shopnova.gif";
	nav_bar202.src = "/wgbh/nova/images04/nav-bar-409-shopnova-on.gif";
	nav_bar211.src = "/wgbh/nova/images04/nav-bar-410-programs.gif";
	nav_bar212.src = "/wgbh/nova/images04/nav-bar-410-programs-on.gif";
	nav_bar221.src = "/wgbh/nova/images04/nav-bar-411-faqs.gif";
	nav_bar222.src = "/wgbh/nova/images04/nav-bar-411-faqs-on.gif";
	
}