ie = document.all?1:0;
ns = navigator.appName == "Netscape" ?1:0;
if(ns) {
	ns6 = (parseInt(navigator.appVersion)>4) ?1:0;
} else {
	ns6 = 0;
}

/*
##################################################
ROLLOVER FUNCTIONALITY
##################################################
*/
image_array_names = new Array();
image_array = new Array();
image_preTag = 'images/';
var array_loaded = false;

image_array_names = ["../images/nav_aboutus_new.gif","../images/nav_aboutus_on_new.gif",
			 "../images/nav_communities.gif","../images/nav_communities_on.gif", 
			 "../images/nav_emergency-management.gif","../images/nav_emergency-management_on.gif",
			 "../images/nav_federal-agencies.gif","../images/nav_federal-agencies_on.gif", 
			 "../images/nav_financial-services.gif","../images/nav_financial-services_on.gif", 
			 "../images/nav_law-enforcement.gif","../images/nav_law-enforcement_on.gif", 
			 "../images/nav_solutions.gif","../images/nav_solutions.gif",
		     "../images/nav_esa1.gif","../images/nav_esa1_on.gif",
		     "../images/nav_esp1.gif","../images/nav_esp1_on.gif",
		     "../images/nav_eteam1.gif","../images/nav_eteam1_on.gif",
		     "../images/nav_newsevents.gif","../images/nav_newsevents_on.gif",
		     "../images/nav_login.gif","../images/nav_login_on.gif",
			 "../images/nav_partners.gif","../images/nav_partners_on.gif",
			 "../images/nav_learnmore.gif","../images/nav_learnmore_on.gif"];
					
function preload() {
	for (var i = 0; i < image_array_names.length; i++) {
		image_array[i] = new Image();
		image_array[i] = image_array_names[i];
	}
	array_loaded = true;
}



function image_animate(name,image_no)
{
	if(array_loaded){
		document.images[name].src = image_preTag + image_array[image_no];
	}
}