function swapImages(img_name, img_src){
	if (document.images){
		document[img_name].src = img_src;
    }
}
function changeImages(img_name, img_src){
	swapImages(img_name, img_src);
}
/**********************************************************************
 popup window function
 **********************************************************************/
function openPopup(name, windowLoc, height, width, scroll){
	var winl = (screen.width - width) / 2;
	var wint = (screen.height - height) / 2;
	if(!scroll){
		scrollbar='yes';
	}else{
		scrollbar='no';
	}
	var winProps = 'toolbar=no,statusbar=no,location=no,scrollbars='+scrollbar+',resizable=yes,width='+width+',height='+height+',top='+wint+',left='+winl;
	window.open(windowLoc, name, winProps);
}
/**********************************************************************
 below preloads navigation rollovers
 **********************************************************************/
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		pre_contacts_ov = newImage('images/nav/contacts_ov.gif');
		pre_contribution_ov = newImage('images/nav/contribution_ov.gif');
		pre_history_ov = newImage('images/nav/history_ov.gif');
		pre_map_ov = newImage('images/nav/map_ov.gif');
		pre_pictures_ov = newImage('images/nav/pictures_ov.gif');
		pre_press_ov = newImage('images/nav/press_ov.gif');
		pre_speeches_ov = newImage('images/nav/speeches_ov.gif');
		preloadFlag = true;
	}
}

/**********************************************************************
 below shows and hides navigation layers
 **********************************************************************/
////below is for the main nav
function show(id){
	if(id=="nav1"){
		swapImages('nav1', 'images/nav/history_ov.gif');
	}else{
		swapImages('nav1', 'images/nav/history_up.gif');
	}
	if(id=="nav2"){
		swapImages('nav2', 'images/nav/map_ov.gif');
	}else{
		swapImages('nav2', 'images/nav/map_up.gif');
	}
	if(id=="nav3"){
		swapImages('nav3', 'images/nav/press_ov.gif');
	}else{
		swapImages('nav3', 'images/nav/press_up.gif');
	}
	if(id=="nav4"){
		swapImages('nav4', 'images/nav/contribution_ov.gif');
	}else{
		swapImages('nav4', 'images/nav/contribution_up.gif');
	}
	if(id=="nav5"){
		swapImages('nav5', 'images/nav/speeches_ov.gif');
	}else{
		swapImages('nav5', 'images/nav/speeches_up.gif');
	}
	if(id=="nav6"){
		swapImages('nav6', 'images/nav/pictures_ov.gif');
	}else{
		swapImages('nav6', 'images/nav/pictures_up.gif');
	}
	if(id=="nav7"){
		swapImages('nav7', 'images/nav/contacts_ov.gif');
	}else{
		swapImages('nav7', 'images/nav/contacts_up.gif');
	}
}
function hideAll(){
	show(navSelect);
}
function navOv(id){
	if(window.clearNav){
		window.clearTimeout(clearNav);
	}
	show(id);
}
function navUp(id){
	if(window.clearNav){
		window.clearTimeout(clearNav);
	}
	menuRevert()
}
function menuRevert(){
	clearNav = window.setTimeout("hideAll()", 200);
}
/**********************************************************************
 insert flash
 **********************************************************************/
function includeFlash(movieName, width, height, bgcolor, vars, path){
//includeFlash('flash/mymovie', '765', '363', '#FFFFFF', 'image1');
        path = path == null ? '' : path
	var nocache=new Date().getTime();
	if(vars){
		urlvars=("?var="+vars+"&nc="+nocache);
	}else{
		urlvars=("?nc="+nocache);
	}
	document.write ('<OBJECT classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" '
		+'codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" WIDTH="'+width+'" HEIGHT="'+height+'" id='+movieName+' ALIGN="">'
		+'<PARAM NAME=movie VALUE="'+path+movieName+'.swf'+urlvars+'"><PARAM NAME=FlashVars VALUE="movieid='+nocache+'" />'
		+'<PARAM NAME=salign VALUE="LT"><PARAM NAME=quality VALUE=high><PARAM NAME=scale VALUE=noscale><PARAM NAME=bgcolor VALUE='+bgcolor+'>'
		+'<EMBED src="'+path+movieName+'.swf'+urlvars+'" ' 
		+'FlashVars="movieid='+nocache+'" quality=high scale=noscale bgcolor='+bgcolor+'  WIDTH="'+width+'" HEIGHT="'+height+'" NAME='+movieName+' SALIGN="LT"'
		+'TYPE="application/x-shockwave-flash" PLUGINSPAGE="http://www.macromedia.com/go/getflashplayer"></EMBED></OBJECT>')
}
/**********************************************************************
 below are the functions called on page load (content area)
 **********************************************************************/
function init() {
	if(!window.navSelect)navSelect='none';
	hideAll();
	preloadImages();
}