if (document.images) {            
            img1on = new Image();   img1on.src = "images/nav_home_on.gif"; 
            img2on = new Image();   img2on.src = "images/nav_about_on.gif";
            img3on = new Image();   img3on.src = "images/nav_news_on.gif";
			img4on = new Image();   img4on.src = "images/nav_services_on.gif";
			img5on = new Image();   img5on.src = "images/nav_service_order_on.gif";
			img6on = new Image();   img6on.src = "images/nav_contact_on.gif";
			img7on = new Image();   img7on.src = "images/nav_core_on.gif";

            img1off = new Image();  img1off.src = "images/nav_home_off.gif"; 
            img2off = new Image();  img2off.src = "images/nav_about_off.gif"; 
            img3off = new Image();  img3off.src = "images/nav_news_off.gif"; 
			img4off = new Image();  img4off.src = "images/nav_services_off.gif"; 
            img5off = new Image();  img5off.src = "images/nav_service_order_off.gif"; 
			img6off = new Image();  img6off.src = "images/nav_contact_off.gif"; 
			img7off = new Image();  img7off.src = "images/nav_core_off.gif";
        }

// on images
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}

// off images
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}

function openWin1() {
var n=open('map.html','sample1','width=660,height=630,menubar=no,scrollbars=no,resizable=no');

	}
	
function showMap() {
	$('#curtain').fadeIn('slow');
	$('#canvas').fadeIn('slow');
	setTimeout("drawMap()",600);
}
function closeMap() {
	$('#curtain').fadeOut('slow');
	$('#canvas').fadeOut('slow');
}

function showNews(num) {
	$('#newsController li a').removeClass('newsActive');
	$('#nc'+num).addClass('newsActive');
	$('.newsSection').fadeOut('slow');
	$('#ns'+num).fadeIn('slow');
}