function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		sw_02_over = newImage("../nav/sw_02-over.gif");
		sw_03_over = newImage("../nav/sw_03-over.gif");
		sw_04_over = newImage("../nav/sw_04-over.gif");
		sw_05_over = newImage("../nav/sw_05-over.gif");
		sw_06_over = newImage("../nav/sw_06-over.gif");
		sw_07_over = newImage("../nav/sw_07-over.gif");
		swb_03_over = newImage("../nav/swb_03-over.gif");
		swb_04_over = newImage("../nav/swb_04-over.gif");
		swb_05_over = newImage("../nav/swb_05-over.gif");
		swb_06_over = newImage("../nav/swb_06-over.gif");
		swb_07_over = newImage("../nav/swb_07-over.gif");
		swb_08_over = newImage("../nav/swb_08-over.gif");
		sw9_03_over = newImage("../nav/sw9_03-over.gif");
		sw9_04_over = newImage("../nav/sw9_04-over.gif");
		sw9_05_over = newImage("../nav/sw9_05-over.gif");
		sw9_06_over = newImage("../nav/sw9_06-over.gif");
		sw9_07_over = newImage("../nav/sw9_07-over.gif");
		sw9_08_over = newImage("../nav/sw9_08-over.gif");
		sw9_09_over = newImage("../nav/sw9_09-over.gif");
		sw9_10_over = newImage("../nav/sw9_10-over.gif");
		sw9_11_over = newImage("../nav/sw9_11-over.gif");
		sw9_12_over = newImage("../nav/sw9_12-over.gif");
		sw9_13_over = newImage("../nav/sw9_13-over.gif");
		sw9_14_over = newImage("../nav/sw9_14-over.gif");
		sw9_15_over = newImage("../nav/sw9_15-over.gif");
		sw9_16_over = newImage("../nav/sw9_16-over.gif");
		sw9_17_over = newImage("../nav/sw9_17-over.gif");
		preloadFlag = true;
	}
}

function popImage(url){
        var popWidth = (window.screen.width/2) - (250 + 0);
        var popHeight = (window.screen.height/2) - (175 + 0); 
        
        //alert ( "w = " + popWidth + " and h = " + popHeight )

var popImage=window.open(url,"popImage","toolbar=No,location=0,directories=0,status=0,menubar=0,resizable=0,width=500,height=350,left=" + popWidth + ",top=" + popHeight + ",screenX=" + popWidth + ",screenY=" + popHeight + ",scrollbars=YES");

}

function popVideo(url){
        var popWidth = (window.screen.width/2) - (240 + 0);
        var popHeight = (window.screen.height/2) - (250 + 0); 
        
        //alert ( "w = " + popWidth + " and h = " + popHeight )

var popVideo=window.open(url,"popVideo","toolbar=No,location=0,directories=0,status=0,menubar=0,resizable=0,width=480,height=500,left=" + popWidth + ",top=" + popHeight + ",screenX=" + popWidth + ",screenY=" + popHeight + ",scrollbars=YES");

}