// generate new window to display full size images - name all images "nameLG.jpg" replacing "name" with a descriptive title
var faux = null;
var pic = new Image(); 

function ViewPic(pic, name, w, h) {
	faux = window.open('','newWin','dependent,resizable,top=20,left=20,width=' + w + ',height=' + h);
	var fd = faux.document;
	fd.open();
	fd.write('<html><head><title>' + name + '</title></head>');
	fd.write('<body bgcolor="black" onLoad="window.focus()" marginwidth="0" marginheight="0" topmargin="0" leftmargin="0">');
	fd.write('<img src="images/' + pic + 'Lg.jpg" alt="' + name + '">');
	fd.write('</body></html>');
	fd.close();
} 

// rollover code
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) {
		Photos_NavActivities_over = newImage("images/Photos-NavActivities_over.jpg");
		Photos_NavFishing_over = newImage("images/Photos-NavFishing_over.jpg");
		Photos_NavBoat_over = newImage("images/Photos-NavBoat_over.jpg");
		Photos_NavCabins_over = newImage("images/Photos-NavCabins_over.jpg");
		Photos_NavInfo_over = newImage("images/Photos-NavInfo_over.jpg");
		Photos_NavCatch_over = newImage("images/Photos-NavCatch_over.jpg");
		Photos_NavGallery_over = newImage("images/Photos-NavGallery_over.jpg");
		preloadFlag = true;
	}
}
