var imagesloaded = 0
var selected = 0
function preloadimages() {
if (parseInt(navigator.userAgent.substring(8,9)) >= 3) {
	nav = new Array(10);
	nav[1]=new Image(118, 27);
	nav[1].src = "images/nav_home.gif";
	nav[2]=new Image(76, 27);
	nav[2].src = "images/nav_paintings.gif";
	nav[3]=new Image(76, 27);
	nav[3].src = "images/nav_photo.gif";
	nav[4]=new Image(92, 27);
	nav[4].src = "images/nav_books.gif";
	nav[5]=new Image(92, 27);
	nav[5].src = "images/nav_manuscripts.gif";
	nav[6]=new Image(130, 27);
	nav[6].src = "images/nav_appraisal.gif";
	nav[7]=new Image(94, 27);
	nav[7].src = "images/nav_about-us.gif";	
	
	navh = new Array(10);
	navh[1]=new Image(118, 27);
	navh[1].src = "images/nav_home-over.gif";
	navh[2]=new Image(76, 27);
	navh[2].src = "images/nav_paintings-over.gif";
	navh[3]=new Image(76, 27);
	navh[3].src = "images/nav_photo-over.gif";
	navh[4]=new Image(92, 27);
	navh[4].src = "images/nav_books-over.gif";
	navh[5]=new Image(92, 27);
	navh[5].src = "images/nav_manuscripts-over.gif";
	navh[6]=new Image(130, 27);
	navh[6].src = "images/nav_appraisal-over.gif";
	navh[7]=new Image(94, 27);
	navh[7].src = "images/nav_about-us-over.gif";
	
	imagesloaded = 1
	}
	}
	
	function hilite (name, num) {
	if (imagesloaded == 1) {
	if (selected != num) {
 	document.images[name].src = navh[num].src
 	}
 	}
	}
	function lowlite (name, num) {
	if (imagesloaded == 1) {
	if (selected != num) {
 	document.images[name].src = nav[num].src
 	}
	}
	}
	function openWindow(myLink,windowName)
	{
	if(! window.focus)return;
	var myWin=window.open("",windowName,"height=350,width=600,scrollbars=yes,toolbar=no");
myWin.focus();
myLink.target=windowName;
}