var height = screen.height;
var width = screen.width;

var popupWidth = (brow=="NS") ? 314 : 314;
var popupHeight = (brow=="NS") ? 388 : 376;

var leftpos = ((width / 2) - (popupWidth / 2));
var toppos = ((height / 2) - (popupHeight / 2));

function encode(str){
	return escape(str.replace(/ /g,'+'));
}

function view(what,num){
	var url = "/ancientcoins/images.asp?inventorynumber=" + encode(what) + "&num=" + num;
	window.open(url,'WIN','scrollbars=no,status=no,toolbar=no,resizable=1,width=' + popupWidth + ',height=' + popupHeight + ',location=no,menu=no,left=' + leftpos + ',top=' + toppos);
}