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) {
		smallpointer_over = newImage("art/smallpointer-over.gif");
		sub1_over = newImage("art/sub1_o.gif");
		sub2_over = newImage("art/sub2_o.gif");
		sub3_over = newImage("art/sub3_o.gif");
		sub4_over = newImage("art/sub4_o.gif");
		sub5_over = newImage("art/sub5_o.gif");
		sub6_over = newImage("art/sub6_o.gif");
		sub7_over = newImage("art/sub7_o.gif");
		sub8_over = newImage("art/sub8_o.gif");
		HP_over = newImage("../art/headnav/hp/smallpointer-over.gif");
		WS_over = newImage("../art/headnav/ws/smallpointer-over.gif");
		PM_over = newImage("../art/headnav/pm/smallpointer-over.gif");
		MG_over = newImage("../art/headnav/mg/smallpointer-over.gif");
		CM_over = newImage("../art/headnav/cm/smallpointer-over.gif");
		preloadFlag = true;
	}
}

function popme(mypage, myname, w, h, scroll) {
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
win = window.open(mypage, myname, winprops)
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}