function setFocus() {
	document.form.username.focus();
}

function setDisable() {
	document.form.submit.disabled = true;
}

nextfield = "username";
netscape = "";
ver = navigator.appVersion; len = ver.length;
for(iln = 0; iln < len; iln++) if (ver.charAt(iln) == "(") break;
netscape = (ver.charAt(iln+1).toUpperCase() != "C");

function keyDown(DnEvents) {
	k = (netscape) ? DnEvents.which : window.event.keyCode;
	if (k == 13) {
		if (nextfield == 'submit') return true;
		else {
			eval('document.form.' + nextfield + '.focus()');
			return false;
		}
	}
}
document.onkeydown = keyDown;
if (netscape) document.captureEvents(Event.KEYDOWN|Event.KEYUP);

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) {
		paywide_info_over = newImage("/images/paywide_info-over.gif");
		paywide_services_over = newImage("/images/paywide_services-over.gif");
		paywide_companies_over = newImage("/images/paywide_companies-over.gif");
		paywide_contact_over = newImage("/images/paywide_contact-over.gif");
		preloadFlag = true;
	}
}