function PopDialog(URLString, winWidth, winHeight){

	var windowProperties = '';
	windowProperties = windowProperties + 'fullscreen=no,';
	windowProperties = windowProperties + 'toolbar=no,';
	windowProperties = windowProperties + 'location=no,';
	windowProperties = windowProperties + 'directories=no,';
	windowProperties = windowProperties + 'status=no,';
	windowProperties = windowProperties + 'menubar=no,';
	windowProperties = windowProperties + 'scrollbars=no,';
	windowProperties = windowProperties + 'resizable=yes,';
	windowProperties = windowProperties + 'top=50,';
	windowProperties = windowProperties + 'left=100,';
	windowProperties = windowProperties + 'width=' + winWidth + ',';
	windowProperties = windowProperties + 'height=' + winHeight;
	var win = window.open(URLString, '', windowProperties);
}

function GetObject (idName) {
	if (document.layers) {
		// Netscape 4
		return document.layers[ idName ];
	} else if (navigator.userAgent.indexOf('Opera') != -1) {
		// Opera
		return document.all[ idName ];
	} else if (document.all && !document.getElementById) {
		// Explorer 4
		return document.all[ idName ];
	} else if (document.getElementById) {
		// Netscape 6 & Explorer 5
		return document.getElementById(idName);
	}
}

function DisplayBlock(idName, display) {
	var myObject = GetObject (idName);
	myObject.style.display = display;
}