var browser = navigator.appName;

function showDialog() {
	if(browser == "Microsoft Internet Explorer") {
		window.showModalDialog("referrals.htm", window, "dialogHeight:14; dialogWidth:32; resizable:yes");
	}
	else {
		window.showModalDialog("referrals.htm", window, "dialogHeight:225;  dialogWidth:450; resizable:yes");
	}
}