function riseki(){
	browser = getBrowserName();
	if(document.forms[0].elements[1].value == "opac"){
		if(browser == "Explorer"){
			window.opener = "dummy";
		}
		
		setInterval('window.close()',document.forms[0].elements[0].value);
	}
}

function getBrowserName(){
	var aName  = navigator.appName.toUpperCase();
	var uName = navigator.userAgent.toUpperCase();
	
	if (uName.indexOf("OPERA") >= 0)  return "Opera";
	if (uName.indexOf("FIREFOX") >= 0)  return "Firefox";
	if (aName.indexOf("NETSCAPE") >= 0)  return "Netscape";
	if (aName.indexOf("MICROSOFT") >= 0) return "Explorer";
	return "";
}

function enqtop(){
	browser = getBrowserName();
	if(document.forms[0].elements[2].value == "full"){
		if(browser == "Explorer"){
			window.opener="dummy";
		}
		window.close();
	}else{
	}
}