// mailutil.js

function libmail() {
	var mailaddress = "";
	
	mailaddress = arguments[0] + "@" + arguments[1];
	
	if ( arguments[2] != undefined ) {
		mailaddress += "?subject=" + arguments[2];
	}

	if ( arguments[3] != undefined ) {
		mailaddress += "&body=" + arguments[3];
	}
	
	location.href = "mailto:" + mailaddress;
}