function check(targ){ 

	if(targ.value.match(/^\S+@\w+([\.-]?\w+)*(\.\w{2,3})+$/)) {
		return true;
	}

	targ.value = "";
	alert("メールアドレスの形式が間違っています。");
	return false;
}

function openmap(){
	popwin = window.open("./accessmap.html","map","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=640,height=540");
	popwin.focus();
}

function openmap2(){
	popwin = window.open("../accessmap.html","map","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=640,height=540");
	popwin.focus();
}

function openmapmeguro(){
	popwin = window.open("../accessmap_meg.html","map","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=640,height=540");
	popwin.focus();
}

function openmapbukuro(){
	popwin = window.open("../accessmap_ike.html","map","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=640,height=540");
	popwin.focus();
}

function openmapyoko(){
	popwin = window.open("../accessmap_yok.html","map","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=640,height=540");
	popwin.focus();
}