function loginzone() {
	dob=new Date()
	tt=dob.getTimezoneOffset()
	mm=Math.abs(tt)
	ss=mm*60
	if (tt<0) {
		document.frmLogin.direc.value='positive'
	}
	else {
		document.frmLogin.direc.value='negative'
	}
	document.frmLogin.time_offset.value=ss
	if (document.getElementById('user').value=='') {
		document.getElementById('user').focus()
	}
	else {
		document.getElementById('passwd').focus()
		document.getElementById('passwd').value=''
	}
}
function gotoSession(uri) {
	window.location=uri;
}


function emailCheck(em) {
	mess.invalid=new Object();
	mess.invalid.eng="Invalid email address"
	mess.invalid.jp="無効なメール･アドレス"
	var ml=em.value
	var emailreg=/^[0-9a-zA-Z_]+(\.*[a-zA-Z0-9_\-]+)*@[a-zA-Z0-9_\-]+(\.*[a-zA-Z0-9_\-]+)*\.[a-zA-Z_]+$/gi
	if (emailreg.test(ml)) {
		return true
	}
	else {
		alert(mess['invalid'][lang])
		return false
	}
}