function logincheck(form){
		var str
		if (form == null) return true;
		
		str = "ΗλΚδΘλ΅ΗΒΌΓϋ!";
 		if 	(!checkString(form.elements["loginid"],str)) return false;  

		str = "ΗλΚδΘλΓάΒλ!";
		if  (!checkString(form.elements["loginpwd"],str)) return false; //ΓάΒλ
		return true;
}