function valid_log() {
	if(document.frmlog.email_log.value==""){document.frmlog.email_log.focus();alert("Please, enter your e-mail");return false;}
	if(document.frmlog.pass.value==""){document.frmlog.pass.focus();alert("Please, enter your password");return false;}
	ajaxpack.connect('login_form.asp?email_log='+document.frmlog.email_log.value+'&pass='+document.frmlog.pass.value+'&remember='+document.frmlog.remember.value, 'logform');
	return false;
}