function FormCheck(){
    //Input box
    atmark = 0;
    piriod = 0;
    if(document.fm.equal54.value =='' ){
        alert("Please Input your ID");
        document.fm.equal54.focus();
        return(false);
    }
    if(document.fm.equal55.value =='' ){
        alert("Please Input your Password");
        document.fm.equal55.focus();
        return(false);
    }
    return(true);
}