function MM_reloadPage(init) {  //reloads the window if Nav4 resized

  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {

    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}

  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();

}

MM_reloadPage(true);



var nw="";

function loadTosubwin(url){

    if( sbwin_closed(nw) ) {

        nw = window.open(url, 'win',"width=300,height=520,resizable=no,scrollbars=1,left=0,top=0");

    } else {

        nw.location.href=url;

    }

    nw.focus();

}



//子ウインドウ有無確認関数

function sbwin_closed(winVar) {

    var ua = navigator.userAgent;

    if( !winVar )

        if( ua.indexOf('MSIE 4')!=-1 && ua.indexOf('Win')!=-1 ) 

            return winVar.closed

        else return typeof winVar.document != 'object'

    else return true

}