/*中身にあわせてiframeの高さ調整*/
/*himajin.moo.jp*/
function frame_check(){
 if(menu.document.body){
    f=menu.document.body.scrollHeight;
    if(f)
    document.getElementById("main_iframe").height=f+100;
 }else{
    setTimeout("frame_check()",100);
 }
}
setTimeout("frame_check()",10);