speed = "slow";  //切り替えスピード ゆっくり：slow／中間：normal／速く：fast／一瞬：空白
  disp01 = "#disp01";  //最初に表示する項目(ID名)
  disp02 = "#disp02";  //切り替えで表示する項目(ID名)
  btn01 = "#btn01";  //初期の項目に切り替えるボタン(ID名)
  btn02 = "#btn02";  //初期では消えている項目に切り替えるボタン(ID名)

$(function() {
  var has = "#"+window.location.search.substring(1);
  if ( has == "#" ) {
    On_Off(disp01,disp02,btn01);
    $(btn01).attr("checked","checked");
  }else if ( has == disp01 ) {
    On_Off(disp01,disp02,btn01);
    $(btn01).attr("checked","checked");
  }else if ( has == disp02 ) {
    On_Off(disp02,disp01,btn02);
    $(btn02).attr("checked","checked");
  }
  $(btn01).click(function(){On_Off(disp01,disp02,btn01);window.location.search = '?disp01';});
  $(btn02).click(function(){On_Off(disp02,disp01,btn02);window.location.search = '?disp02';});
});
function On_Off(on,off) {
  $(off+':visible').hide(0,$(off+' :input').attr("disabled","disabled"));
  $(on+' :input').removeAttr("disabled");
  $(on+':hidden').fadeIn(speed,function(){return false;});
  if(on == disp01){
    $(btn01).attr("checked","checked");
  }else if(on == disp02){
    $(btn02).attr("checked","checked");
  }
}