//----配送先入力フィールドの制御へ------//
function switch_over(p1) {
  //alert ("p1=" + p1);

  switch (p1) {
    case "shp_on":
      document.form1.shp_lnm.disabled = false
      document.form1.shp_fnm.disabled = false
      document.form1.shp_lnm_kana.disabled = false
      document.form1.shp_fnm_kana.disabled = false
      document.form1.shp_tel1.disabled = false
      document.form1.shp_tel2.disabled = false
      document.form1.shp_tel3.disabled = false
      document.form1.shp_postcode1.disabled = false
      document.form1.shp_postcode2.disabled = false
      document.form1.shp_prf.disabled = false
      document.form1.shp_address1.disabled = false
      document.form1.shp_address2.disabled = false

      //document.form1.shp_lnm.focus();
      break;
    case "shp_off":
      document.form1.shp_lnm.value = ""
      document.form1.shp_fnm.value = ""
      document.form1.shp_lnm_kana.value = ""
      document.form1.shp_fnm_kana.value = ""
      document.form1.shp_tel1.value = ""
      document.form1.shp_tel2.value = ""
      document.form1.shp_tel3.value = ""
      document.form1.shp_postcode1.value = ""
      document.form1.shp_postcode2.value = ""
      document.form1.shp_prf.value = ""
      document.form1.shp_address1.value = ""
      document.form1.shp_address2.value = ""

      document.form1.shp_lnm.disabled = true
      document.form1.shp_fnm.disabled = true
      document.form1.shp_lnm_kana.disabled = true
      document.form1.shp_fnm_kana.disabled = true
      document.form1.shp_tel1.disabled = true
      document.form1.shp_tel2.disabled = true
      document.form1.shp_tel3.disabled = true
      document.form1.shp_postcode1.disabled = true
      document.form1.shp_postcode2.disabled = true
      document.form1.shp_prf.disabled = true
      document.form1.shp_address1.disabled = true
      document.form1.shp_address2.disabled = true
      break;
    default:
      break;
  }
}