// カテゴリのクリア
function clear_category(ds)
{
  if(ds == 'doc')
  {
    for(i = 0; i < document.form_search.elements['staff_category[]'].length; i++)
    {
	    document.form_search.elements['staff_category[]'][i].checked = false;
    }
  } else {
    for(i = 0; i < document.form_search.elements['doc_category[]'].length; i++)
    {
	    document.form_search.elements['doc_category[]'][i].checked = false;
    }
  }
}

// 職種の選択
function select_category(ds)
{
  if(ds == 'doc')
  {
    document.form_search.elements['judge'][0].checked = true;
  } else {
    document.form_search.elements['judge'][1].checked = true;
  }
  clear_category(ds);
}


// 地域の選択
function select_area(i)
{
  checked = document.form_search.elements['pref_type'][i].checked;

  if(checked == true) checked = false;
  else checked = true;

  document.form_search.elements['pref_type'][i].checked = checked;
  if(i == 0) set_pref(0, 0, checked);
  if(i == 1) set_pref(1, 6, checked);
  if(i == 2) set_pref(7, 13, checked);
  if(i == 3) set_pref(14, 16, checked);
  if(i == 4) set_pref(17, 19, checked);
  if(i == 5) set_pref(20, 23, checked);
  if(i == 6) set_pref(24, 29, checked);
  if(i == 7) set_pref(30, 34, checked);
  if(i == 8) set_pref(35, 38, checked);
  if(i == 9) set_pref(39, 46, checked);
}

// 都道府県の設定
function set_pref(p1, p2, c)
{
  for(i = p1; i <= p2; i++)
  {
    document.form_search.elements['pref[]'][i].checked = c;
  }
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}