var $establish = 0;
if( $establish == "0" ){var $directory = "../img2006/navi_img/"}
else if( $establish == "1" ){var $directory = "http://" + document.domain + "/test/";}
else{var $directory = "http://" + document.domain + "/";}
var $loadImg = new Array(
	$directory+'bt_top_ov.gif',
	$directory+'bt_sikaku_ov.gif',
	$directory+'bt_school_ov.gif',
	$directory+'bt_mypage_ov.gif',
	$directory+'bt_kenri_ov.gif',
	$directory+'bt_ask_ov.gif',
	$directory+'bt_pv_ov.gif',
	$directory+'bt_map_ov.gif'
);
var $PrImg = new Array();
for(i=0; i<$loadImg.length; i++){
	$PrImg[i] = new Image();
	$PrImg[i].src = $loadImg[i];
}
//==========================================
//          ロールオーバー設置
//==========================================
function swapImgRestore() { //v3.0
  var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function 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=findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

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

function actionOv(mark){
	var marking = mark.id;
	var marking1 = document.getElementById(marking);
	marking1.style.color = '#ff0000';

}



function grayOut(mark){
	var marking = mark.id;
	var marking1 = document.getElementById(marking);
	marking1.style.color = '#0000ff';
}