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_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_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];}
}

	function init() {
		var musicNo = $('musicNo1').value;
		musicNoCheck_ini(musicNo);
	}
	
	function musicNoCheck_ini(v) {
		//初期化版(2008/02/07 T.kim Add)
		var musicNo = v;
		if(musicNo=='44') {
			$('hobNo_Area').show();
			$('itemTitle').focus();	//タイトルにフォーカスセット
			$('musicNo2').hide();
		} else {
			$('ttTHobNo').value=0;
			$('ttTHobNoR').value="";
			$('hobNoR').innerHTML = '<input type="text" name="ttTHobNoR" id="ttTHobNoR" style="width: 5em;ime-mode: disabled;" maxlength="5"/>';
			$('hobNo_Area').hide();
			$('musicNo2').show();
			
		}
	}
	
	function musicNoCheck(v) {
		//作品番号変更時
		var musicNo = v;
		if(musicNo=='44') {
			$('hobNo_Area').show();
			$('ttTHobNo').focus();	//ホーボーケン番号にフォーカスセット
			$('musicNo2').hide();
		} else {
			$('ttTHobNo').value=0;
			$('ttTHobNoR').value="";
			$('hobNoR').innerHTML = '<input type="text" name="ttTHobNoR" id="ttTHobNoR" style="width: 5em;ime-mode: disabled;" maxlength="5"/>';
			$('hobNo_Area').hide();
			$('musicNo2').show();
			
		}
	}
	
	function hob(hobN) {
		var hobN = hobN;
		$('ttTHobNo').value = hobN;
		$('ttTHobNo').focus();
		hobRList(hobN);
	}
	
	function mnDesc(mn) {
		var mn = mn;
		musicNoCheck(mn);
		$('musicNo1').value = mn;
		$('musicNo1').focus();
	}

	function hobRList(hobN) {
		//プルダウンへの変換は中止(2008/02/07 T.kim Update)
		//$('hobNoR').innerHTML =
		//"<select id='ttTHobNoR' style='width:6em;'>\n" +
		//"<option value='0'>指定なし</option>\n" +
		//"<option value='1'>1</option>\n" +
		//"</select>\n"
		//;
	}