//------------------------------------------------------------
// 共通関数
//------------------------------------------------------------
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];}
}
//------------------------------------------------------------
// ポップアップ
//------------------------------------------------------------
function popup(){
win=window.open("magazine/index.html","pop","width=490,height=500,left=10,top=20,scrollbars=yes,location=no,menubar=no");
}
// ポップアップ画面を表示する関数
function show_popup(a_width, a_height, a_href)
{
	// open the popup window
	var popupURL = a_href;
	// popupパラメータ： toolbar, location, directories, status, menubar, scrollbars, resizable, width, height
	var popup = window.open(popupURL,"Popup",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+a_width+',height='+a_height);
	// set the opener if it's not already set.  it's set automatically
	// in netscape 3.0+ and ie 3.0+.
	if( navigator.appName.substring(0,8) == "Netscape" ) {
		popup.location = popupURL;
	}
}
// カレントパス（このドキュメントが置かれている場所）を返す関数
function get_base_href() {
	var a_href;
	var a_lpos;
//	if( navigator.appName.substring(0,8) == "Netscape" ) {
	if( document.location.protocol ) {
		a_href = document.location.protocol + "\/\/" + document.location.host + document.location.pathname;
	}else{
		a_href = document.location;
		a_lpos = a_href.indexOf("?");
		if(a_lpos != -1) {
			a_href = a_href.substring(0, a_lpos - 1);
		}
	}
	a_lpos = a_href.lastIndexOf("\/");
	if(a_lpos != -1) {
		a_href = a_href.substring(0, a_lpos + 1);
	}
	return a_href;
}