with (navigator) if (appName.indexOf('Microsoft')!=-1 && appVersion.indexOf('Mac')==-1) document.write(''+
'<scr'+'ipt language="VBScript">\nOn error resume next\n'+
'MM_dir = IsObject(CreateObject("SWCtl.SWCtl.1"))\n'+
'MM_flash = NOT IsNull(CreateObject("ShockwaveFlash.ShockwaveFlash"))\n</scr'+'ipt>');

nCheck = MM_checkPlugin("Shockwave Flash",1,0,0);

if(nCheck){

	xx = new Array();

	// フラッシュファイルのランダム表示

	// xx[*]の「*」の部分を連番でセットし、フラッシュの<OBJECT>タグをセットして下さい。

	xx[0] = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0" width="945" height="455"><param name="movie" value="top.swf"><param name="quality" value="high"><param name="wmode" value="transparent"><embed src="top.swf" width="945" height="455" quality="high" pluginspage="http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" wmode="transparent"></embed></object>';

	cnt = xx.length;
	rndm = Math.floor(Math.random() * cnt);
	sFlash = xx[rndm];
}else{
	sFlash = '<img src="img/top_img.jpg" width="945" height="455">';
}
document.write(sFlash);



function MM_checkPlugin(plgIn, theURL, altURL, autoGo) { //v4.0
  var ok=false; 
  document.MM_returnValue = false;
  with (navigator) if (appName.indexOf('Microsoft')==-1 || (plugins && plugins.length)) {
    ok=(plugins && plugins[plgIn]);
  } else if (appVersion.indexOf('3.1')==-1) { //not Netscape or Win3.1
    if (plgIn.indexOf("Flash")!=-1 && window.MM_flash!=null) ok=window.MM_flash;
    else if (plgIn.indexOf("Director")!=-1 && window.MM_dir!=null) ok=window.MM_dir;
    else ok=autoGo; }
  if (!ok) theURL=altURL; return theURL;
}

/*
function checkFlashPlugin()
{
	var plugName = "application/x-shockwave-flash";	// FLASH MIME TYPE
	var ver = 0;
	var i;
	var pName;
	var ptr;
	var ptr2;
	if (navigator.mimeTypes &&
		navigator.mimeTypes[plugName] &&
		navigator.mimeTypes[plugName].enabledPlugin )
	{
		for(i=0; i<navigator.plugins.length; i++)
		{
			pName = navigator.plugins[i].description;
			ptr   = pName.indexOf("Flash");
			if (ptr >= 0) ver = eval(pName.substring(ptr+6,ptr+9));
			//ptr2  = pName.indexOf("FlashPix");
			//if ((ptr >= 0) && (ptr2 < 0)) ver = eval(pName.substring(ptr+6,ptr+9));
		}
	}
	return true;
}
*/