var SHOW_FLASH;

function MM_checkPlugin(plgIn, autoGo) {

	//v3.0
	var ok=false;
	document.MM_returnValue = false;
	with (navigator)
	if (appName.indexOf('Microsoft')==-1)
	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;
	}

	SHOW_FLASH = true;
	if (!ok) { window.alert("flash not installed"); SHOW_FLASH = false; }
	
}