with (navigator) if (appName.indexOf('Microsoft')!=-1 && appVersion.indexOf('Mac')==-1)
{
	document.write('<scr'+'ipt language="VBScript">\nMM_flash = NOT IsNull(CreateObject("ShockwaveFlash.ShockwaveFlash"))\n</scr'+'ipt>');
}

function MM_checkPlugin(plgIn)
{
  	var result = false;
  	var objRegExp = /Opera/
  	if(objRegExp.test(navigator.userAgent)) {
  		return false;
  	}
 	if (navigator.appName.indexOf('Microsoft')==-1 || (navigator.plugins && navigator.plugins.length))
  	{
  		result = navigator.plugins[plgIn] != null ? true : false;
  	}
  	else
  	{
  		if (navigator.appName.indexOf('Microsoft')!=-1 && navigator.appVersion.indexOf('Mac')==-1)
		{
			result = MM_flash;
		}
	}
	result = result == true ? true : false;
	return result;  		
}

var flashExists = MM_checkPlugin("Shockwave Flash");
//flashExists = false;