var flashInstall = 0;
 var brName = navigator.appName;
 var brVer = parseInt(navigator.appVersion);
 var brAgent = navigator.userAgent;
 var brApp = navigator.appVersion;
 var ie_install = 0;
 var ie_install3 = 0;

if ( brName.indexOf("Netscape") != -1 ){
	if (brVer > 2){
		if ( (navigator.mimeTypes["application/x-shockwave-flash"]) && (navigator.mimeTypes["application/x-shockwave-flash.enabledPlugin"])){
			flashInstall = 1;
		}else{
			flashInstall = 0;
		}
		if (navigator.plugins["Shockwave Flash"]){
			flashInstall = 1;
		}
	}
}

	if (brVer < 3){
		flashInstall = 0;
	}else if ((brAgent.indexOf("MSIE")!=-1) && (brApp.indexOf("Mac")!=-1)){
		flashInstall = 0;
	}else if ((brAgent.indexOf("MSIE") > 0) || (brName.indexOf("Netscape") > 0)){
		flashInstall = 0;
	}