var taf_iecheck = {
	checkIE6:function(){
		var b_version=navigator.appVersion;
		if ((BrowserDetect.browser=="Explorer") && (BrowserDetect.version <= "6")){
		    alert("This site is not optimized for Microsoft Internet Explorer "+BrowserDetect.version+". We recommend using version 7 or other browsers.");
		}
		if ((BrowserDetect.browser=="Firefox") && (BrowserDetect.version <= "2")){
			alert("This site is not optimized for Mozilla Firefox 2. We recommend upgrading to a newer version or using other browsers.");
		} 
		return true;
	}
}