diff --git a/gui/html/detect.js b/gui/html/detect.js
new file mode 100644
index 0000000..6f4fe1c
--- /dev/null
+++ b/gui/html/detect.js
@@ -0,0 +1,68 @@
+function detect() {
+
+    var nVer = navigator.appVersion;
+    var nAgt = navigator.userAgent;
+    var browserName = navigator.appName;
+    var fullVersion = '' + parseFloat(navigator.appVersion);
+    var majorVersion = parseInt(navigator.appVersion, 10);
+    var nameOffset, verOffset, ix;
+
+    // In Opera, the true version is after "Opera" or after "Version"
+    if ((verOffset = nAgt.indexOf("Opera")) != -1) {
+        browserName = "Opera";
+        fullVersion = nAgt.substring(verOffset + 6);
+        if ((verOffset = nAgt.indexOf("Version")) != -1) fullVersion = nAgt.substring(verOffset + 8);
+    }
+    // In MSIE, the true version is after "MSIE" in userAgent
+    else if ((verOffset = nAgt.indexOf("MSIE")) != -1) {
+        browserName = "Microsoft Internet Explorer";
+        fullVersion = nAgt.substring(verOffset + 5);
+    }
+    // In Chrome, the true version is after "Chrome" 
+    else if ((verOffset = nAgt.indexOf("Chrome")) != -1) {
+        browserName = "Chrome";
+        fullVersion = nAgt.substring(verOffset + 7);
+    }
+    // In Safari, the true version is after "Safari" or after "Version" 
+    else if ((verOffset = nAgt.indexOf("Safari")) != -1) {
+        browserName = "Safari";
+        fullVersion = nAgt.substring(verOffset + 7);
+        if ((verOffset = nAgt.indexOf("Version")) != -1) fullVersion = nAgt.substring(verOffset + 8);
+    }
+    // In Firefox, the true version is after "Firefox" 
+    else if ((verOffset = nAgt.indexOf("Firefox")) != -1) {
+        browserName = "Firefox";
+        fullVersion = nAgt.substring(verOffset + 8);
+    }
+    // In most other browsers, "name/version" is at the end of userAgent 
+    else if ((nameOffset = nAgt.lastIndexOf(' ') + 1) < (verOffset = nAgt.lastIndexOf('/'))) {
+        browserName = nAgt.substring(nameOffset, verOffset);
+        fullVersion = nAgt.substring(verOffset + 1);
+        if (browserName.toLowerCase() == browserName.toUpperCase()) {
+            browserName = navigator.appName;
+        }
+    }
+    // trim the fullVersion string at semicolon/space if present
+    if ((ix = fullVersion.indexOf(";")) != -1) fullVersion = fullVersion.substring(0, ix);
+    if ((ix = fullVersion.indexOf(" ")) != -1) fullVersion = fullVersion.substring(0, ix);
+
+    majorVersion = parseInt('' + fullVersion, 10);
+    if (isNaN(majorVersion)) {
+        fullVersion = '' + parseFloat(navigator.appVersion);
+        majorVersion = parseInt(navigator.appVersion, 10);
+    }
+
+    //document.write(''
+    // +'Browser name  = '+browserName+'<br>'
+    // +'Full version  = '+fullVersion+'<br>'
+    // +'Major version = '+majorVersion+'<br>'
+    // +'navigator.appName = '+navigator.appName+'<br>'
+    // +'navigator.userAgent = '+navigator.userAgent+'<br>'
+    //)
+
+	if (browserName == "Safari" && fullVersion == "5.1.7") {
+		return false;
+	} else {
+		return true;
+	}
+}