diff --git a/gui/html/detect.js b/gui/html/detect.js
index f5f0f64..48a15fc 100644
--- a/gui/html/detect.js
+++ b/gui/html/detect.js
@@ -1,60 +1,66 @@
-function detect() {
+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;
 
-    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);
 
-    // 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);
+  }
 
-    majorVersion = parseInt('' + fullVersion, 10);
-    if (isNaN(majorVersion)) {
-        fullVersion = '' + parseFloat(navigator.appVersion);
-        majorVersion = parseInt(navigator.appVersion, 10);
-    }
-
-    if (browserName == "Safari" && fullVersion == "5.1.7") {
-	return false;
-    } else {
-	return true;
-    }
+  if (browserName == "Safari" && fullVersion == "5.1.7") {
+    return false;
+  }
+  else {
+    return true;
+  }
 }