diff --git a/lib/jasmine-core/boot.js b/lib/jasmine-core/boot.js
index f623e6a0..8da6900b 100644
--- a/lib/jasmine-core/boot.js
+++ b/lib/jasmine-core/boot.js
@@ -84,7 +84,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
    */
   var htmlReporter = new jasmine.HtmlReporter({
     env: env,
-    onRaiseExceptionsClick: function() { queryString.setParam("catch", !env.catchingExceptions()); },
+    onRaiseExceptionsClick: function() { queryString.navigateWithNewParam("catch", !env.catchingExceptions()); },
+    addToExistingQueryString: function(key, value) { return queryString.fullStringWithNewParam(key, value); },
     getContainer: function() { return document.body; },
     createElement: function() { return document.createElement.apply(document, arguments); },
     createTextNode: function() { return document.createTextNode.apply(document, arguments); },
diff --git a/lib/jasmine-core/boot/boot.js b/lib/jasmine-core/boot/boot.js
index 164f068b..e8ddd551 100644
--- a/lib/jasmine-core/boot/boot.js
+++ b/lib/jasmine-core/boot/boot.js
@@ -62,7 +62,8 @@
    */
   var htmlReporter = new jasmine.HtmlReporter({
     env: env,
-    onRaiseExceptionsClick: function() { queryString.setParam("catch", !env.catchingExceptions()); },
+    onRaiseExceptionsClick: function() { queryString.navigateWithNewParam("catch", !env.catchingExceptions()); },
+    addToExistingQueryString: function(key, value) { return queryString.fullStringWithNewParam(key, value); },
     getContainer: function() { return document.body; },
     createElement: function() { return document.createElement.apply(document, arguments); },
     createTextNode: function() { return document.createTextNode.apply(document, arguments); },
diff --git a/lib/jasmine-core/jasmine-html.js b/lib/jasmine-core/jasmine-html.js
index 898108b7..e4f63edc 100644
--- a/lib/jasmine-core/jasmine-html.js
+++ b/lib/jasmine-core/jasmine-html.js
@@ -40,6 +40,7 @@ jasmineRequire.HtmlReporter = function(j$) {
       createElement = options.createElement,
       createTextNode = options.createTextNode,
       onRaiseExceptionsClick = options.onRaiseExceptionsClick || function() {},
+      addToExistingQueryString = options.addToExistingQueryString || defaultQueryString,
       timer = options.timer || noopTimer,
       results = [],
       specsExecuted = 0,
@@ -267,7 +268,7 @@ jasmineRequire.HtmlReporter = function(j$) {
     function clearPrior() {
       // return the reporter
       var oldReporter = find('');
-      
+
       if(oldReporter) {
         getContainer().removeChild(oldReporter);
       }
@@ -306,7 +307,11 @@ jasmineRequire.HtmlReporter = function(j$) {
     }
 
     function specHref(result) {
-      return '?spec=' + encodeURIComponent(result.fullName);
+      return addToExistingQueryString('spec', encodeURIComponent(result.fullName));
+    }
+
+    function defaultQueryString(key, value) {
+      return '?' + key + '=' + value;
     }
 
     function setMenuModeTo(mode) {
@@ -358,10 +363,14 @@ jasmineRequire.ResultsNode = function() {
 jasmineRequire.QueryString = function() {
   function QueryString(options) {
 
-    this.setParam = function(key, value) {
+    this.navigateWithNewParam = function(key, value) {
+      options.getWindowLocation().search = this.fullStringWithNewParam(key, value);
+    };
+
+    this.fullStringWithNewParam = function(key, value) {
       var paramMap = queryStringToParamMap();
       paramMap[key] = value;
-      options.getWindowLocation().search = toQueryString(paramMap);
+      return toQueryString(paramMap);
     };
 
     this.getParam = function(key) {
diff --git a/spec/html/HtmlReporterSpec.js b/spec/html/HtmlReporterSpec.js
index b4f9756e..09a52161 100644
--- a/spec/html/HtmlReporterSpec.js
+++ b/spec/html/HtmlReporterSpec.js
@@ -278,7 +278,8 @@ describe("New HtmlReporter", function() {
           env: env,
           getContainer: getContainer,
           createElement: function() { return document.createElement.apply(document, arguments); },
-          createTextNode: function() { return document.createTextNode.apply(document, arguments); }
+          createTextNode: function() { return document.createTextNode.apply(document, arguments); },
+          addToExistingQueryString: function(key, value) { return "?foo=bar&" + key + "=" + value; }
         });
       reporter.initialize();
 
@@ -350,7 +351,7 @@ describe("New HtmlReporter", function() {
       var suiteDetail = outerSuite.childNodes[0];
       var suiteLink = suiteDetail.childNodes[0];
       expect(suiteLink.innerHTML).toEqual("A Suite");
-      expect(suiteLink.getAttribute('href')).toEqual("?spec=A%20Suite");
+      expect(suiteLink.getAttribute('href')).toEqual("?foo=bar&spec=A%20Suite");
 
       var specs = outerSuite.childNodes[1];
       var spec = specs.childNodes[0];
@@ -359,7 +360,7 @@ describe("New HtmlReporter", function() {
 
       var specLink = spec.childNodes[0];
       expect(specLink.innerHTML).toEqual("with a spec");
-      expect(specLink.getAttribute("href")).toEqual("?spec=A%20Suite%20with%20a%20spec");
+      expect(specLink.getAttribute("href")).toEqual("?foo=bar&spec=A%20Suite%20with%20a%20spec");
 //      expect(specLink.getAttribute("title")).toEqual("A Suite with a spec");
     });
 
@@ -567,7 +568,8 @@ describe("New HtmlReporter", function() {
           env: env,
           getContainer: getContainer,
           createElement: function() { return document.createElement.apply(document, arguments); },
-          createTextNode: function() { return document.createTextNode.apply(document, arguments); }
+          createTextNode: function() { return document.createTextNode.apply(document, arguments); },
+          addToExistingQueryString: function(key, value) { return "?foo=bar&" + key + "=" + value; }
         });
         reporter.initialize();
 
@@ -614,7 +616,7 @@ describe("New HtmlReporter", function() {
 
         var specLink = specDiv.childNodes[0];
         expect(specLink.getAttribute("title")).toEqual("a suite with a failing spec");
-        expect(specLink.getAttribute("href")).toEqual("?spec=a%20suite%20with%20a%20failing%20spec");
+        expect(specLink.getAttribute("href")).toEqual("?foo=bar&spec=a%20suite%20with%20a%20failing%20spec");
 
         var message = failure.childNodes[1].childNodes[0];
         expect(message.getAttribute("class")).toEqual("result-message");
diff --git a/spec/html/QueryStringSpec.js b/spec/html/QueryStringSpec.js
index d4cd691a..f68261f3 100644
--- a/spec/html/QueryStringSpec.js
+++ b/spec/html/QueryStringSpec.js
@@ -1,6 +1,6 @@
 describe("QueryString", function() {
 
-  describe("#setParam", function() {
+  describe("#navigateWithNewParam", function() {
     it("sets the query string to include the given key/value pair", function() {
       var windowLocation = {
           search: ""
@@ -9,7 +9,7 @@ describe("QueryString", function() {
           getWindowLocation: function() { return windowLocation }
         });
 
-      queryString.setParam("foo", "bar baz");
+      queryString.navigateWithNewParam("foo", "bar baz");
 
       expect(windowLocation.search).toMatch(/foo=bar%20baz/);
     });
@@ -22,13 +22,29 @@ describe("QueryString", function() {
         getWindowLocation: function() { return windowLocation }
       });
 
-      queryString.setParam("baz", "quux");
+      queryString.navigateWithNewParam("baz", "quux");
 
       expect(windowLocation.search).toMatch(/foo=bar/);
       expect(windowLocation.search).toMatch(/baz=quux/);
     });
   });
 
+  describe('#fullStringWithNewParam', function() {
+    it("gets the query string including the given key/value pair", function() {
+      var windowLocation = {
+        search: "?foo=bar"
+      },
+      queryString = new j$.QueryString({
+        getWindowLocation: function() { return windowLocation }
+      });
+
+      var result = queryString.fullStringWithNewParam("baz", "quux");
+
+      expect(result).toMatch(/foo=bar/);
+      expect(result).toMatch(/baz=quux/);
+    });
+  });
+
   describe("#getParam", function() {
 
     it("returns the value of the requested key", function() {
diff --git a/src/html/HtmlReporter.js b/src/html/HtmlReporter.js
index 990cdbe0..c96b8583 100644
--- a/src/html/HtmlReporter.js
+++ b/src/html/HtmlReporter.js
@@ -11,6 +11,7 @@ jasmineRequire.HtmlReporter = function(j$) {
       createElement = options.createElement,
       createTextNode = options.createTextNode,
       onRaiseExceptionsClick = options.onRaiseExceptionsClick || function() {},
+      addToExistingQueryString = options.addToExistingQueryString || defaultQueryString,
       timer = options.timer || noopTimer,
       results = [],
       specsExecuted = 0,
@@ -238,7 +239,7 @@ jasmineRequire.HtmlReporter = function(j$) {
     function clearPrior() {
       // return the reporter
       var oldReporter = find('');
-      
+
       if(oldReporter) {
         getContainer().removeChild(oldReporter);
       }
@@ -277,7 +278,11 @@ jasmineRequire.HtmlReporter = function(j$) {
     }
 
     function specHref(result) {
-      return '?spec=' + encodeURIComponent(result.fullName);
+      return addToExistingQueryString('spec', encodeURIComponent(result.fullName));
+    }
+
+    function defaultQueryString(key, value) {
+      return '?' + key + '=' + value;
     }
 
     function setMenuModeTo(mode) {
diff --git a/src/html/QueryString.js b/src/html/QueryString.js
index 13d6855c..a72d92d8 100644
--- a/src/html/QueryString.js
+++ b/src/html/QueryString.js
@@ -1,10 +1,14 @@
 jasmineRequire.QueryString = function() {
   function QueryString(options) {
 
-    this.setParam = function(key, value) {
+    this.navigateWithNewParam = function(key, value) {
+      options.getWindowLocation().search = this.fullStringWithNewParam(key, value);
+    };
+
+    this.fullStringWithNewParam = function(key, value) {
       var paramMap = queryStringToParamMap();
       paramMap[key] = value;
-      options.getWindowLocation().search = toQueryString(paramMap);
+      return toQueryString(paramMap);
     };
 
     this.getParam = function(key) {