diff --git a/js/hoverzoom.js b/js/hoverzoom.js
index 9267a6a0b..f6da5bb30 100644
--- a/js/hoverzoom.js
+++ b/js/hoverzoom.js
@@ -3087,6 +3087,138 @@ var hoverZoom = {
 
         cTimeEnd(msg);
     },
+
+    // Find key(s) in JSON object and return corresponding value(s) and path(s)
+    // If key not found then return []
+    // Search is NOT case-sensitive
+    // https://gist.github.com/killants/569c4af5f2983e340512916e15a48ac0
+    getKeysInJsonObject:function (jsonObj, searchKey, isRegex, maxDeepLevel, currDeepLevel) {
+
+        var bShowInfo = false;
+
+        maxDeepLevel = ( maxDeepLevel || maxDeepLevel == 0 ) ? maxDeepLevel : 100;
+        currDeepLevel = currDeepLevel ? currDeepLevel : 1 ;
+        isRegex = isRegex ? isRegex : false;
+
+        // check RegEx validity if needed
+        var re;
+        if (isRegex) {
+            try {
+                re = new RegExp(searchKey);
+            } catch (e) {
+                cLog(e);
+                return [];
+            }
+        }
+
+        if ( currDeepLevel > maxDeepLevel ) {
+            return [];
+        } else {
+
+            var keys = [];
+
+            for ( var curr in jsonObj ) {
+                var currElem = jsonObj[curr];
+
+                if ( currDeepLevel == 1 && bShowInfo ) { cLog("getKeysInJsonObject : Looking property \"" + curr + "\" ") }
+
+                if ( isRegex ? re.test(curr) : curr.toLowerCase() === searchKey.toLowerCase() ){
+                    var r = {};
+                    r.key = curr;
+                    r.value = currElem;
+                    r.path = '["' + curr + '"]';
+                    r.depth = currDeepLevel;
+                    keys.push( r );
+                }
+
+                if ( typeof currElem == "object" ) { // object is "object" and "array" is also in the eyes of "typeof"
+                    // search again :D
+                    var deepKeys = hoverZoom.getKeysInJsonObject( currElem, searchKey, isRegex, maxDeepLevel, currDeepLevel + 1 );
+
+                    for ( var e = 0; e < deepKeys.length; e++ ) {
+                        // update path backwards
+                        deepKeys[e].path = '["' + curr + '"]' + deepKeys[e].path;
+                        keys.push( deepKeys[e] );
+                    }
+                }
+            }
+            return keys;
+        }
+    },
+
+    // Find value(s) in JSON object and return corresponding key(s) and path(s)
+    // If value not found then return []
+    // Search is NOT case-sensitive
+    // ref: https://gist.github.com/killants/569c4af5f2983e340512916e15a48ac0
+    getValuesInJsonObject:function (jsonObj, searchValue, isRegex, isPartialMatch, isFirstMatchOnly, maxDeepLevel, currDeepLevel) {
+
+        var bShowInfo = false;
+
+        maxDeepLevel = ( maxDeepLevel || maxDeepLevel == 0 ) ? maxDeepLevel : 100;
+        currDeepLevel = currDeepLevel ? currDeepLevel : 1 ;
+        isRegex = isRegex ? isRegex : false;
+
+        // check RegEx validity if needed
+        var re;
+        if ( isRegex ) {
+            try {
+                re = new RegExp(searchValue);
+            } catch (e) {
+                cLog(e);
+                return [];
+            }
+        } else {
+            searchValue = searchValue.toString().toLowerCase();
+        }
+
+        if ( currDeepLevel > maxDeepLevel ) {
+            return [];
+        } else {
+
+            var keys = [];
+
+            for ( var curr in jsonObj ) {
+                var currElem = jsonObj[curr];
+
+                if ( currDeepLevel == 1 && bShowInfo ) { cLog("getValuesInJsonObject : Looking property \"" + curr + "\" ") }
+
+                if ( typeof currElem == "undefined" ) continue;
+
+                if ( typeof currElem == "object" ) { // object is "object" and "array" is also in the eyes of "typeof"
+                    // search again :D
+                    var deepKeys = hoverZoom.getValuesInJsonObject( currElem, searchValue, isRegex, isPartialMatch, isFirstMatchOnly, maxDeepLevel, currDeepLevel + 1 );
+                    for ( var e = 0; e < deepKeys.length; e++ ) {
+                        // update path backwards
+                        deepKeys[e].path = '["' + curr + '"]' + deepKeys[e].path;
+                        keys.push( deepKeys[e] );
+                    }
+                } else {
+
+                    if ( isRegex ? re.test(currElem) : ( isPartialMatch ? currElem.toString().toLowerCase().indexOf(searchValue) != -1 : currElem.toString().toLowerCase() === searchValue ) ){
+
+                        var r = {};
+                        r.key = curr;
+                        r.value = currElem;
+                        r.path = '["' + curr + '"]';
+                        r.depth = currDeepLevel;
+                        keys.push( r );
+                        if (isFirstMatchOnly) return keys;
+                    }
+                }
+            }
+            return keys;
+        }
+    },
+
+    // Return JSON object corresponding to path, without using the Evil eval
+    // path syntax: [key1][key2][key3]...
+    getJsonObjectFromPath:function (jsonObj, path) {
+        if (!path || path.length < 4) return jsonObj;
+        const keys = path.substr(2, path.length - 4).split('"]["');
+        let result = jsonObj;
+        keys.forEach(key => result = result[key]);
+        return result;
+    }
 };
 
 hoverZoom.loadHoverZoom();
diff --git a/plugins/startpage.js b/plugins/startpage.js
index 5b6b3d4fb..2e3f3a7a1 100644
--- a/plugins/startpage.js
+++ b/plugins/startpage.js
@@ -27,134 +27,6 @@ hoverZoomPlugins.push({
             return undefined;
         }
 
-        // Find key(s) in JSON object and return corresponding value(s) and path(s)
-        // If key not found then return []
-        // Search is NOT case-sensitive
-        // https://gist.github.com/killants/569c4af5f2983e340512916e15a48ac0
-        function getKeysInJsonObject(jsonObj, searchKey, isRegex, maxDeepLevel, currDeepLevel) {
-
-            var bShowInfo = false;
-
-            maxDeepLevel = ( maxDeepLevel || maxDeepLevel == 0 ) ? maxDeepLevel : 100;
-            currDeepLevel = currDeepLevel ? currDeepLevel : 1 ;
-            isRegex = isRegex ? isRegex : false;
-
-            // check RegEx validity if needed
-            var re;
-            if (isRegex) {
-                try {
-                    re = new RegExp(searchKey);
-                } catch (e) {
-                    cLog(e);
-                    return [];
-                }
-            }
-
-            if ( currDeepLevel > maxDeepLevel ) {
-                return [];
-            } else {
-
-                var keys = [];
-
-                for ( var curr in jsonObj ) {
-                    var currElem = jsonObj[curr];
-
-                    if ( currDeepLevel == 1 && bShowInfo ) { cLog("getKeysInJsonObject : Looking property \"" + curr + "\" ") }
-
-                    if ( isRegex ? re.test(curr) : curr.toLowerCase() === searchKey.toLowerCase() ){
-                        var r = {};
-                        r.key = curr;
-                        r.value = currElem;
-                        r.path = '["' + curr + '"]';
-                        r.depth = currDeepLevel;
-                        keys.push( r );
-                    }
-
-                    if ( typeof currElem == "object" ) { // object is "object" and "array" is also in the eyes of "typeof"
-                        // search again :D
-                        var deepKeys = getKeysInJsonObject( currElem, searchKey, isRegex, maxDeepLevel, currDeepLevel + 1 );
-
-                        for ( var e = 0; e < deepKeys.length; e++ ) {
-                            // update path backwards
-                            deepKeys[e].path = '["' + curr + '"]' + deepKeys[e].path;
-                            keys.push( deepKeys[e] );
-                        }
-                    }
-                }
-                return keys;
-            }
-        }
-
-        // Find value(s) in JSON object and return corresponding key(s) and path(s)
-        // If value not found then return []
-        // Search is NOT case-sensitive
-        // ref: https://gist.github.com/killants/569c4af5f2983e340512916e15a48ac0
-        function getValuesInJsonObject(jsonObj, searchValue, isRegex, isPartialMatch, isFirstMatchOnly, maxDeepLevel, currDeepLevel) {
-
-            var bShowInfo = false;
-
-            maxDeepLevel = ( maxDeepLevel || maxDeepLevel == 0 ) ? maxDeepLevel : 100;
-            currDeepLevel = currDeepLevel ? currDeepLevel : 1 ;
-            isRegex = isRegex ? isRegex : false;
-
-            // check RegEx validity if needed
-            var re;
-            if ( isRegex ) {
-                try {
-                    re = new RegExp(searchValue);
-                } catch (e) {
-                    cLog(e);
-                    return [];
-                }
-            } else {
-                searchValue = searchValue.toString().toLowerCase();
-            }
-
-            if ( currDeepLevel > maxDeepLevel ) {
-                return [];
-            } else {
-
-                var keys = [];
-
-                for ( var curr in jsonObj ) {
-                    var currElem = jsonObj[curr];
-
-                    if ( currDeepLevel == 1 && bShowInfo ) { cLog("getValuesInJsonObject : Looking property \"" + curr + "\" ") }
-
-                    if ( typeof currElem == "undefined" ) continue;
-
-                    if ( typeof currElem == "object" ) { // object is "object" and "array" is also in the eyes of "typeof"
-                        // search again :D
-                        var deepKeys = getValuesInJsonObject( currElem, searchValue, isRegex, isPartialMatch, isFirstMatchOnly, maxDeepLevel, currDeepLevel + 1 );
-                        for ( var e = 0; e < deepKeys.length; e++ ) {
-                            // update path backwards
-                            deepKeys[e].path = '["' + curr + '"]' + deepKeys[e].path;
-                            keys.push( deepKeys[e] );
-                        }
-                    } else {
-
-                        if ( isRegex ? re.test(currElem) : ( isPartialMatch ? currElem.toString().toLowerCase().indexOf(searchValue) != -1 : currElem.toString().toLowerCase() === searchValue ) ){
-
-                            var r = {};
-                            r.key = curr;
-                            r.value = currElem;
-                            r.path = '["' + curr + '"]';
-                            r.depth = currDeepLevel;
-                            keys.push( r );
-                            if (isFirstMatchOnly) return keys;
-                        }
-                    }
-                }
-                return keys;
-            }
-        }
-
-        // Return JSON object corresponding to path, without using the Evil eval
-        // path syntax: [key1][key2][key3]...
-        function getJsonObjectFromPath(path) {
-            return new Function('return ' + spJson + path)();
-        }
-
         //$('link[href*="proxy-image"]:not(.hoverZoomFetched)').addClass('hoverZoomFetched').each(function () {
         $('img[src*="proxy-image"]:not(.hoverZoomFetched)').addClass('hoverZoomFetched').each(function () {
             let link = $(this);
@@ -163,9 +35,9 @@ hoverZoomPlugins.push({
             // search for thumbnail url among sp data
             if (spJson.indexOf(src) == -1) return;
 
-            let values = getValuesInJsonObject(spData, src, false, true, true); // look for a partial match & stop after 1st match
+            let values = hoverZoom.getValuesInJsonObject(spData, src, false, true, true); // look for a partial match & stop after 1st match
             if (values.length == 0) return;
-            let o = getJsonObjectFromPath(values[0].path.substring(0, values[0].path.lastIndexOf('[')));
+            let o = hoverZoom.getJsonObjectFromPath(spData, values[0].path.substring(0, values[0].path.lastIndexOf('[')));
             // extract fullsize url from Object
             let fullsizeUrl = o.clickUrl || o.anonImageViewUrl;
             fullsizeUrl = fullsizeUrl.replace(/.*piurl=(.*)&sp=.*/, '$1');