diff --git a/package-lock.json b/package-lock.json
index a3676ab..5d99326 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
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+  "version": "1.2.16",
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         "https-proxy-agent": "^2.2.1"
       },
@@ -17963,6 +18018,7 @@
       "integrity": "sha512-salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "es6-promisify": "^5.0.0"
       },
@@ -17976,6 +18032,7 @@
       "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "ms": "^2.1.1"
       }
@@ -17986,6 +18043,7 @@
       "integrity": "sha512-OmvfoQ53WLjtA9HeYP9RNrWMJzzAz1JGaSFr1nijg0PVR1JaD/xbJq1mdEIIlxGpXp9eSe/O2LgU9DJmTPd0Eg==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "agent-base": "^4.3.0",
         "debug": "^3.1.0"
@@ -18000,6 +18058,7 @@
       "integrity": "sha512-1n3r/tGXO6b6VXMdFT54SHzT9ytu9yr7TaELowdYpMqY/Ao7EnlQGmAQ1+RatX7Tkkdm6hONI2owqNx2aZj5Sw==",
       "dev": true,
       "license": "BlueOak-1.0.0",
+      "optional": true,
       "engines": {
         "node": ">=11.0.0"
       }
@@ -18055,6 +18114,7 @@
       "integrity": "sha512-WH7Aldse+2P5bbFBO4Gle/nuQOdVwpHMTL6raL3uuBj/vPG07k6uzt3aiahu352ONBr5xXh0hDlM3LhtXPOC4Q==",
       "dev": true,
       "license": "Apache-2.0",
+      "optional": true,
       "dependencies": {
         "jszip": "^3.1.3",
         "rimraf": "^2.5.4",
@@ -18072,6 +18132,7 @@
       "deprecated": "Rimraf versions prior to v4 are no longer supported",
       "dev": true,
       "license": "ISC",
+      "optional": true,
       "dependencies": {
         "glob": "^7.1.3"
       },
@@ -18085,6 +18146,7 @@
       "integrity": "sha512-HXdTB7lvMwcb55XFfrTM8CPr/IYREk4hVBFaQ4b/6nInrluSL86hfHm7vu0luYKCfyBZp2trCjpc8caC3vVM3w==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "os-tmpdir": "~1.0.1"
       },
@@ -18334,14 +18396,16 @@
       "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
       "integrity": "sha512-KiKBS8AnWGEyLzofFfmvKwpdPzqiy16LvQfK3yv/fVH7Bj13/wl3JSR1J+rfgRE9q7xUJK4qvgS8raSOeLUehw==",
       "dev": true,
-      "license": "ISC"
+      "license": "ISC",
+      "optional": true
     },
     "node_modules/setimmediate": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
       "integrity": "sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA==",
       "dev": true,
-      "license": "MIT"
+      "license": "MIT",
+      "optional": true
     },
     "node_modules/setprototypeof": {
       "version": "1.2.0",
@@ -18861,6 +18925,7 @@
       "integrity": "sha512-2p2KJZTSqQ/I3+HX42EpYOa2l3f8Erv8MWKsy2I9uf4wA7yFIkXRffYdsx86y6z4vHtV8u7g+pPlr8/4ouAxsQ==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "asn1": "~0.2.3",
         "assert-plus": "^1.0.0",
@@ -19268,6 +19333,7 @@
       "integrity": "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==",
       "dev": true,
       "license": "BSD-3-Clause",
+      "optional": true,
       "dependencies": {
         "psl": "^1.1.28",
         "punycode": "^2.1.1"
@@ -19282,6 +19348,7 @@
       "integrity": "sha512-vYt7UD1U9Wg6138shLtLOvdAu+8DsC/ilFtEVHcH+wydcSpNE20AfSOduf6MkRFahL5FY7X1oU7nKVZFtfq8Fg==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "engines": {
         "node": ">=6"
       }
@@ -19649,6 +19716,7 @@
       "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
       "dev": true,
       "license": "Apache-2.0",
+      "optional": true,
       "dependencies": {
         "safe-buffer": "^5.0.1"
       },
@@ -19661,7 +19729,8 @@
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
       "integrity": "sha512-KXXFFdAbFXY4geFIwoyNK+f5Z1b7swfXABfL7HXCmoIWMKU3dmS26672A4EeQtDzLKy7SXmfBu51JolvEKwtGA==",
       "dev": true,
-      "license": "Unlicense"
+      "license": "Unlicense",
+      "optional": true
     },
     "node_modules/type-check": {
       "version": "0.4.0",
@@ -19947,6 +20016,7 @@
       "deprecated": "Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "bin": {
         "uuid": "bin/uuid"
       }
@@ -19998,6 +20068,7 @@
         "node >=0.6.0"
       ],
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
@@ -20009,7 +20080,8 @@
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
       "integrity": "sha512-3lqz5YjWTYnW6dlDa5TLaTCcShfar1e40rmcJVwCBJC6mWlFuj0eCHIElmG1g5kyuJ/GD+8Wn4FFCcz4gJPfaQ==",
       "dev": true,
-      "license": "MIT"
+      "license": "MIT",
+      "optional": true
     },
     "node_modules/vite": {
       "version": "7.3.0",
@@ -20145,6 +20217,7 @@
       "integrity": "sha512-lcUKrjbBfCK6MNsh7xaY2UAUmZwe+/ib03AjVOpFobX4O7+83BUveSrLfU0Qsyb1DaKJdQRbuU+kM9aZ6QUhiQ==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "@types/selenium-webdriver": "^3.0.0",
         "selenium-webdriver": "^3.0.1"
@@ -20159,6 +20232,7 @@
       "integrity": "sha512-Yl113uKm8z4m/KMUVWHq1Sjtla2uxEBtx2Ue3AmIlnlPAKloDn/Lvmy6pqWCUersVISpdMeVpAaGbNnvMuT2LQ==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "adm-zip": "^0.5.2",
         "chalk": "^1.1.1",
@@ -20185,6 +20259,7 @@
       "integrity": "sha512-TIGnTpdo+E3+pCyAluZvtED5p5wCqLdezCyhPZzKPcxvFplEt4i+W7OONCKgeZFT3+y5NZZfOOS/Bdcanm1MYA==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -20195,6 +20270,7 @@
       "integrity": "sha512-kmCevFghRiWM7HB5zTPULl4r9bVFSWjz62MhqizDGUrq2NWuNMQyuv4tHHoKJHs69M/MF64lEcHdYIocrdWQYA==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -20205,6 +20281,7 @@
       "integrity": "sha512-U3lRVLMSlsCfjqYPbLyVv11M9CPW4I728d6TCKMAOJueEeB9/8o+eSsMnxPJD+Q+K909sdESg7C+tIkoH6on1A==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "ansi-styles": "^2.2.1",
         "escape-string-regexp": "^1.0.2",
@@ -20222,6 +20299,7 @@
       "integrity": "sha512-vbRorB5FUQWvla16U8R/qgaFIya2qGzwDrNmCZuYKrbdSUMG6I1ZCGQRefkRVhuOkIGVne7BQ35DSfo1qvJqFg==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "engines": {
         "node": ">=0.8.0"
       }
@@ -20231,7 +20309,8 @@
       "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.8.tgz",
       "integrity": "sha512-JV/yugV2uzW5iMRSiZAyDtQd+nxtUnjeLt0acNdw98kKLrvuRVyB80tsREOE7yvGVgalhZ6RNXCmEHkUKBKxew==",
       "dev": true,
-      "license": "ISC"
+      "license": "ISC",
+      "optional": true
     },
     "node_modules/webdriver-manager/node_modules/rimraf": {
       "version": "2.7.1",
@@ -20240,6 +20319,7 @@
       "deprecated": "Rimraf versions prior to v4 are no longer supported",
       "dev": true,
       "license": "ISC",
+      "optional": true,
       "dependencies": {
         "glob": "^7.1.3"
       },
@@ -20253,6 +20333,7 @@
       "integrity": "sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g==",
       "dev": true,
       "license": "ISC",
+      "optional": true,
       "bin": {
         "semver": "bin/semver"
       }
@@ -20263,6 +20344,7 @@
       "integrity": "sha512-VhumSSbBqDTP8p2ZLKj40UjBCV4+v8bUSEpUb4KjRgWk9pbqGF4REFj6KEagidb2f/M6AzC0EmFyDNGaw9OCzg==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "ansi-regex": "^2.0.0"
       },
@@ -20276,6 +20358,7 @@
       "integrity": "sha512-KKNVtd6pCYgPIKU4cp2733HWYCpplQhddZLBUryaAHou723x+FRzQ5Df824Fj+IyyuiQTRoub4SnIFfIcrp70g==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "engines": {
         "node": ">=0.8.0"
       }
@@ -21046,7 +21129,8 @@
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.1.tgz",
       "integrity": "sha512-iBdZ57RDvnOR9AGBhML2vFZf7h8vmBjhoaZqODJBFWHVtKkDmKuHai3cx5PgVMrX5YDNp27AofYbAwctSS+vhQ==",
       "dev": true,
-      "license": "ISC"
+      "license": "ISC",
+      "optional": true
     },
     "node_modules/wildcard": {
       "version": "2.0.1",
@@ -21203,6 +21287,7 @@
       "integrity": "sha512-ySPiMjM0+pLDftHgXY4By0uswI3SPKLDw/i3UXbnO8M/p28zqexCUoPmQFrYD+/1BzhGJSs2i1ERWKJAtiLrug==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
         "sax": ">=0.6.0",
         "xmlbuilder": "~11.0.0"
@@ -21217,6 +21302,7 @@
       "integrity": "sha512-fDlsI/kFEx7gLvbecc0/ohLG50fugQp8ryHzMTuW9vSa1GJ0XYWKnhsUx7oie3G98+r56aTQIUB4kht42R3JvA==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "engines": {
         "node": ">=4.0"
       }
diff --git a/package.json b/package.json
index 443e27c..57f9b41 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "scrum-timer",
-  "version": "1.2.15",
+  "version": "1.2.16",
   "license": "MIT",
   "scripts": {
     "ng": "ng",
@@ -23,14 +23,13 @@
     "@angular/forms": "^21.1.0",
     "@angular/platform-browser": "^21.1.0",
     "@angular/platform-browser-dynamic": "^21.1.0",
-    "@babel/polyfill": "^7.12.1",
     "bootstrap": "^5.3.8",
     "core-js": "^3.47.0",
     "diff": "^8.0.2",
     "font-awesome": "^4.7.0",
     "jquery": "^3.7.1",
     "npm": "^11.6.4",
-    "popper.js": "^1.16.1",
+    "@popperjs/core": "^2.11.8",
     "rxjs": "^7.8.2",
     "rxjs-compat": "^6.6.7",
     "tether": "^2.0.0",
@@ -61,7 +60,6 @@
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "^2.1.0",
     "karma-junit-reporter": "^2.0.1",
-    "protractor": "^7.0.0",
     "ts-node": "~10.9.2",
     "typescript-eslint": "8.53.1"
   }
diff --git a/src/app/components/navbar/navbar.component.ts b/src/app/components/navbar/navbar.component.ts
index 64a0f5d..8864067 100644
--- a/src/app/components/navbar/navbar.component.ts
+++ b/src/app/components/navbar/navbar.component.ts
@@ -1,4 +1,4 @@
-import { Component, OnInit, inject } from '@angular/core';
+import { Component, OnInit, inject, isDevMode } from '@angular/core';
 import { NavbarService } from '../../services/navbar/navbar.service';
 
 @Component({
@@ -28,7 +28,9 @@ export class NavbarComponent implements OnInit {
       this.noOpener = true;
       openerMessage = 'Displaying pop out link';
     }
-    console.info(openerMessage);
+    if( isDevMode() ) {
+      console.info(openerMessage);
+  }
   }
 
   openScrumTimer() {
diff --git a/src/app/components/participant-list/participant-list.component.html b/src/app/components/participant-list/participant-list.component.html
index e39bdd1..c2c92a1 100644
--- a/src/app/components/participant-list/participant-list.component.html
+++ b/src/app/components/participant-list/participant-list.component.html
@@ -10,7 +10,7 @@
           </tr>
         </thead>
         <tbody>
-          @for (participant of participantList; track participant) {
+          @for (participant of participantList; track participant.init) {
             <tr>
               <td>
                 {{ participant.init }}
diff --git a/src/app/components/participant-list/participant-list.component.ts b/src/app/components/participant-list/participant-list.component.ts
index b341454..3843663 100644
--- a/src/app/components/participant-list/participant-list.component.ts
+++ b/src/app/components/participant-list/participant-list.component.ts
@@ -4,11 +4,11 @@ import { ParticipantService } from '../../services/participant/participant.servi
 
 
 @Component({
-    selector: 'app-participant-list',
-    templateUrl: './participant-list.component.html',
-    styleUrls: ['./participant-list.component.css'],
-    // eslint-disable-next-line @angular-eslint/prefer-standalone
-    standalone: false
+  selector: 'app-participant-list',
+  templateUrl: './participant-list.component.html',
+  styleUrls: ['./participant-list.component.css'],
+  // eslint-disable-next-line @angular-eslint/prefer-standalone
+  standalone: false
 })
 export class ParticipantListComponent implements OnInit {
   init = '';
@@ -16,18 +16,18 @@ export class ParticipantListComponent implements OnInit {
   participantList: Participant[];
   jsonParticipants = '';
 
-  public participantService =  inject(ParticipantService);
+  public participantService = inject(ParticipantService);
 
   ngOnInit() {
     this.participantList = this.participantService.getParticipants();
     // check for updated remote participants
-    if(this.participantService.settings.usesRemoteParticipantList()){
+    if (this.participantService.settings.usesRemoteParticipantList()) {
       this.participantService.updateRemoteParticipants();
     }
   }
 
   addParticipant() {
-    if (this.init.length > 1 && this.name.length > 2){
+    if (this.init.length > 1 && this.name.length > 2) {
       this.participantService.addParticipant(new Participant(this.init, this.name));
     }
     this.init = '';
@@ -54,12 +54,16 @@ export class ParticipantListComponent implements OnInit {
 
 
   isJsonString(str) {
-    try {
-      JSON.parse(str);
-    } catch (e) {
-      console.log(e.message);
+    if (str.length > 2) {
+      try {
+        JSON.parse(str);
+      } catch (e) {
+        console.log(e.message);
+        return false;
+      }
+      return true;
+    } else {
       return false;
     }
-    return true;
   }
 }
diff --git a/src/app/components/timer/timer.component.html b/src/app/components/timer/timer.component.html
index 637b5bb..340c622 100644
--- a/src/app/components/timer/timer.component.html
+++ b/src/app/components/timer/timer.component.html
@@ -111,18 +111,18 @@ <h4>Participants
                           </button>
                         </h4>
                         <ul class="participant-list list-group">
-                          @for (p of participantList; track p; let i = $index) {
+                          @for (p of participantList; track p.init; let i = $index) {
                             <li class="list-group-item" [ngClass]="{'text-success' : i === 0, 'text-primary': i === 1}">
                               <button class="btn btn-outline-secondary btn-sm" (click)="markAbsent(p)" title="Mark as absent" [disabled]="participantList.length <= 2 || (i === 0 && timerActive)">
                                 <i class="fa fa-minus-circle"></i>
                               </button> {{ p.name }} [{{ p.init }}]</li>
                             }
-                            @for (dp of doneParticipants; track dp) {
+                            @for (dp of doneParticipants; track dp.init) {
                               <li class="list-group-item list-group-item-secondary"> {{ dp.name }} [{{ dp.init }}] -
                                 <span [ngClass]="{'text-danger' : dp.time >= individualTime}">{{ dp.time | secs }}</span>
                               </li>
                             }
-                            @for (ap of absentParticipants; track ap) {
+                            @for (ap of absentParticipants; track ap.init) {
                               <li class="list-group-item list-group-item-danger">
                                 <button class="btn btn-outline-secondary btn-sm" (click)="markPresent(ap)" title="Mark as present">
                                   <i class="fa fa-plus-circle"></i>
diff --git a/src/app/components/timer/timer.component.ts b/src/app/components/timer/timer.component.ts
index a0f1e3f..a96a2ab 100644
--- a/src/app/components/timer/timer.component.ts
+++ b/src/app/components/timer/timer.component.ts
@@ -1,5 +1,5 @@
 import { SettingsService } from '../../services/settings/settings.service';
-import { Component, OnInit, inject } from '@angular/core';
+import { Component, OnInit, inject, ChangeDetectorRef } from '@angular/core';
 import { Participant } from '../../models/Participant';
 import { ParticipantService } from '../../services/participant/participant.service';
 import { NavbarService } from '../../services/navbar/navbar.service';
@@ -7,17 +7,18 @@ import { Subscription, timer } from 'rxjs';
 import { ActivatedRoute } from '@angular/router';
 
 @Component({
-    selector: 'app-timer',
-    templateUrl: './timer.component.html',
-    styleUrls: ['./timer.component.css'],
-    // eslint-disable-next-line @angular-eslint/prefer-standalone
-    standalone: false
+  selector: 'app-timer',
+  templateUrl: './timer.component.html',
+  styleUrls: ['./timer.component.css'],
+  // eslint-disable-next-line @angular-eslint/prefer-standalone
+  standalone: false
 })
 export class TimerComponent implements OnInit {
-    private activatedRoute =  inject(ActivatedRoute);
-    private nav = inject(NavbarService);
-    public participantService = inject(ParticipantService);
-    public settingsService = inject(SettingsService);
+  private activatedRoute = inject(ActivatedRoute);
+  private nav = inject(NavbarService);
+  public participantService = inject(ParticipantService);
+  public settingsService = inject(SettingsService);
+  private cdr = inject(ChangeDetectorRef);
 
   timerSubscription: Subscription;
   participantList: Participant[];
@@ -45,7 +46,7 @@ export class TimerComponent implements OnInit {
   currentElapsed = 0;
   timerActive = false;
 
-  
+
 
   ngOnInit() {
     this.participantList = this.participantService.getParticipants();
@@ -59,9 +60,9 @@ export class TimerComponent implements OnInit {
       this.individualTime = this.individualMaxTime;
     }
     //console.info('[Scrumtimer] Timer init');
-    if(this.activatedRoute['_routerState'].snapshot.url === '/popin'){
+    if (this.activatedRoute['_routerState'].snapshot.url === '/popin') {
       this.nav.hide();
-    }else{
+    } else {
       this.nav.show();
     }
   }
@@ -94,7 +95,7 @@ export class TimerComponent implements OnInit {
         this.individualTime = 1;
       } else {
         this.individualTime = Math.round(
-          (this.settingsService.getGlobalMaxTime() - this.totalElapsed )/
+          (this.settingsService.getGlobalMaxTime() - this.totalElapsed) /
           (this.participantList.length)
         );
       }
@@ -103,145 +104,145 @@ export class TimerComponent implements OnInit {
     }
     this.future.setSeconds(this.future.getSeconds() + this.individualTime);
 
-    this.timerSubscription = source.subscribe(val => {
+    this.timerSubscription = source.subscribe(tick => {
       this.currentDiff = Math.floor((this.future.getTime() - new Date().getTime()) / 1000);
       this.currentElapsed = this.individualTime - this.currentDiff;
       this.currentPercent = Math.round((this.currentElapsed / this.individualTime) * 100);
       this.currentTotalElapsed = this.totalElapsed + this.currentElapsed;
-      this.totalTimePercent = Math.round(((this.totalElapsed + this.currentElapsed) / this.totalMaxTime) * 100) ;
-      console.log("timer: " + val);
+      this.totalTimePercent = Math.round(((this.totalElapsed + this.currentElapsed) / this.totalMaxTime) * 100);
+      //console.log("timer: " + tick + " currentElapsed: " + this.currentElapsed + " currentPercent: " + this.currentPercent);
+      this.cdr.markForCheck();
     });
 
     this.timerActive = true;
   }
 
-
   nextParticipant() {
-    // save time for participant
-    this.participantList[0].time = this.currentElapsed;
-    // add up total elapsed time
-    this.totalElapsed += this.currentElapsed;
-    this.currentElapsed = 0;
-    this.currentDiff = 0;
-    this.currentPercent = 0;
-    // move first Participant to done participants
-    this.doneParticipants.push(this.participantList[0]);
-    // remove the top participant
-    this.participantList.splice(0, 1);
-    if (this.participantList.length > 0) {
-      this.currentParticipant = this.participantList[0];
-    } else {
-      this.currentParticipant = new Participant('', '');
+  // save time for participant
+  this.participantList[0].time = this.currentElapsed;
+  // add up total elapsed time
+  this.totalElapsed += this.currentElapsed;
+  this.currentElapsed = 0;
+  this.currentDiff = 0;
+  this.currentPercent = 0;
+  // move first Participant to done participants
+  this.doneParticipants.push(this.participantList[0]);
+  // remove the top participant
+  this.participantList.splice(0, 1);
+  if (this.participantList.length > 0) {
+    this.currentParticipant = this.participantList[0];
+  } else {
+    this.currentParticipant = new Participant('', '');
 
-    }
-    this.totalPercent = Math.round((this.doneParticipants.length / (this.participantList.length + this.doneParticipants.length)) * 100);
-    this.totalTimePercent = Math.round(((this.totalElapsed + this.currentElapsed) / this.totalMaxTime) * 100) ;
-    this.currentPercent = 0;
-    this.currentDiff = 0;
-    this.currentPercent = 0;
-    this.timerActive = false;
-    // stop timer
-    this.timerSubscription.unsubscribe();
-    this.startTimer();
   }
+  this.totalPercent = Math.round((this.doneParticipants.length / (this.participantList.length + this.doneParticipants.length)) * 100);
+  this.totalTimePercent = Math.round(((this.totalElapsed + this.currentElapsed) / this.totalMaxTime) * 100);
+  this.currentPercent = 0;
+  this.currentDiff = 0;
+  this.currentPercent = 0;
+  this.timerActive = false;
+  // stop timer
+  this.timerSubscription.unsubscribe();
+  this.startTimer();
+}
 
-  resetTimer() {
-
-    this.stopTimer();
-
-    // move all participants from done to present
-    for (let i = this.doneParticipants.length - 1; i >= 0; i--) {
-      // reset time taken
-      this.doneParticipants[i].time = 0;
-      this.participantList.push(this.doneParticipants[i]);
-      this.doneParticipants.splice(i, 1);
-    }
+resetTimer() {
 
-    // reset timers
-    this.totalElapsed = 0;
-    this.totalPercent = 0;
-    this.totalTimePercent = 0;
-    this.currentTotalElapsed = 0;
-    this.currentPercent = 0;
-    this.currentDiff = 0;
-    this.currentParticipant = this.participantList[0];
-    this.currentPercent = 0;
-    this.currentElapsed = 0;
-    this.individualTime = Math.round(
-      this.settingsService.getGlobalMaxTime() /
-      this.participantList.length
-    );
+  this.stopTimer();
 
-    this.sortParticipants();
+  // move all participants from done to present
+  for (let i = this.doneParticipants.length - 1; i >= 0; i--) {
+    // reset time taken
+    this.doneParticipants[i].time = 0;
+    this.participantList.push(this.doneParticipants[i]);
+    this.doneParticipants.splice(i, 1);
   }
 
-  /**
-   * Shuffles an array pseudo-randomly
-   *
-   * @param array
-   */
-  shuffle(array: Participant[]) {
-    let currentIndex = array.length, temporaryValue: Participant, randomIndex: number;
-
-    // While there remain elements to shuffle...
-    while (0 !== currentIndex) {
-
-      // Pick a remaining element...
-      randomIndex = Math.floor(Math.random() * currentIndex);
-      currentIndex -= 1;
-
-      // And swap it with the current element.
-      temporaryValue = array[currentIndex];
-      array[currentIndex] = array[randomIndex];
-      array[randomIndex] = temporaryValue;
-    }
+  // reset timers
+  this.totalElapsed = 0;
+  this.totalPercent = 0;
+  this.totalTimePercent = 0;
+  this.currentTotalElapsed = 0;
+  this.currentPercent = 0;
+  this.currentDiff = 0;
+  this.currentParticipant = this.participantList[0];
+  this.currentPercent = 0;
+  this.currentElapsed = 0;
+  this.individualTime = Math.round(
+    this.settingsService.getGlobalMaxTime() /
+    this.participantList.length
+  );
+
+  this.sortParticipants();
+}
 
-    return array;
+/**
+ * Shuffles an array pseudo-randomly
+ *
+ * @param array
+ */
+shuffle(array: Participant[]) {
+  let currentIndex = array.length, temporaryValue: Participant, randomIndex: number;
+
+  // While there remain elements to shuffle...
+  while (0 !== currentIndex) {
+
+    // Pick a remaining element...
+    randomIndex = Math.floor(Math.random() * currentIndex);
+    currentIndex -= 1;
+
+    // And swap it with the current element.
+    temporaryValue = array[currentIndex];
+    array[currentIndex] = array[randomIndex];
+    array[randomIndex] = temporaryValue;
   }
 
-  shuffleParticipants() {
-    this.participantList = this.shuffle(this.participantList);
-    this.currentParticipant = this.participantList[0];
-  }
+  return array;
+}
 
-  sortParticipants() {
-    this.participantList.sort(function(a, b){
-      return a.name.localeCompare(b.name);
-    });
-    this.currentParticipant = this.participantList[0];
-  }
+shuffleParticipants() {
+  this.participantList = this.shuffle(this.participantList);
+  this.currentParticipant = this.participantList[0];
+}
 
+sortParticipants() {
+  this.participantList.sort(function (a, b) {
+    return a.name.localeCompare(b.name);
+  });
+  this.currentParticipant = this.participantList[0];
+}
 
-  /**
-   * Mark participant as absent.
-   *
-   * note that the last two participants cannot be marked as absent.
-   *
-   * @param participant Participant to mark as absent
-   */
-  markAbsent(participant: Participant): boolean {
-    if (this.participantList.length <= 2) {
-      console.warn('Cannot mark the last two participants absent.');
-      return false;
-    } else {
-      const idx: number = this.participantList.indexOf(participant);
-      this.absentParticipants.push(participant);
-      this.participantList.splice(idx, 1);
-      this.currentParticipant = this.participantList[0];
-      return true;
-    }
-  }
 
-  /**
-   * Mark participant as present.
-   *
-   * @param participant Participant to mark as present
-   */
-  markPresent(participant: Participant) {
-    const idx: number = this.absentParticipants.indexOf(participant);
-    this.participantList.push(participant);
-    this.absentParticipants.splice(idx, 1);
+/**
+ * Mark participant as absent.
+ *
+ * note that the last two participants cannot be marked as absent.
+ *
+ * @param participant Participant to mark as absent
+ */
+markAbsent(participant: Participant): boolean {
+  if (this.participantList.length <= 2) {
+    console.warn('Cannot mark the last two participants absent.');
+    return false;
+  } else {
+    const idx: number = this.participantList.indexOf(participant);
+    this.absentParticipants.push(participant);
+    this.participantList.splice(idx, 1);
+    this.currentParticipant = this.participantList[0];
+    return true;
   }
+}
+
+/**
+ * Mark participant as present.
+ *
+ * @param participant Participant to mark as present
+ */
+markPresent(participant: Participant) {
+  const idx: number = this.absentParticipants.indexOf(participant);
+  this.participantList.push(participant);
+  this.absentParticipants.splice(idx, 1);
+}
 
 
 }