diff --git a/bootstrap/js/bootbox.all.min.js b/bootstrap/js/bootbox.all.min.js
new file mode 100644
index 00000000..feecd0a8
--- /dev/null
+++ b/bootstrap/js/bootbox.all.min.js
@@ -0,0 +1,6 @@
+/**
+ * bootbox.js 5.1.3
+ *
+ * http://bootboxjs.com/license.txt
+ */
+!function(t,e){'use strict';'function'==typeof define&&define.amd?define(['jquery'],e):'object'==typeof exports?module.exports=e(require('jquery')):t.bootbox=e(t.jQuery)}(this,function e(p,u){'use strict';var r,n,i,l;Object.keys||(Object.keys=(r=Object.prototype.hasOwnProperty,n=!{toString:null}.propertyIsEnumerable('toString'),l=(i=['toString','toLocaleString','valueOf','hasOwnProperty','isPrototypeOf','propertyIsEnumerable','constructor']).length,function(t){if('function'!=typeof t&&('object'!=typeof t||null===t))throw new TypeError('Object.keys called on non-object');var e,o,a=[];for(e in t)r.call(t,e)&&a.push(e);if(n)for(o=0;o<l;o++)r.call(t,i[o])&&a.push(i[o]);return a}));var d={};d.VERSION='5.0.0';var b={ar:{OK:"موافق",CANCEL:"الغاء",CONFIRM:"تأكيد"},bg_BG:{OK:"Ок",CANCEL:"Отказ",CONFIRM:"Потвърждавам"},br:{OK:"OK",CANCEL:"Cancelar",CONFIRM:"Sim"},cs:{OK:"OK",CANCEL:"Zrušit",CONFIRM:"Potvrdit"},da:{OK:"OK",CANCEL:"Annuller",CONFIRM:"Accepter"},de:{OK:"OK",CANCEL:"Abbrechen",CONFIRM:"Akzeptieren"},el:{OK:"Εντάξει",CANCEL:"Ακύρωση",CONFIRM:"Επιβεβαίωση"},en:{OK:"OK",CANCEL:"Cancel",CONFIRM:"OK"},es:{OK:"OK",CANCEL:"Cancelar",CONFIRM:"Aceptar"},eu:{OK:"OK",CANCEL:"Ezeztatu",CONFIRM:"Onartu"},et:{OK:"OK",CANCEL:"Katkesta",CONFIRM:"OK"},fa:{OK:"قبول",CANCEL:"لغو",CONFIRM:"تایید"},fi:{OK:"OK",CANCEL:"Peruuta",CONFIRM:"OK"},fr:{OK:"OK",CANCEL:"Annuler",CONFIRM:"Confirmer"},he:{OK:"אישור",CANCEL:"ביטול",CONFIRM:"אישור"},hu:{OK:"OK",CANCEL:"Mégsem",CONFIRM:"Megerősít"},hr:{OK:"OK",CANCEL:"Odustani",CONFIRM:"Potvrdi"},id:{OK:"OK",CANCEL:"Batal",CONFIRM:"OK"},it:{OK:"OK",CANCEL:"Annulla",CONFIRM:"Conferma"},ja:{OK:"OK",CANCEL:"キャンセル",CONFIRM:"確認"},lt:{OK:"Gerai",CANCEL:"Atšaukti",CONFIRM:"Patvirtinti"},lv:{OK:"Labi",CANCEL:"Atcelt",CONFIRM:"Apstiprināt"},nl:{OK:"OK",CANCEL:"Annuleren",CONFIRM:"Accepteren"},no:{OK:"OK",CANCEL:"Avbryt",CONFIRM:"OK"},pl:{OK:"OK",CANCEL:"Anuluj",CONFIRM:"Potwierdź"},pt:{OK:"OK",CANCEL:"Cancelar",CONFIRM:"Confirmar"},ru:{OK:"OK",CANCEL:"Отмена",CONFIRM:"Применить"},sk:{OK:"OK",CANCEL:"Zrušiť",CONFIRM:"Potvrdiť"},sl:{OK:"OK",CANCEL:"Prekliči",CONFIRM:"Potrdi"},sq:{OK:"OK",CANCEL:"Anulo",CONFIRM:"Prano"},sv:{OK:"OK",CANCEL:"Avbryt",CONFIRM:"OK"},sw:{OK:'Sawa',CANCEL:'Ghairi',CONFIRM:'Thibitisha'},ta:{OK:'சரி',CANCEL:'ரத்து செய்',CONFIRM:'உறுதி செய்'},th:{OK:"ตกลง",CANCEL:"ยกเลิก",CONFIRM:"ยืนยัน"},tr:{OK:"Tamam",CANCEL:"İptal",CONFIRM:"Onayla"},uk:{OK:"OK",CANCEL:"Відміна",CONFIRM:"Прийняти"},zh_CN:{OK:"OK",CANCEL:"取消",CONFIRM:"确认"},zh_TW:{OK:"OK",CANCEL:"取消",CONFIRM:"確認"}},f={dialog:"<div class=\"bootbox modal\" tabindex=\"-1\" role=\"dialog\" aria-hidden=\"true\"><div class=\"modal-dialog\"><div class=\"modal-content\"><div class=\"modal-body\"><div class=\"bootbox-body\"></div></div></div></div></div>",header:"<div class=\"modal-header\"><h5 class=\"modal-title\"></h5></div>",footer:'<div class="modal-footer"></div>',closeButton:'<button type="button" class="bootbox-close-button close" aria-hidden="true">&times;</button>',form:'<form class="bootbox-form"></form>',button:'<button type="button" class="btn"></button>',option:'<option></option>',promptMessage:'<div class="bootbox-prompt-message"></div>',inputs:{text:'<input class="bootbox-input bootbox-input-text form-control" autocomplete="off" type="text" />',textarea:'<textarea class="bootbox-input bootbox-input-textarea form-control"></textarea>',email:'<input class="bootbox-input bootbox-input-email form-control" autocomplete="off" type="email" />',select:'<select class="bootbox-input bootbox-input-select form-control"></select>',checkbox:'<div class="form-check checkbox"><label class="form-check-label"><input class="form-check-input bootbox-input bootbox-input-checkbox" type="checkbox" /></label></div>',radio:'<div class="form-check radio"><label class="form-check-label"><input class="form-check-input bootbox-input bootbox-input-radio" type="radio" name="bootbox-radio" /></label></div>',date:'<input class="bootbox-input bootbox-input-date form-control" autocomplete="off" type="date" />',time:'<input class="bootbox-input bootbox-input-time form-control" autocomplete="off" type="time" />',number:'<input class="bootbox-input bootbox-input-number form-control" autocomplete="off" type="number" />',password:'<input class="bootbox-input bootbox-input-password form-control" autocomplete="off" type="password" />',range:'<input class="bootbox-input bootbox-input-range form-control-range" autocomplete="off" type="range" />'}},m={locale:'en',backdrop:'static',animate:!0,className:null,closeButton:!0,show:!0,container:'body',value:'',inputType:'text',swapButtonOrder:!1,centerVertical:!1,multiple:!1,scrollable:!1};function c(t,e,o){return p.extend(!0,{},t,function(t,e){var o=t.length,a={};if(o<1||2<o)throw new Error('Invalid argument length');return 2===o||'string'==typeof t[0]?(a[e[0]]=t[0],a[e[1]]=t[1]):a=t[0],a}(e,o))}function h(t,e,o,a){var r;a&&a[0]&&(r=a[0].locale||m.locale,(a[0].swapButtonOrder||m.swapButtonOrder)&&(e=e.reverse()));var n,i,l,s={className:'bootbox-'+t,buttons:function(t,e){for(var o={},a=0,r=t.length;a<r;a++){var n=t[a],i=n.toLowerCase(),l=n.toUpperCase();o[i]={label:(s=l,c=e,void 0,p=b[c],p?p[s]:b.en[s])}}var s,c,p;return o}(e,r)};return n=c(s,a,o),l={},O(i=e,function(t,e){l[e]=!0}),O(n.buttons,function(t){if(l[t]===u)throw new Error('button key "'+t+'" is not allowed (options are '+i.join(' ')+')')}),n}function C(t){return Object.keys(t).length}function O(t,o){var a=0;p.each(t,function(t,e){o(t,e,a++)})}function v(t,e,o){t.stopPropagation(),t.preventDefault(),p.isFunction(o)&&!1===o.call(e,t)||e.modal('hide')}function w(t){return/([01][0-9]|2[0-3]):[0-5][0-9]?:[0-5][0-9]/.test(t)}function g(t){return/(\d{4})-(\d{2})-(\d{2})/.test(t)}return d.locales=function(t){return t?b[t]:b},d.addLocale=function(t,o){return p.each(['OK','CANCEL','CONFIRM'],function(t,e){if(!o[e])throw new Error('Please supply a translation for "'+e+'"')}),b[t]={OK:o.OK,CANCEL:o.CANCEL,CONFIRM:o.CONFIRM},d},d.removeLocale=function(t){if('en'===t)throw new Error('"en" is used as the default and fallback locale and cannot be removed.');return delete b[t],d},d.setLocale=function(t){return d.setDefaults('locale',t)},d.setDefaults=function(){var t={};return 2===arguments.length?t[arguments[0]]=arguments[1]:t=arguments[0],p.extend(m,t),d},d.hideAll=function(){return p('.bootbox').modal('hide'),d},d.init=function(t){return e(t||p)},d.dialog=function(t){if(p.fn.modal===u)throw new Error("\"$.fn.modal\" is not defined; please double check you have included the Bootstrap JavaScript library. See http://getbootstrap.com/javascript/ for more details.");if(t=function(r){var n,i;if('object'!=typeof r)throw new Error('Please supply an object of options');if(!r.message)throw new Error('"message" option must not be null or an empty string.');(r=p.extend({},m,r)).buttons||(r.buttons={});return n=r.buttons,i=C(n),O(n,function(t,e,o){if(p.isFunction(e)&&(e=n[t]={callback:e}),'object'!==p.type(e))throw new Error('button with key "'+t+'" must be an object');if(e.label||(e.label=t),!e.className){var a=!1;a=r.swapButtonOrder?0===o:o===i-1,e.className=i<=2&&a?'btn-primary':'btn-secondary btn-default'}}),r}(t),p.fn.modal.Constructor.VERSION){t.fullBootstrapVersion=p.fn.modal.Constructor.VERSION;var e=t.fullBootstrapVersion.indexOf('.');t.bootstrap=t.fullBootstrapVersion.substring(0,e)}else t.bootstrap='2',t.fullBootstrapVersion='2.3.2',console.warn('Bootbox will *mostly* work with Bootstrap 2, but we do not officially support it. Please upgrade, if possible.');var o=p(f.dialog),a=o.find('.modal-dialog'),r=o.find('.modal-body'),n=p(f.header),i=p(f.footer),l=t.buttons,s={onEscape:t.onEscape};if(r.find('.bootbox-body').html(t.message),0<C(t.buttons)&&(O(l,function(t,e){var o=p(f.button);switch(o.data('bb-handler',t),o.addClass(e.className),t){case'ok':case'confirm':o.addClass('bootbox-accept');break;case'cancel':o.addClass('bootbox-cancel')}o.html(e.label),i.append(o),s[t]=e.callback}),r.after(i)),!0===t.animate&&o.addClass('fade'),t.className&&o.addClass(t.className),t.size)switch(t.fullBootstrapVersion.substring(0,3)<'3.1'&&console.warn('"size" requires Bootstrap 3.1.0 or higher. You appear to be using '+t.fullBootstrapVersion+'. Please upgrade to use this option.'),t.size){case'small':case'sm':a.addClass('modal-sm');break;case'large':case'lg':a.addClass('modal-lg');break;case'xl':case'extra-large':t.fullBootstrapVersion.substring(0,3)<'4.2'&&console.warn('Using size "xl"/"extra-large" requires Bootstrap 4.2.0 or higher. You appear to be using '+t.fullBootstrapVersion+'. Please upgrade to use this option.'),a.addClass('modal-xl')}if(t.scrollable&&(t.fullBootstrapVersion.substring(0,3)<'4.3'&&console.warn('Using "scrollable" requires Bootstrap 4.3.0 or higher. You appear to be using '+t.fullBootstrapVersion+'. Please upgrade to use this option.'),a.addClass('modal-dialog-scrollable')),t.title&&(r.before(n),o.find('.modal-title').html(t.title)),t.closeButton){var c=p(f.closeButton);t.title?3<t.bootstrap?o.find('.modal-header').append(c):o.find('.modal-header').prepend(c):c.prependTo(r)}return t.centerVertical&&(t.fullBootstrapVersion<'4.0.0'&&console.warn('"centerVertical" requires Bootstrap 4.0.0-beta.3 or higher. You appear to be using '+t.fullBootstrapVersion+'. Please upgrade to use this option.'),a.addClass('modal-dialog-centered')),o.one('hide.bs.modal',function(t){t.target===this&&(o.off('escape.close.bb'),o.off('click'))}),o.one('hidden.bs.modal',function(t){t.target===this&&o.remove()}),o.one('shown.bs.modal',function(){o.find('.bootbox-accept:first').trigger('focus')}),'static'!==t.backdrop&&o.on('click.dismiss.bs.modal',function(t){o.children('.modal-backdrop').length&&(t.currentTarget=o.children('.modal-backdrop').get(0)),t.target===t.currentTarget&&o.trigger('escape.close.bb')}),o.on('escape.close.bb',function(t){s.onEscape&&v(t,o,s.onEscape)}),o.on('click','.modal-footer button:not(.disabled)',function(t){var e=p(this).data('bb-handler');v(t,o,s[e])}),o.on('click','.bootbox-close-button',function(t){v(t,o,s.onEscape)}),o.on('keyup',function(t){27===t.which&&o.trigger('escape.close.bb')}),p(t.container).append(o),o.modal({backdrop:!!t.backdrop&&'static',keyboard:!1,show:!1}),t.show&&o.modal('show'),o},d.alert=function(){var t;if((t=h('alert',['ok'],['message','callback'],arguments)).callback&&!p.isFunction(t.callback))throw new Error('alert requires the "callback" property to be a function when provided');return t.buttons.ok.callback=t.onEscape=function(){return!p.isFunction(t.callback)||t.callback.call(this)},d.dialog(t)},d.confirm=function(){var t;if(t=h('confirm',['cancel','confirm'],['message','callback'],arguments),!p.isFunction(t.callback))throw new Error('confirm requires a callback');return t.buttons.cancel.callback=t.onEscape=function(){return t.callback.call(this,!1)},t.buttons.confirm.callback=function(){return t.callback.call(this,!0)},d.dialog(t)},d.prompt=function(){var r,e,t,n,o,a;if(t=p(f.form),(r=h('prompt',['cancel','confirm'],['title','callback'],arguments)).value||(r.value=m.value),r.inputType||(r.inputType=m.inputType),o=r.show===u?m.show:r.show,r.show=!1,r.buttons.cancel.callback=r.onEscape=function(){return r.callback.call(this,null)},r.buttons.confirm.callback=function(){var t;if('checkbox'===r.inputType)t=n.find('input:checked').map(function(){return p(this).val()}).get();else if('radio'===r.inputType)t=n.find('input:checked').val();else{if(n[0].checkValidity&&!n[0].checkValidity())return!1;t='select'===r.inputType&&!0===r.multiple?n.find('option:selected').map(function(){return p(this).val()}).get():n.val()}return r.callback.call(this,t)},!r.title)throw new Error('prompt requires a title');if(!p.isFunction(r.callback))throw new Error('prompt requires a callback');if(!f.inputs[r.inputType])throw new Error('Invalid prompt type');switch(n=p(f.inputs[r.inputType]),r.inputType){case'text':case'textarea':case'email':case'password':n.val(r.value),r.placeholder&&n.attr('placeholder',r.placeholder),r.pattern&&n.attr('pattern',r.pattern),r.maxlength&&n.attr('maxlength',r.maxlength),r.required&&n.prop({required:!0}),r.rows&&!isNaN(parseInt(r.rows))&&'textarea'===r.inputType&&n.attr({rows:r.rows});break;case'date':case'time':case'number':case'range':if(n.val(r.value),r.placeholder&&n.attr('placeholder',r.placeholder),r.pattern&&n.attr('pattern',r.pattern),r.required&&n.prop({required:!0}),'date'!==r.inputType&&r.step){if(!('any'===r.step||!isNaN(r.step)&&0<parseInt(r.step)))throw new Error('"step" must be a valid positive number or the value "any". 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See https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-max for more information.');a=!0}return a})(r.inputType,r.min,r.max)&&(r.min!==u&&n.attr('min',r.min),r.max!==u&&n.attr('max',r.max));break;case'select':var i={};if(a=r.inputOptions||[],!p.isArray(a))throw new Error('Please pass an array of input options');if(!a.length)throw new Error('prompt with "inputType" set to "select" requires at least one option');r.placeholder&&n.attr('placeholder',r.placeholder),r.required&&n.prop({required:!0}),r.multiple&&n.prop({multiple:!0}),O(a,function(t,e){var o=n;if(e.value===u||e.text===u)throw new Error('each option needs a "value" property and a "text" property');e.group&&(i[e.group]||(i[e.group]=p('<optgroup />').attr('label',e.group)),o=i[e.group]);var a=p(f.option);a.attr('value',e.value).text(e.text),o.append(a)}),O(i,function(t,e){n.append(e)}),n.val(r.value);break;case'checkbox':var l=p.isArray(r.value)?r.value:[r.value];if(!(a=r.inputOptions||[]).length)throw new Error('prompt with "inputType" set to "checkbox" requires at least one option');n=p('<div class="bootbox-checkbox-list"></div>'),O(a,function(t,o){if(o.value===u||o.text===u)throw new Error('each option needs a "value" property and a "text" property');var a=p(f.inputs[r.inputType]);a.find('input').attr('value',o.value),a.find('label').append('\n'+o.text),O(l,function(t,e){e===o.value&&a.find('input').prop('checked',!0)}),n.append(a)});break;case'radio':if(r.value!==u&&p.isArray(r.value))throw new Error('prompt with "inputType" set to "radio" requires a single, non-array value for "value"');if(!(a=r.inputOptions||[]).length)throw new Error('prompt with "inputType" set to "radio" requires at least one option');n=p('<div class="bootbox-radiobutton-list"></div>');var s=!0;O(a,function(t,e){if(e.value===u||e.text===u)throw new Error('each option needs a "value" property and a "text" property');var o=p(f.inputs[r.inputType]);o.find('input').attr('value',e.value),o.find('label').append('\n'+e.text),r.value!==u&&e.value===r.value&&(o.find('input').prop('checked',!0),s=!1),n.append(o)}),s&&n.find('input[type="radio"]').first().prop('checked',!0)}if(t.append(n),t.on('submit',function(t){t.preventDefault(),t.stopPropagation(),e.find('.bootbox-accept').trigger('click')}),''!==p.trim(r.message)){var c=p(f.promptMessage).html(r.message);t.prepend(c),r.message=t}else r.message=t;return(e=d.dialog(r)).off('shown.bs.modal'),e.on('shown.bs.modal',function(){n.focus()}),!0===o&&e.modal('show'),e},d.addLocale('en',{OK:'OK',CANCEL:'Cancel',CONFIRM:'OK'}),d});
\ No newline at end of file
diff --git a/doc/notes.txt b/doc/notes.txt
index 056e0deb..e7314257 100644
--- a/doc/notes.txt
+++ b/doc/notes.txt
@@ -153,10 +153,8 @@ TODO:
   - support projects with subdirectories, file list?
   - emulator needs reset shortcut for nes
   - local/ files in repository?
-  - build ca65 projects? https://github.com/pinobatch/thwaite-nes/blob/master/makefile
+  - build ca65 projects w/ no crt0? https://github.com/pinobatch/thwaite-nes/blob/master/makefile
   - switching platform of a repo?
-  - retaining repo_id in localstorage?
-  - don't like alert() after pushing
   - should have a preview of commit
 
 
diff --git a/index.html b/index.html
index 570c31be..9b3b180e 100644
--- a/index.html
+++ b/index.html
@@ -364,6 +364,7 @@ if (window.location.host.endsWith('8bitworkshop.com')) {
 
 <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css">
 <script src="bootstrap/js/bootstrap.min.js"></script>
+<script src="bootstrap/js/bootbox.all.min.js"></script>
 <link rel="stylesheet" href="bootstrap-tourist/bootstrap-tourist.min.css">
 <script src="bootstrap-tourist/bootstrap-tourist.js"></script>
 
diff --git a/package-lock.json b/package-lock.json
index 6bd926d1..b6d59499 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,9 +1,18 @@
 {
   "name": "8bitworkshop",
-  "version": "3.3.1",
+  "version": "3.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@types/bootbox": {
+      "version": "4.4.36",
+      "resolved": "https://registry.npmjs.org/@types/bootbox/-/bootbox-4.4.36.tgz",
+      "integrity": "sha512-RNNb0guOAm9RXPMOHlRILqLfuNaSjL/VEXej6izAwpWrN7pTtHLLhmh/eCkCLaItcrXuivXNdJLQT2okBT0Dog==",
+      "dev": true,
+      "requires": {
+        "@types/jquery": "*"
+      }
+    },
     "@types/bootstrap": {
       "version": "3.3.42",
       "resolved": "https://registry.npmjs.org/@types/bootstrap/-/bootstrap-3.3.42.tgz",
@@ -315,6 +324,15 @@
         "safer-buffer": "^2.1.0"
       }
     },
+    "encoding": {
+      "version": "0.1.12",
+      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
+      "integrity": "sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=",
+      "dev": true,
+      "requires": {
+        "iconv-lite": "~0.4.13"
+      }
+    },
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -382,6 +400,28 @@
       "integrity": "sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=",
       "dev": true
     },
+    "fetch-vcr": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/fetch-vcr/-/fetch-vcr-1.1.2.tgz",
+      "integrity": "sha512-bFOx3+5YtViximcqhG05tqMlsyPRXNOmiToDCf6TyVUCKHYP/vGPmn0HUhGVNd1jI0KpElwz+RH3X/ZQo0Asfg==",
+      "dev": true,
+      "requires": {
+        "node-fetch": "^1.6.3",
+        "whatwg-fetch": "^2.0.3"
+      },
+      "dependencies": {
+        "node-fetch": {
+          "version": "1.7.3",
+          "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
+          "integrity": "sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==",
+          "dev": true,
+          "requires": {
+            "encoding": "^0.1.11",
+            "is-stream": "^1.0.1"
+          }
+        }
+      }
+    },
     "filepath": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/filepath/-/filepath-1.1.0.tgz",
@@ -514,6 +554,12 @@
       "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
       "dev": true
     },
+    "is-stream": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz",
+      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ=",
+      "dev": true
+    },
     "is-typedarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
@@ -527,9 +573,9 @@
       "dev": true
     },
     "jquery": {
-      "version": "3.3.1",
-      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.3.1.tgz",
-      "integrity": "sha512-Ubldcmxp5np52/ENotGxlLe6aGMvmF4R8S6tZjsP6Knsaxd/xp3Zrh50cG93lR6nPXyUFwzN3ZSOQI0wRJNdGg==",
+      "version": "3.4.1",
+      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.4.1.tgz",
+      "integrity": "sha512-36+AdBzCL+y6qjw5Tx7HgzeGCzC81MDDgaUP8ld2zhx58HdqXGoBd+tHdrBMiyjGQs0Hxs/MLZTu/eHNJJuWPw==",
       "dev": true
     },
     "jsbn": {
@@ -763,6 +809,12 @@
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
       "dev": true
     },
+    "node-fetch": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.5.0.tgz",
+      "integrity": "sha512-YuZKluhWGJwCcUu4RlZstdAxr8bFfOVHakc1mplwHkk8J+tqM1Y5yraYvIUpeX8aY7+crCwiELJq7Vl0o0LWXw==",
+      "dev": true
+    },
     "nwsapi": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/nwsapi/-/nwsapi-2.1.0.tgz",
@@ -775,6 +827,17 @@
       "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==",
       "dev": true
     },
+    "octokat": {
+      "version": "0.10.0",
+      "resolved": "https://registry.npmjs.org/octokat/-/octokat-0.10.0.tgz",
+      "integrity": "sha512-VJ21L1gMlByYMurduLYiOcI8AwlZkUV8OXRN8pMXsbkIqIVqn0tgdTfxzWM9spX4VJTTG02OgqwDTqQsOmDing==",
+      "dev": true,
+      "requires": {
+        "fetch-vcr": "^1.1.0",
+        "lodash": "^4.16.4",
+        "node-fetch": "^2.0.0"
+      }
+    },
     "once": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
@@ -1113,6 +1176,12 @@
         "iconv-lite": "0.4.24"
       }
     },
+    "whatwg-fetch": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz",
+      "integrity": "sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng==",
+      "dev": true
+    },
     "whatwg-mimetype": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/whatwg-mimetype/-/whatwg-mimetype-2.3.0.tgz",
diff --git a/package.json b/package.json
index f1d4ff3d..26dcbc26 100644
--- a/package.json
+++ b/package.json
@@ -4,6 +4,7 @@
   "author": "Steven Hugg",
   "dependencies": {},
   "devDependencies": {
+    "@types/bootbox": "^4.4.36",
     "@types/bootstrap": "^3.3.42",
     "@types/jquery": "^3.3.29",
     "@types/w2ui": "^1.4.x",
diff --git a/src/services.ts b/src/services.ts
index 2cd28526..0c42543c 100644
--- a/src/services.ts
+++ b/src/services.ts
@@ -80,7 +80,7 @@ export class GithubService {
       console.log("Stored GitHub OAUTH key");
     }).catch( (error) => {
       console.log(error);
-      alert("Could not login to GitHub: " + error);
+      bootbox.alert("Could not login to GitHub: " + error);
     });
   }
   
diff --git a/src/ui.ts b/src/ui.ts
index 96c7cc48..d1f2ab51 100644
--- a/src/ui.ts
+++ b/src/ui.ts
@@ -74,6 +74,13 @@ var TOOL_TO_SOURCE_STYLE = {
   'xasm6809': 'z80'
 }
 
+function alertError(s:string) {
+  bootbox.alert(s);
+}
+function alertInfo(s:string) {
+  bootbox.alert(s);
+}
+
 function newWorker() : Worker {
   return new Worker("./src/worker/loader.js");
 }
@@ -98,6 +105,10 @@ function getCurrentPresetTitle() : string {
 
 function setLastPreset(id:string) {
   if (hasLocalStorage) {
+    if (repo_id)
+      localStorage.setItem("__lastrepo", repo_id);
+    else
+      localStorage.removeItem("__lastrepo");
     localStorage.setItem("__lastplatform", platform_id);
     localStorage.setItem("__lastid_"+store_id, id);
   }
@@ -237,7 +248,7 @@ function loadProject(preset_id:string) {
   // load files from storage or web URLs
   current_project.loadFiles([preset_id], function(err, result) {
     if (err) {
-      alert(err);
+      alertError(err);
     } else if (result && result.length) {
       // we need this to build create functions for the editor
       refreshWindowList();
@@ -250,9 +261,9 @@ function loadProject(preset_id:string) {
 }
 
 function reloadProject(id:string) {
-  // leave repository == '..'
-  if (id == '..') {
-    qs = {};
+  // leave repository == '/'
+  if (id == '/') {
+    qs = {repo:'/'};
   } else if (id.indexOf('://') >= 0) {
     var urlparse = parseGithubURL(id);
     if (urlparse) {
@@ -269,13 +280,13 @@ function getSkeletonFile(fileid:string) : Promise<string> {
   var ext = platform.getToolForFilename(fileid);
   // TODO: .mame
   return $.get( "presets/"+getBasePlatform(platform_id)+"/skeleton."+ext, 'text').catch((e) => {
-    alert("Could not load skeleton for " + platform_id + "/" + ext + "; using blank file");
+    alertError("Could not load skeleton for " + platform_id + "/" + ext + "; using blank file");
   });
 }
 
 function checkEnteredFilename(fn : string) : boolean {
   if (fn.indexOf(" ") >= 0) {
-    alert("No spaces in filenames, please.");
+    alertError("No spaces in filenames, please.");
     return false;
   }
   return true;
@@ -283,19 +294,24 @@ function checkEnteredFilename(fn : string) : boolean {
 
 function _createNewFile(e) {
   // TODO: support spaces
-  var filename = prompt("Create New File", "newfile" + platform.getDefaultExtension());
-  if (filename && filename.trim().length > 0) {
-    if (!checkEnteredFilename(filename)) return;
-    if (filename.indexOf(".") < 0) {
-      filename += platform.getDefaultExtension();
+  bootbox.prompt({
+    title:"Enter the name of your new main source file.",
+    placeholder:"newfile" + platform.getDefaultExtension(),
+    callback:(filename) => {
+      if (filename && filename.trim().length > 0) {
+        if (!checkEnteredFilename(filename)) return;
+        if (filename.indexOf(".") < 0) {
+          filename += platform.getDefaultExtension();
+        }
+        var path = "local/" + filename;
+        getSkeletonFile(path).then( (result) => {
+          return store.setItem(path, result || "\n");
+        }).then(() => {
+          reloadProject("local/" + filename);
+        });
+      }
     }
-    var path = "local/" + filename;
-    getSkeletonFile(path).then( (result) => {
-      return store.setItem(path, result || "\n");
-    }).then(() => {
-      reloadProject("local/" + filename);
-    });
-  }
+  } as any);
   return true;
 }
 
@@ -315,7 +331,7 @@ function handleFileUpload(files: File[]) {
         gotoNewLocation();
       } else {
         updateSelector();
-        alert("Files uploaded.");
+        alertInfo("Files uploaded.");
       }
     } else {
       var path = "local/" + f.name;
@@ -333,7 +349,7 @@ function handleFileUpload(files: File[]) {
         // TODO: use projectWindows uploadFile()
         store.setItem(path, data, function(err, result) {
           if (err)
-            alert("Error uploading " + path + ": " + err);
+            alertError("Error uploading " + path + ": " + err);
           else {
             console.log("Uploaded " + path + " " + data.length + " bytes");
             if (index == 1) {
@@ -386,7 +402,7 @@ function getGithubService() {
 function getBoundGithubURL() : string {
   var toks = (repo_id||'').split('/');
   if (toks.length != 2) {
-    alert("You are not in a GitHub repository. Choose Import or Publish first.");
+    alertError("You are not in a GitHub repository. Choose Import or Publish first.");
     return null;
   }
   return 'https://github.com/' + toks[0] + '/' + toks[1];
@@ -396,7 +412,7 @@ function importProjectFromGithub(githuburl:string) {
   var sess : GHSession;
   var urlparse = parseGithubURL(githuburl);
   if (!urlparse) {
-    alert('Could not parse Github URL.');
+    alertError('Could not parse Github URL.');
     return;
   }
   // redirect to repo if exists
@@ -422,7 +438,7 @@ function importProjectFromGithub(githuburl:string) {
   }).catch( (e) => {
     setWaitDialog(false);
     console.log(e);
-    alert("Could not import " + githuburl + ": " + e);
+    alertError("Could not import " + githuburl + ": " + e);
   });
 }
 
@@ -439,7 +455,7 @@ function _importProjectFromGithub(e) {
 
 function _publishProjectToGithub(e) {
   if (repo_id) {
-    alert("This project (" + current_project.mainPath + ") is already bound to a Github repository. Choose 'Push Changes' to update.");
+    alertError("This project (" + current_project.mainPath + ") is already bound to a Github repository. Choose 'Push Changes' to update.");
     return;
   }
   var modal = $("#publishGithubModal");
@@ -466,7 +482,7 @@ function _publishProjectToGithub(e) {
     }).catch( (e) => {
       setWaitDialog(false);
       console.log(e);
-      alert("Could not publish GitHub repository: " + e);
+      alertError("Could not publish GitHub repository: " + e);
     });
   });
 }
@@ -512,22 +528,22 @@ function pushChangesToGithub(message:string) {
     return getGithubService().commitPush(ghurl, message, files);
   }).then( (sess) => {
     setWaitDialog(false);
-    alert("Pushed files to " + ghurl);
+    alertInfo("Pushed files to " + ghurl);
     return sess;
   }).catch( (e) => {
     setWaitDialog(false);
     console.log(e);
-    alert("Could not push GitHub repository: " + e);
+    alertError("Could not push GitHub repository: " + e);
   });
 }
 
 function _shareEmbedLink(e) {
   if (current_output == null) { // TODO
-    alert("Please fix errors before sharing.");
+    alertError("Please fix errors before sharing.");
     return true;
   }
   if (!(current_output instanceof Uint8Array)) {
-    alert("Can't share a Verilog executable yet. (It's not actually a ROM...)");
+    alertError("Can't share a Verilog executable yet. (It's not actually a ROM...)");
     return true;
   }
   loadClipboardLibrary();
@@ -573,12 +589,12 @@ function get8bitworkshopLink(linkqs : string, fn : string) {
 
 function _downloadCassetteFile(e) {
   if (current_output == null) { // TODO
-    alert("Please fix errors before exporting.");
+    alertError("Please fix errors before exporting.");
     return true;
   }
   var addr = compparams && compparams.code_start;
   if (addr === undefined) {
-    alert("Cassette export is not supported on this platform.");
+    alertError("Cassette export is not supported on this platform.");
     return true;
   }
   loadScript('lib/c2t.js', () => {
@@ -600,7 +616,7 @@ function _downloadCassetteFile(e) {
       var blob = new Blob([audout], {type: "audio/wav"});
       saveAs(blob, audpath);
       stdout += "Then connect your audio output to the cassette input, turn up the volume, and play the audio file.";
-      alert(stdout);
+      alertInfo(stdout);
     }
   });
 }
@@ -610,17 +626,19 @@ function _revertFile(e) {
   if (wnd && wnd.setText) {
     var fn = projectWindows.getActiveID();
     // TODO: .mame
-    $.get( "presets/"+getBasePlatform(platform_id)+"/"+fn, function(text) {
-      if (confirm("Reset '" + fn + "' to default?")) {
-        wnd.setText(text);
-      }
+    $.get( "presets/"+getBasePlatform(platform_id)+"/"+fn, (text) => {
+      bootbox.confirm("Reset '" + fn + "' to default?", (ok) => {
+        if (ok) {
+          wnd.setText(text);
+        }
+      });
     }, 'text')
     .fail(() => {
       // TODO: delete file
-      alert("Can only revert built-in files.");
+      alertError("Can only revert built-in files.");
     });
   } else {
-    alert("Cannot revert the active window. Please choose a text file.");
+    alertError("Cannot revert the active window. Please choose a text file.");
   }
 }
 
@@ -629,23 +647,25 @@ function _deleteFile(e) {
   if (wnd && wnd.getPath) {
     var fn = projectWindows.getActiveID();
     if (repo_id || fn.startsWith("local/") || fn.startsWith("shared/")) {
-      if (confirm("Delete '" + fn + "'?")) {
-        store.removeItem(fn).then( () => {
-          // if we delete what is selected
-          if (qs['file'] == fn) {
-            unsetLastPreset();
-            gotoNewLocation();
-          } else {
-            updateSelector();
-            alert("Deleted " + fn);
-          }
-        });
-      }
+      bootbox.confirm("Delete '" + fn + "'?", (ok) => {
+        if (ok) {
+          store.removeItem(fn).then( () => {
+            // if we delete what is selected
+            if (qs['file'] == fn) {
+              unsetLastPreset();
+              gotoNewLocation();
+            } else {
+              updateSelector();
+              alertInfo("Deleted " + fn);
+            }
+          });
+        }
+      });
     } else {
-      alert("Can only delete local files.");
+      alertError("Can only delete local files.");
     }
   } else {
-    alert("Cannot delete the active window.");
+    alertError("Cannot delete the active window.");
   }
 }
 
@@ -660,21 +680,21 @@ function _renameFile(e) {
       store.removeItem(fn).then( () => {
         return store.setItem(newfn, data);
       }).then( () => {
-        alert("Renamed " + fn + " to " + newfn);
         updateSelector();
+        alert("Renamed " + fn + " to " + newfn); // need alert() so it pauses
         if (fn == current_project.mainPath) {
           reloadProject(newfn);
         }
       });
     }
   } else {
-    alert("Cannot rename the active window.");
+    alertError("Cannot rename the active window.");
   }
 }
 
 function _downloadROMImage(e) {
   if (current_output == null) {
-    alert("Please finish compiling with no errors before downloading ROM.");
+    alertError("Please finish compiling with no errors before downloading ROM.");
     return true;
   }
   if (current_output instanceof Uint8Array) {
@@ -793,7 +813,7 @@ function updateSelector() {
       });
     });
   } else {
-    sel.append($("<option />").val('..').text('Leave Repository'));
+    sel.append($("<option />").val('/').text('Leave Repository'));
     // repo: populate all files
     populateFiles(sel, repo_id, "", () => {
       sel.css('visibility','visible');
@@ -901,7 +921,7 @@ function setDebugButtonState(btnid:string, btnstate:string) {
 
 function checkRunReady() {
   if (current_output == null) {
-    alert("Can't resume emulation until ROM is successfully built.");
+    alertError("Can't resume emulation until ROM is successfully built.");
     return false;
   } else
     return true;
@@ -1033,6 +1053,7 @@ function resetAndDebug() {
 
 function _breakExpression() {
   console.log(platform.saveState());
+  // TODO: better
   var exprs = window.prompt("Enter break expression", lastBreakExpr);
   if (exprs) {
     var fn = new Function('c', 'return (' + exprs + ');').bind(platform);
@@ -1086,7 +1107,7 @@ function _recordVideo() {
  loadScript("gif.js/dist/gif.js", () => {
   var canvas = $("#emulator").find("canvas")[0] as HTMLElement;
   if (!canvas) {
-    alert("Could not find canvas element to record video!");
+    alertError("Could not find canvas element to record video!");
     return;
   }
   var rotate = 0;
@@ -1224,7 +1245,7 @@ function addFileToProject(type, ext, linefn) {
       var newline = "\n" + linefn(filename) + "\n";
       current_project.loadFiles([path], (err, result) => {
         if (result && result.length) {
-          alert(filename + " already exists; including anyway");
+          alertError(filename + " already exists; including anyway");
         } else {
           current_project.updateFile(path, "\n");
         }
@@ -1233,7 +1254,7 @@ function addFileToProject(type, ext, linefn) {
       });
     }
   } else {
-    alert("Can't insert text in this window -- switch back to main file");
+    alertError("Can't insert text in this window -- switch back to main file");
   }
 }
 
@@ -1249,7 +1270,7 @@ function _addIncludeFile() {
   else if (tool == 'verilator')
     addFileToProject("Verilog File", ".v", (s) => { return '`include "'+s+'"' });
   else
-    alert("Can't add include file to this project type (" + tool + ")");
+    alertError("Can't add include file to this project type (" + tool + ")");
 }
 
 function _addLinkFile() {
@@ -1258,7 +1279,7 @@ function _addLinkFile() {
   if (fn.endsWith(".c") || tool == 'sdcc' || tool == 'cc65')
     addFileToProject("Linked C", ".c", (s) => { return '//#link "'+s+'"' });
   else
-    alert("Can't add linked file to this project type (" + tool + ")");
+    alertError("Can't add linked file to this project type (" + tool + ")");
 }
 
 function setupDebugControls() {
@@ -1480,7 +1501,7 @@ function installErrorHandler() {
         } else {
           var msg = msgevent + " " + url + " " + " " + line + ":" + col + ", " + error;
           $.get("/error?msg=" + encodeURIComponent(msg), "text");
-          alert(msgevent+"");
+          alertError(msgevent+"");
         }
         _pause();
       };
@@ -1602,7 +1623,7 @@ function loadImportedURL(url : string) {
         if (!olddata || confirm("Replace existing file '" + path + "'?")) {
           store.setItem(path, data, (err, result) => {
             if (err)
-              alert(err+"");
+              alert(err+""); // need to wait
             if (result != null) {
               delete qs['importURL'];
               qs['file'] = path;
@@ -1613,7 +1634,7 @@ function loadImportedURL(url : string) {
         }
       });
     } else {
-      alert("Could not load source code from URL: " + url);
+      alertError("Could not load source code from URL: " + url);
       setWaitDialog(false);
     }
   }, 'text');
@@ -1628,14 +1649,19 @@ export function startUI(loadplatform : boolean) {
     return;
   }
   // lookup repository
-  repo_id = qs['repo'];
-  if (hasLocalStorage && repo_id) {
+  repo_id = qs['repo']; // TODO? || (hasLocalStorage && localStorage.getItem("__lastrepo"));
+  if (hasLocalStorage && repo_id && repo_id !== '/') {
     var repo = getRepos()[repo_id];
-    console.log(repo_id, repo);
-    if (repo && !qs['file'])
-      qs['file'] = repo.mainPath;
-    if (repo && !qs['platform'])
-      qs['platform'] = repo.platform_id;
+    if (repo) {
+      qs['repo'] = repo_id;
+      if (!qs['file'])
+        qs['file'] = repo.mainPath;
+      if (!qs['platform'])
+        qs['platform'] = repo.platform_id;
+    }
+  } else {
+    repo_id = '';
+    delete qs['repo'];
   }
   // add default platform?
   platform_id = qs['platform'] || (hasLocalStorage && localStorage.getItem("__lastplatform"));
@@ -1671,7 +1697,7 @@ function loadAndStartPlatform() {
     showWelcomeMessage();
     document.title = document.title + " [" + platform_id + "] - " + (repo_id?('['+repo_id+'] - '):'') + current_project.mainPath;
   }, () => {
-    alert('Platform "' + platform_id + '" not supported.');
+    alertError('Platform "' + platform_id + '" not supported.');
   });
 }
 
diff --git a/src/windows.ts b/src/windows.ts
index 328ffc66..3e4de533 100644
--- a/src/windows.ts
+++ b/src/windows.ts
@@ -102,7 +102,7 @@ export class ProjectWindows {
     if (this.activewnd && this.activewnd.getValue)
       return this.activewnd.getValue();
     else
-      alert("Please switch to an editor window.");
+      bootbox.alert("Please switch to an editor window.");
   }
 
   resize() : void {
@@ -131,7 +131,7 @@ export class ProjectWindows {
     if (wnd && wnd.undoStep) {
       wnd.undoStep();
     } else {
-      alert("No more steps to undo.");
+      bootbox.alert("No more steps to undo.");
     }
   }