diff --git a/app/js/platform/end.js b/app/js/platform/end.js
index 62fc2e57..4e9eb1a8 100644
--- a/app/js/platform/end.js
+++ b/app/js/platform/end.js
@@ -215,4 +215,14 @@ if(pwa) {
 			}
 		}
 	}
-}
\ No newline at end of file
+}
+const connection = function (event) {
+	console.log(navigator.onLine, 'network state')
+	if(!navigator.onLine) {
+		$('#toot-post-btn').addClass('disabled')
+	} else {
+		$('#toot-post-btn').removeClass('disabled')
+	}
+}
+window.onoffline = connection
+window.ononline = connection
\ No newline at end of file
diff --git a/app/js/ui/post-box.js b/app/js/ui/post-box.js
index cec48573..64334e58 100644
--- a/app/js/ui/post-box.js
+++ b/app/js/ui/post-box.js
@@ -101,7 +101,7 @@ if (location.search) {
 		$('.mini-btn').text('expand_less')
 	}
 }
-window.onload = initPostbox
+window.onload = function () { initPostbox(); connection() }
 function initPostbox() {
 	$('#posttgl').click(function (e) {
 		if (!$('#post-box').hasClass('appear')) {
diff --git a/app/view/make/index.sample.html b/app/view/make/index.sample.html
index fef4b6ed..20b535ab 100644
--- a/app/view/make/index.sample.html
+++ b/app/view/make/index.sample.html
@@ -1085,7 +1085,7 @@
 		<!--TLのTL-->
 		<div id="timeline-container">
 			<div id="something-wrong">
-				<img src="../../img/desk.svg" style="width:150px;margin:5px;display:none;" draggable="false" />
+				<img src="../../img/thinking.svg" style="width:150px;margin:5px;display:none;" draggable="false" />
 				<div class="stw" style="display: none">@@helloTheDesk@@</div>
 			</div>
 		</div>
diff --git a/app/view/make/setting.sample.html b/app/view/make/setting.sample.html
index 646ce7ff..15f468b8 100644
--- a/app/view/make/setting.sample.html
+++ b/app/view/make/setting.sample.html
@@ -43,6 +43,7 @@
 	<script src="../../@@node_base@@/vue/dist/vue.min.js"></script>
 	<script type="text/javascript" src="setting.vue.js"></script>
 	<script type="text/javascript" src="../../@@node_base@@/sweetalert2/dist/sweetalert2.all.min.js"></script>
+	<script>function renderMem() {return false; }</script>
 
 	<h4>@@setting@@</h4>
 	<ul class="collapsible" data-collapsible="accordion">