use 0x01 for seps in labels string so users can use pipe if they want to

html_orig/_debug_replacements.php

@@ -6,13 +6,14 @@
  * are given to JavaScript, to avoid syntax errors with %%
  */
 return [
-	'%term_title%' => 'ESP8266 Wireless Terminal',
+	'%term_title%' => 'ESPTerm local debug',
 
 	'%btn1%' => '1',
 	'%btn2%' => '2',
 	'%btn3%' => '3',
 	'%btn4%' => '',
 	'%btn5%' => '5',
+	'%labels_seq%' => 'TESPTerm local debug
1
2
3

5',
 
 	'%screenData%' => '






HELLOx

N
RE3
',//'\u000b\u0001\u001b\u0001\u0001\u0001\u0001\u0001\f\u0005\u0001\u0010\u0003HELLOx\u0002\u000b\u0001\u0001N\u0001RE\u00023\u0001', //,
 	/*'{

html_orig/js/app.js

@@ -1408,7 +1408,7 @@ var Screen = (function () {
 	}
 
 	function _load_labels(str) {
-		var pieces = str.split('|');
+		var pieces = str.split('\x01');
 		qs('h1').textContent = pieces[0];
 		qsa('#buttons button').forEach(function(x, i) {
 			var s = pieces[i+1].trim();

html_orig/jssrc/term.js

@@ -216,7 +216,7 @@ var Screen = (function () {
 	}
 
 	function _load_labels(str) {
-		var pieces = str.split('|');
+		var pieces = str.split('\x01');
 		qs('h1').textContent = pieces[0];
 		qsa('#buttons button').forEach(function(x, i) {
 			var s = pieces[i+1].trim();

html_orig/pages/term.php

@@ -32,7 +32,7 @@
 </nav>
 
 <!-- this avoids having to escape quotes for JSON -->
-<span class="hidden" id="initial_data">T%term_title%|%btn1%|%btn2%|%btn3%|%btn4%|%btn5%</span>
+<span class="hidden" id="initial_data">%labels_seq%</span>
 
 <script>
 	try {

user/cgi_main.c

@@ -22,24 +22,16 @@ httpd_cgi_state ICACHE_FLASH_ATTR tplScreen(HttpdConnData *connData, char *token
 		return HTTPD_CGI_DONE;
 	}
 
-	char buff[100];
-	char buff2[10];
+	char buff[150];
 
-	if (streq(token, "term_title")) {
-		httpdSend(connData, termconf_scratch.title, -1);
+	if (streq(token, "labels_seq")) {
+		screenSerializeLabelsToBuffer(buff, 150);
+		httpdSend(connData, buff, -1);
 	}
 	else if (streq(token, "theme")) {
 		sprintf(buff, "%d", termconf->theme);
 		httpdSend(connData, buff, -1);
 	}
-	else {
-		for (int i = 1; i <= 5; i++) {
-			sprintf(buff2, "btn%d", i);
-			if (streq(token, buff2)) {
-				httpdSend(connData, termconf_scratch.btn[i-1], -1);
-			}
-		}
-	}
 
 	return HTTPD_CGI_DONE;
 }

user/screen.c

@@ -683,7 +683,7 @@ void ICACHE_FLASH_ATTR
 screenSerializeLabelsToBuffer(char *buffer, size_t buf_len)
 {
 	// let's just assume it's long enough - called with the huge websocket buffer
-	sprintf(buffer, "T%s|%s|%s|%s|%s|%s",
+	sprintf(buffer, "T%s\x01%s\x01%s\x01%s\x01%s\x01%s", // use 0x01 as separator
 			termconf_scratch.title,
 			termconf_scratch.btn[0],
 			termconf_scratch.btn[1],