Update 'index.html'

index.html

@@ -75,13 +75,13 @@
 
 	<div class="b_allmedia">
 		<!-- placeholder iframe loading -->
-		<button onclick="hideshowWelcome()" class="" id="bhide_wel">WELCOME</button>
+		<button onclick="hideshowWelcome()" class="bhide_chat_off" id="bhide_wel">WELCOME</button>
 		<!-- chat -->
 		<button onclick="hideshowChat()" class="bhide_chat_off" id="bhide_chat">CHATTING <br> CHATTEN</button> 
 		<!-- etherpad -->
 		<button onclick="hideshowPad()" class="bhide_chat_off" id="bhide_ether">WRITING <br> SCHRIJVEN</button>
 		<!-- audio streaming or files -->
-		<button onclick="hideshowAudio()" class="bhide_chat_off" id="bhide_au">LISTENING <br> LUISTEREN</button>
+		<button onclick="hideshowAudio()" class="" id="bhide_au">LISTENING <br> LUISTEREN</button>
 		<!-- jitsi or alike -->
 	    <button onclick="hideshowJitsi()" class="bhide_chat_off" id="bhide_jit">CALLING <br> BELLEN</button>
 		<!-- PDFs -->
@@ -89,7 +89,7 @@
 		<!-- video streaming or files -->
 		<button onclick="hideshowVideo()" class="bhide_chat_off" id="bhide_vid">WATCHING <br> KIJKEND</button>
 		<!-- image single -->
-		<button onclick="hideshowIMG()" class="bhide_chat_off" id="bhide_img">IMAGE <br>  BEELD</button>
+		<button onclick="hideshowIMG()" class="" id="bhide_img">IMAGE <br>  BEELD</button>
 		<!-- image multiple -->
 		<button onclick="hideshowGal()" class="bhide_chat_off" id="bhide_gal">GALLERY <br> GALERIJ</button>
 	</div>