After a block has been loaded, just hide the block rather than removing it

so you don't need to reload the content at any time.
This appears to have "fixed" the IE stuff, so add the <pre></pre> around
the body which IE needs since it apparently doesn't support
white-space: pre; in the CSS.

web/root/sajax-forum/body.xjs

@@ -22,6 +22,7 @@ if((!msg_area.sub[sub_code.toLowerCase()].ismoderated) || (hdr.attr & MSG_VALIDA
 		body=html_encode(body, true, false, true, true);
 	}
 }
+?><pre><?xjs
 msgbase.close();
 writeln(body);
-?>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
+?>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</pre>

web/root/sajax-forum/client_functions.xjs

@@ -71,13 +71,23 @@ function clean_id(id)
 function toggle_replies(sub_code, message_number)
 {
 	var containerid='replies-'+clean_id(sub_code)+'-'+message_number;
+	var container=document.getElementById(containerid);
 	var expanderid='reply-expander-'+clean_id(sub_code)+'-'+message_number;
+	var expander=document.getElementById(expanderid);
 
-	if(document.getElementById(containerid).innerHTML=='')
+	if(container.innerHTML=='') {
 		ajaxpage(messages_url+"?sub_code="+sub_code+"&msg_number="+message_number+'&user='+user,containerid,expanderid,minus_url);
+		container.style.display='block';
+	}
 	else {
-		document.getElementById(containerid).innerHTML='';
-		document.getElementById(expanderid).src=plus_url;
+		if(container.style.display=='none') {
+			container.style.display='block';
+			expander.src=minus_url;
+		}
+		else {
+			container.style.display='none';
+			expander.src=plus_url;
+		}
 	}
 }
 
@@ -89,6 +99,7 @@ function toggle_body(sub_code, message_number)
 
 	if(container.innerHTML=='') {
 		ajaxpage(body_url+"?sub_code="+sub_code+"&msg_number="+message_number+'&user='+user,containerid);
+		container.style.display='block';
 		/* If this is higher than the current read_ptr, update it */
 		if(read_ptr[sub_code] < message_number)
 			read_ptr[sub_code] = message_number;
@@ -118,29 +129,48 @@ function toggle_body(sub_code, message_number)
 			message.className='message_inherit_new';
 		}
 	}
-	else
-		container.innerHTML='';
+	else {
+		if(container.style.display=='none')
+			container.style.display='block';
+		else
+			container.style.display='none';
+	}
 }
 
 function toggle_messages(sub_code)
 {
 	var containerid='message-list-'+clean_id(sub_code);
-	if(document.getElementById(containerid).innerHTML=='') {
+	var container=document.getElementById(containerid);
+
+	if(container.innerHTML=='') {
 		ajaxpage(messages_url+"?sub_code="+sub_code+'&user='+user,containerid);
+		container.style.display='block';
 		if(read_ptr[sub_code]==undefined)
 			read_ptr[sub_code]=0;
 	}
-	else
-		document.getElementById(containerid).innerHTML='';
+	else {
+		if(container.style.display=='none')
+			container.style.display='block';
+		else
+			container.style.display='none';
+	}
 }
 
 function toggle_subs(group_code)
 {
 	var containerid='group-subs-'+clean_id(group_code);
-	if(document.getElementById(containerid).innerHTML=='')
+	var container=document.getElementById(containerid);
+
+	if(container.innerHTML=='') {
 		ajaxpage(subs_url+"?group_code="+group_code+'&user='+user,containerid);
-	else
-		document.getElementById(containerid).innerHTML='';
+		container.style.display='block';
+	}
+	else {
+		if(container.style.display=='none')
+			container.style.display='block';
+		else
+			container.style.display='none';
+	}
 }
 
 function reload_groups()

web/root/sajax-forum/groups.xjs

@@ -16,7 +16,7 @@ for(group in msg_area.grp_list) {
 
 	<div class="group" id="message-group-<?xjs write(clean_id(group_code)) ?>">
 		<a class="group-description" href="javascript:toggle_subs('<?xjs write(group_code) ?>');"><?xjs write(msg_area.grp[group_code].description) ?></a>
-		<div class="group-subs" id="group-subs-<?xjs write(clean_id(group_code)) ?>"></div>
+		<div class="group-subs" style="display: none" id="group-subs-<?xjs write(clean_id(group_code)) ?>"></div>
 	</div>
 
 	<!-- End of groups.xjs -->

web/root/sajax-forum/message_display.xjs

@@ -27,8 +27,8 @@ if(new_stats[msg_number].inherit_new)
 		<span class="post_date"><?xjs write(strftime("%m/%d/%y @ %I:%M %p",headers[msg_number].when_written_time)) ?></span>
 		<span class="reply_count"><?xjs write(reply_count[msg_number]) ?></span>
 		<span class="newest_reply_date"><?xjs if(new_stats[msg_number].newest_reply) write(strftime("%m/%d/%y @ %I:%M %p",new_stats[msg_number].newest_reply)); ?></span>
-		<div class="message-body" id="message-body-<?xjs write(clean_id(sub_code)+'-'+msg_number) ?>"></div>
-		<div class="replies" id="replies-<?xjs write(clean_id(sub_code)+'-'+msg_number) ?>"><?xjs
+		<div class="message-body" style="display: none" id="message-body-<?xjs write(clean_id(sub_code)+'-'+msg_number) ?>"></div>
+		<div class="replies" style="disaply: <?xjs if(new_stats[msg_number].inherit_new) write('block'); else write('none'); ?>" id="replies-<?xjs write(clean_id(sub_code)+'-'+msg_number) ?>"><?xjs
 			/* Some of the replies are new... expand them! */
 			if(new_stats[msg_number].inherit_new) {
 				var moved_back=false;

web/root/sajax-forum/messages.xjs

@@ -16,6 +16,10 @@ if(msg_area.sub[sub_code].index!=-1)
 	msgbase.open();
 
 // If the If-Modified-Since is greater or equal to the newest import time, we're done!
+if(msgbase.total_msgs==0) {
+	write(' ');	// Make != ''
+	exit(0);
+}
 var hdr=msgbase.get_msg_header(true, msgbase.total_msgs-1,false);
 var last_mod=new Date();
 last_mod_time=hdr.when_imported_time;

web/root/sajax-forum/subs.xjs

@@ -13,7 +13,7 @@ if(group!=-1) {
 		<div class="sub" id="sub-<?xjs write(clean_id(sub_code)) ?>">
 			<a class="sub-name" href="javascript:toggle_messages('<?xjs write(sub_code)?>')"><?xjs write(msg_area.sub[sub_code].name) ?></a>
 			<span class="sub-description"><?xjs write(msg_area.sub[sub_code].description) ?></span>
-			<div class="message-list" id="message-list-<?xjs write(clean_id(sub_code)); ?>"></div>
+			<div class="message-list" style="display: none" id="message-list-<?xjs write(clean_id(sub_code)); ?>"></div>
 		</div>
 <?xjs
 	}