Index: vhosts/conf.d/isaacdlp.conf
===================================================================
--- vhosts/conf.d/isaacdlp.conf	(revision 156)
+++ vhosts/conf.d/isaacdlp.conf	(revision 244)
@@ -4,15 +4,16 @@
 	DocumentRoot /afs/athena.mit.edu/user/i/s/isaacdlp/web_scripts
 	SuExecUserGroup isaacdlp isaacdlp
+	Include conf.d/vhosts-common.conf
 </VirtualHost>
 
-<VirtualHost *:443>
-	ServerName isaacdlp.mit.edu
-	ServerAlias isaacdlp
-	DocumentRoot /afs/athena.mit.edu/user/i/s/isaacdlp/web_scripts
-	SuExecUserGroup isaacdlp isaacdlp
-	<IfModule mod_ssl.c>
-	SSLEngine on
-	</IfModule>
-</VirtualHost>
+<IfModule ssl_module>
+	<VirtualHost *:443>
+		ServerName isaacdlp.mit.edu
+		ServerAlias isaacdlp
+		DocumentRoot /afs/athena.mit.edu/user/i/s/isaacdlp/web_scripts
+		SuExecUserGroup isaacdlp isaacdlp
+		Include conf.d/vhosts-common-ssl.conf
+	</VirtualHost>
+</IfModule>
 
 <VirtualHost *:80>
@@ -21,13 +22,14 @@
 	DocumentRoot /afs/athena.mit.edu/user/i/s/isaacdlp/web_scripts
 	SuExecUserGroup isaacdlp isaacdlp
+	Include conf.d/vhosts-common.conf
 </VirtualHost>
 
-<VirtualHost *:443>
-	ServerName sloanfellows.mit.edu
-	ServerAlias sloanfellows
-	DocumentRoot /afs/athena.mit.edu/user/i/s/isaacdlp/web_scripts
-	SuExecUserGroup isaacdlp isaacdlp
-	<IfModule mod_ssl.c>
-	SSLEngine on
-	</IfModule>
-</VirtualHost>
+<IfModule ssl_module>
+	<VirtualHost *:443>
+		ServerName sloanfellows.mit.edu
+		ServerAlias sloanfellows
+		DocumentRoot /afs/athena.mit.edu/user/i/s/isaacdlp/web_scripts
+		SuExecUserGroup isaacdlp isaacdlp
+		Include conf.d/vhosts-common-ssl.conf
+	</VirtualHost>
+</IfModule>