Switch to side-by-side view

--- a/src/sampleconf/mimeview
+++ b/src/sampleconf/mimeview
@@ -134,6 +134,7 @@
 text/x-perl = emacsclient --no-wait %f
 application/x-shellscript = emacsclient --no-wait %f
 text/x-shellscript = emacsclient --no-wait %f
+text/x-srt = emacsclient --no-wait %f
 
 # Or firefox -remote "openFile(%u)"
 text/html = firefox %u