do not show lone dash in collapsed cdm when content preview is disabled

classes/feeds.php

@@ -361,7 +361,7 @@ class Feeds extends Handler_Protected {
 					make_local_datetime($line["date_entered"], false));
 
 				if (get_pref('SHOW_CONTENT_PREVIEW')) {
-					$content_preview = truncate_string(strip_tags($line["content_preview"]),
+					$content_preview = " — " . truncate_string(strip_tags($line["content_preview"]),
 						250);
 				}
 
@@ -456,7 +456,7 @@ class Feeds extends Handler_Protected {
 
 					if (get_pref('SHOW_CONTENT_PREVIEW')) {
 						if ($content_preview) {
-							$reply['content'] .= "<span class=\"contentPreview\"> - $content_preview</span>";
+							$reply['content'] .= "<span class=\"contentPreview\">$content_preview</span>";
 						}
 					}
 
@@ -575,7 +575,7 @@ class Feeds extends Handler_Protected {
 						$excerpt_hidden = "style=\"display : none\"";
 
 					$reply['content'] .= "<span $excerpt_hidden
-						id=\"CEXC-$id\" class=\"cdmExcerpt\"> - $content_preview</span>";
+						id=\"CEXC-$id\" class=\"cdmExcerpt\">$content_preview</span>";
 					$reply['content'] .= "</span>";
 
 					if (!get_pref('VFEED_GROUP_BY_FEED')) {