diff --git a/inc/DifferenceEngine.php b/inc/DifferenceEngine.php
index 1e1d4c3a3a4662ff87d676fee2c0cac0c4463f4e..36322d22278674f683b1703c680d0cec2c879a46 100644
--- a/inc/DifferenceEngine.php
+++ b/inc/DifferenceEngine.php
@@ -1087,6 +1087,7 @@ class TableDiffFormatter extends DiffFormatter {
  *
  */
 class InlineDiffFormatter extends DiffFormatter {
+    var $colspan = 4;
 
     function InlineDiffFormatter() {
         $this->leading_context_lines = 2;
@@ -1113,7 +1114,7 @@ class InlineDiffFormatter extends DiffFormatter {
             $xbeg .= "," . $xlen;
         if ($ylen != 1)
             $ybeg .= "," . $ylen;
-        $r = '<tr><td class="diff-blockheader">@@ '.$lang['line']." -$xbeg +$ybeg @@";
+        $r = '<tr><td colspan="'.$this->colspan.'" class="diff-blockheader">@@ '.$lang['line']." -$xbeg +$ybeg @@";
         $r .= ' <span class="diff-deletedline"><del>'.$lang['deleted'].'</del></span>';
         $r .= ' <span class="diff-addedline">'.$lang['created'].'</span>';
         $r .= "</td></tr>\n";
@@ -1132,19 +1133,19 @@ class InlineDiffFormatter extends DiffFormatter {
 
     function _added($lines) {
         foreach ($lines as $line) {
-            print('<tr><td class="diff-addedline">'. $line . "</td></tr>\n");
+            print('<tr><td colspan="'.$this->colspan.'" class="diff-addedline">'. $line . "</td></tr>\n");
         }
     }
 
     function _deleted($lines) {
         foreach ($lines as $line) {
-            print('<tr><td class="diff-deletedline"><del>' . $line . "</del></td></tr>\n");
+            print('<tr><td colspan="'.$this->colspan.'" class="diff-deletedline"><del>' . $line . "</del></td></tr>\n");
         }
     }
 
     function _context($lines) {
         foreach ($lines as $line) {
-            print('<tr><td class="diff-context">'.$line."</td></tr>\n");
+            print('<tr><td colspan="'.$this->colspan.'" class="diff-context">'.$line."</td></tr>\n");
         }
     }
 
@@ -1153,7 +1154,7 @@ class InlineDiffFormatter extends DiffFormatter {
         $add = $diff->inline();
 
         foreach ($add as $line)
-            print('<tr><td>'.$line."</td></tr>\n");
+            print('<tr><td colspan="'.$this->colspan.'">'.$line."</td></tr>\n");
     }
 }