diff --git a/theme/standard/header.html b/theme/standard/header.html
index c4f7620a28d..5894fa670ef 100644
--- a/theme/standard/header.html
+++ b/theme/standard/header.html
@@ -39,7 +39,7 @@
          <TD BGCOLOR="<?=$THEME->cellheading?>">
            <FONT SIZE=2><B><? print_navigation("$navigation"); ?></B></FONT>
          </TD>
-         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP><?=$button ?></TD>
+         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP>&nbsp;<?=$button ?></TD>
        </TR>
      </TABLE>
      <IMG SRC="<?=$CFG->wwwroot?>/pix/spacer.gif" ALT="" HEIGHT=5 WIDTH=1><BR>
diff --git a/theme/standardblue/header.html b/theme/standardblue/header.html
index de14e537a8f..370f322675d 100644
--- a/theme/standardblue/header.html
+++ b/theme/standardblue/header.html
@@ -39,7 +39,7 @@
          <TD BGCOLOR="<?=$THEME->cellheading?>">
            <FONT SIZE=2><B><? print_navigation("$navigation"); ?></B></FONT>
          </TD>
-         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP><?=$button ?></TD>
+         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP>&nbsp;<?=$button ?></TD>
        </TR>
      </TABLE>
      <IMG SRC="<?=$CFG->wwwroot?>/pix/spacer.gif" ALT="" HEIGHT=5 WIDTH=1><BR>
diff --git a/theme/standardgreen/header.html b/theme/standardgreen/header.html
index d92154c01d2..2c0ba70880e 100644
--- a/theme/standardgreen/header.html
+++ b/theme/standardgreen/header.html
@@ -39,7 +39,7 @@
          <TD BGCOLOR="<?=$THEME->cellheading?>">
            <FONT SIZE=2><B><? print_navigation("$navigation"); ?></B></FONT>
          </TD>
-         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP><?=$button ?></TD>
+         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP>&nbsp;<?=$button ?></TD>
        </TR>
      </TABLE>
      <IMG SRC="<?=$CFG->wwwroot?>/pix/spacer.gif" ALT="" HEIGHT=5 WIDTH=1><BR>
diff --git a/theme/standardlogo/header.html b/theme/standardlogo/header.html
index f60e894721c..a51d8b7e55c 100644
--- a/theme/standardlogo/header.html
+++ b/theme/standardlogo/header.html
@@ -41,7 +41,7 @@
          <TD BGCOLOR="<?=$THEME->cellheading?>">
            <FONT SIZE=2><B><? print_navigation("$navigation"); ?></B></FONT>
          </TD>
-         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP><?=$button ?></TD>
+         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP>&nbsp;<?=$button ?></TD>
        </TR>
      </TABLE>
      <IMG SRC="<?=$CFG->wwwroot?>/pix/spacer.gif" ALT="" HEIGHT=5 WIDTH=1><BR>
diff --git a/theme/standardred/header.html b/theme/standardred/header.html
index 2d0472ad3cd..40b65e20923 100644
--- a/theme/standardred/header.html
+++ b/theme/standardred/header.html
@@ -39,7 +39,7 @@
          <TD BGCOLOR="<?=$THEME->cellheading?>">
            <FONT SIZE=2><B><? print_navigation("$navigation"); ?></B></FONT>
          </TD>
-         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP><?=$button ?></TD>
+         <TD BGCOLOR="<?=$THEME->cellheading?>" ALIGN=RIGHT WIDTH=20 VALIGN=TOP>&nbsp;<?=$button ?></TD>
        </TR>
      </TABLE>
      <IMG SRC="<?=$CFG->wwwroot?>/pix/spacer.gif" ALT="" HEIGHT=5 WIDTH=1><BR>