--- loncom/interface/lonprintout.pm	2006/07/17 23:11:10	1.463
+++ loncom/interface/lonprintout.pm	2006/07/18 18:19:51	1.464
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Printout
 #
-# $Id: lonprintout.pm,v 1.463 2006/07/17 23:11:10 foxr Exp $
+# $Id: lonprintout.pm,v 1.464 2006/07/18 18:19:51 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1759,12 +1759,12 @@ ENDPART
 			       $selectionmade, 
 			       $helper->{'VARS'}->{'ANSWER_TYPE'});
     }
-    if ($numberofcolumns == 1) {
+    #if ($numberofcolumns == 1) {
 	$result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
 	$result =~ s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
 	$result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
 	$result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
-    }
+    #}
 
 #-- writing .tex file in prtspool 
     my $temp_file;
@@ -2979,7 +2979,7 @@ sub render {
     my $var = $self->{'variable'};
 
     if (defined $self->{ERROR_MSG}) {
-        $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
+        $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />';
     }
 
     my $format = $helper->{VARS}->{$self->{'formatvar'}};
@@ -2998,78 +2998,63 @@ sub render {
     }
 
 
-
-    my ($width_and_units,
-	$height_and_units,
-	$margin_and_units)  = 
-	    &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
-
-
-    my ($width,  $wunits) = split(/ /, $width_and_units);
-    my ($height, $hunits) = split(/ /, $height_and_units);
-    my ($margin, $munits) = split(/ /, $margin_and_units);
-
-
-
-    # This code is a bit ugly and not very scalable with additional units.
-    # but I'm not sure my poor perlmanship knows a better way yet RF
-
-    my ($wuoptions, $huoptions, $muoptions);
+    my %size;
+    ($size{'width_and_units'},
+     $size{'height_and_units'},
+     $size{'margin_and_units'})=
+	 &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
     
-    if ($wunits eq 'cm') {
-	$wuoptions = '<option>cm</option><option>in</option>';
-    } else {
-	$wuoptions = '<option>in</option><option>cm</option>';
-    }
-    if ($hunits eq 'cm') {
-	$huoptions =  '<option>cm</option><option>in</option>';
-    } else {
-	$huoptions = '<option>in</option><option>cm</option>';
-    }
-    if ($munits eq 'cm') {
-	$muoptions = '<option>cm</option><option>in</option>';
-    } else {
-	$muoptions = '<option>in</option><option>cm</option>';
+    foreach my $dimension ('width','height','margin') {
+	($size{$dimension},$size{$dimension.'_unit'}) =
+	    split(/ +/, $size{$dimension.'_and_units'},2);
+       	
+	foreach my $unit ('cm','in') {
+	    $size{$dimension.'_options'} .= '<option ';
+	    if ($size{$dimension.'_unit'} eq $unit) {
+		$size{$dimension.'_options'} .= 'selected="selected" ';
+	    }
+	    $size{$dimension.'_options'} .= '>'.$unit.'</option>';
+	}
     }
 
     $result .= <<ELEMENTHTML;
 
 
 
-<p>How should the column be formatted?</p>
+<p>How should each column be formatted?</p>
 
 <table cellpadding='3'>
   <tr>
     <td align='right'><b>Width</b>:</td>
-    <td align='left'><input type='text' name='$var.width' value="$width" size='4'></td>
+    <td align='left'><input type='text' name='$var.width' value="$size{'width'}" size='4' /></td>
     <td align='left'>
       <select name='$var.widthunit'>
-      $wuoptions
+      $size{'width_options'}
       </select>
     </td>
   </tr>
   <tr>
     <td align='right'><b>Height</b>:</td>
-    <td align='left'><input type='text' name="$var.height" value="$height" size='4'></td>
+    <td align='left'><input type='text' name="$var.height" value="$size{'height'}" size='4' /></td>
     <td align='left'>
       <select name='$var.heightunit'>
-      $huoptions
+      $size{'height_options'}
       </select>
     </td>
   </tr>
   <tr>
     <td align='right'><b>Left margin</b>:</td>
-    <td align='left'><input type='text' name='$var.lmargin' value="$margin" size='4'></td>
+    <td align='left'><input type='text' name='$var.lmargin' value="$size{'margin'}" size='4' /></td>
     <td align='left'>
       <select name='$var.lmarginunit'>
-      $muoptions
+      $size{'margin_options'}
       </select>
     </td>
   </tr>
 </table>
 
-<p>Hint: Some instructors like to leave scratch space for the student by
-making the width much smaller than the width of the page.</p>
+<!--<p>Hint: Some instructors like to leave scratch space for the student by
+making the width much smaller than the width of the page.</p>-->
 
 ELEMENTHTML
 
@@ -3103,13 +3088,13 @@ sub postprocess {
     # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 
     # by an optional period, followed by digits, ending the string
 
-    if ($width !~  /^-?[0-9]+(\.[0-9]*)?$/) {
+    if ($width !~  /^-?[0-9]*(\.[0-9]*)?$/) {
         $error .= "Invalid width; please type only a number.<br />\n";
     }
-    if ($height !~  /^-?[0-9]+(\.[0-9]*)?$/) {
+    if ($height !~  /^-?[0-9]*(\.[0-9]*)?$/) {
         $error .= "Invalid height; please type only a number.<br />\n";
     }
-    if ($lmargin !~  /^-?[0-9]+(\.[0-9]*)?$/) {
+    if ($lmargin !~  /^-?[0-9]*(\.[0-9]*)?$/) {
         $error .= "Invalid left margin; please type only a number.<br />\n";
     }