--- loncom/homework/structuretags.pm	2003/06/19 20:04:16	1.187
+++ loncom/homework/structuretags.pm	2003/06/30 20:21:43	1.191
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.187 2003/06/19 20:04:16 albertel Exp $
+# $Id: structuretags.pm,v 1.191 2003/06/30 20:21:43 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -149,11 +149,8 @@ sub setup_rndseed {
 	}
 	if ($ENV{'form.resetdata'} eq 'New Problem Variation' ||
 	    $ENV{'form.newrandomization'} eq 'New Randomization') {
-	    $rndseed=time;
-	    if ($rndseed eq $ENV{'form.rndseed'}) {
-		srand($rndseed);
-		$rndseed=int(rand(1000000000));
-	    }
+	    srand(time);
+	    $rndseed=int(rand(2100000000));
 	    $ENV{'form.rndseed'}=$rndseed;
 	    delete($ENV{'form.resetdata'});
 	    delete($ENV{'form.newrandomization'});
@@ -408,9 +405,9 @@ sub start_problem {
 		    "<title>$name</title></head>\n$body_tag_start\n";
 	    }
 	} elsif ($target eq 'tex') {
-	    my $startminipage = '';
-	    if ($ENV{'form.problem_split'} ne 'yes') {
-		$startminipage = '\begin{minipage}{\textwidth}';
+	    my $startminipage = ' SSS '.$ENV{'form.problem_split'}.' FFF ';
+	    if (not $ENV{'form.problem_split'}=~/yes/) {
+		$startminipage .= '\begin{minipage}{\textwidth}';
 	    }
 	    my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
 	    if ($name eq '') {
@@ -507,7 +504,8 @@ sub end_problem {
 		}
 	    } elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' ||
 		     $status eq 'UNCHECKEDOUT' ) {
-		if ($target ne 'tex') {
+		if ($target ne 'tex' &&
+		    $ENV{'form.answer_output_mode'} ne 'tex') {
 		    $result.="</body>\n";
 		}
 	    }
@@ -515,7 +513,7 @@ sub end_problem {
 		$result.=&Apache::lonxml::xmlend();
 	    } elsif ($target eq 'tex') {
 		my $endminipage = '';
-		if ($ENV{'form.problem_split'} ne 'yes') {
+		if (not $ENV{'form.problem_split'}=~/yes/) {
 		    $endminipage = '\end{minipage}';
 		}
 		$result .= '\keephidden{ENDOFPROBLEM}\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}';
@@ -1040,15 +1038,7 @@ sub end_startouttext {
                  &Apache::edit::insertlist($target,$token).
 		 &Apache::edit::end_row().
                  &Apache::edit::start_spanning_row()."\n"
-		 .'<table><tr><td>'.
-		 &Apache::loncommon::help_open_topic("Greek_Symbols",
-						     'Greek Symbols',
-						     undef,undef,600)
-		 .'</td><td>'.
-		 &Apache::loncommon::help_open_topic("Other_Symbols",
-						     'Other Symbols',
-						     undef,undef,600)
-		 .'</td></tr></table>'.
+		 . &Apache::loncommon::helpLatexCheatsheet () .
 		 &Apache::edit::editfield($token->[1],$text,"",80,4);
     }
     if ($target eq 'modified') {