--- a/materials/info.php	Tue Dec 29 10:32:04 2015 +0200
+++ b/materials/info.php	Tue Dec 29 13:04:18 2015 +0200
@@ -1,25 +1,25 @@
 <?
 $pageTitle = "Pupunen BatMUD Alloy Browser";
 $pageIndex = "info.php";
-$people = array("Hair", "Malacoda", "Kiomet", "Aegenor", "Gileon", "Corto");
+$people = ["Hair", "Malacoda", "Kiomet", "Aegenor", "Gileon", "Corto"];
 
-$matTypeTable = array(
-  0  => array("Organic + cloth (sewing)",      0, 1),
-  1  => array("Wood + bone (carpentry)",       5, 3),
-  2  => array("Metal + alloy (blacksmithing)", 4, 7),
-  3  => array("Stone (masonry)",               6, -1),
-  4  => array("Gem (gemcutting)",              10, -1),
-  5  => array("Inorganic (sculpture)",         8, -1),
-  6  => array("Glass (glassblowing)",          9, -1),
+$matTypeTable = [
+  0  => ["Organic + cloth (sewing)",      0, 1],
+  1  => ["Wood + bone (carpentry)",       5, 3],
+  2  => ["Metal + alloy (blacksmithing)", 4, 7],
+  3  => ["Stone (masonry)",               6, -1],
+  4  => ["Gem (gemcutting)",              10, -1],
+  5  => ["Inorganic (sculpture)",         8, -1],
+  6  => ["Glass (glassblowing)",          9, -1],
 
-  7  => array("Organic",                       0, -1),
-  8  => array("Wood",                          5, -1),
-  9  => array("Metal",                         4, -1),
+  7  => ["Organic",                       0, -1],
+  8  => ["Wood",                          5, -1],
+  9  => ["Metal",                         4, -1],
 
-  10 => array("Cloth",                         -1, 1),
-  11 => array("Bone",                          -1, 3),
-  12 => array("Alloy",                         -1, 7),
-);
+  10 => ["Cloth",                         -1, 1],
+  11 => ["Bone",                          -1, 3],
+  12 => ["Alloy",                         -1, 7],
+];
 
 
 require "mgeneric.inc.php";
@@ -34,21 +34,24 @@
 }
 
 
+$reliability = [
+  [  1,    1, "1 test", "background: #a00; color: white;" ],
+  [  2,    4, "2-4 tests", "background: #750; color: white;" ],
+  [  5,    9, "5-9 tests", "background: #c90; color: black;", "color: black;" ],
+  [ 10,   19, "10-19 tests", "background: #080; color: white;" ],
+  [ 20, 1000, "20 or more", "background: #0c0; color: black;", "color: black;" ],
+];
+
+
 function stGetValueStyle($n)
 {
-  if ($n >= 40) $str = 40;
-  else
-  if ($n >= 20) $str = 20;
-  else
-  if ($n >= 10) $str = 10;
-  else
-  if ($n >= 5)  $str = 5;
-  else
-  if ($n > 0)   $str = 0;
-  else
-    return "";
-
-  return " class=\"hits".$str."\"";
+  global $reliability;
+  foreach ($reliability as $chk)
+  {
+    if ($n >= $chk[0] && $n <= $chk[1])
+      return " class=\"hits".$chk[0]."to".$chk[1]."\"";
+  }
+  return "";
 }
 
 
@@ -65,52 +68,51 @@
 
 $setSwapRows = (isset($_GET["swap"]) && is_array($_GET["swap"])) ? $_GET["swap"] : array();
 
+$extraCSS = [];
+$extraInfo = [];
+foreach ($reliability as $chk)
+{
+  $tmps = "hits".$chk[0]."to".$chk[1];
+  $extraCSS[] = "   td.".$tmps.", .".$tmps." { ".$chk[3]." }";
+  if (isset($chk[4]))
+    $extraCSS[] = "   td.".$tmps." a { ".$chk[4]." }";
+
+  $extraInfo[] = "<span class=\"hits".$chk[0]."to".$chk[1]."\"><b>".$chk[2]."</b></span>";
+}
 
 cmPrintPageHeader($pageTitle, "
  <meta name=\"robots\" content=\"nofollow\" />
  <style type=\"text/css\">
    span.alternate { color: red; font-weight: bold; }
-   td.hits20 a, .hits20 { color: black; }
-
-   td.hits40, .hits40 { background: #0f0; color: white; }
-   td.hits20, .hits20 { background: #0c0; color: black; }
-   td.hits10, .hits10 { background: #080; }
-   td.hits5, .hits5  { background: #750; }
-   td.hits0, .hits0  { background: #a00; }
+".implode("\n", $extraCSS)."
    td.nohits, .nohits { background: black; }
    td.impossible { background: black; color: #f00; text-align: center; }
  </style>
 ");
 
-?>
-<h1><? echo $pageTitle; ?></h1>
-<form action="<? echo $pageIndex; ?>" method="get">
-<table class="optionsTable" width="100%">
- <tr>
-  <th width="25%">Show type</th>
-  <td rowspan="3" class="infobox">
-   [<a href="<? echo $pageIndex; ?>">Reset/Clear</a>] [<a href="index.php">Material browser</a>]
-   <br />
-   <ul>
-    <li><b>Also available in <a href="alloys.txt">ASCII plaintext format</a>.</b></li>
-    <li><b><a href="instructions.php">Read this</a> for instructions on how you can collect and submit your own alloy research data.</b></li>
-    <li>Only 2-material alloys are supported by this browser.</li>
-    <li>There may be errors, and lots of combinations are not researched yet.</li>
-    <li>The cell colour reflects how "reliable" the information is:
-     <b>
-     <span class="hits0">1-4 tries</span>,
-     <span class="hits5">5-9 tries</span>,
-     <span class="hits10">10-19 tries</span>,
-     <span class="hits20">20..39 tries</span>,
-     <span class="hits40">40 or more</span></b>.
-    </li>
-<?
+echo
+  "<h1>".$pageTitle."</h1>\n".
+  "<form action=\"".$pageIndex."\" method=\"get\">\n".
+  "<table class=\"optionsTable\" width=\"100%\">\n".
+  " <tr>\n".
+  "  <th width=\"25%\">Show type</th>\n".
+  "  <td rowspan=\"3\" class=\"infobox\">\n".
+  "   [<a href=\"".$pageIndex."\">Reset/Clear</a>] [<a href=\"index.php\">Material browser</a>]\n".
+  "   <br />\n".
+  "   <ul>\n".
+  "    <li><b>Also available in <a href=\"alloys.txt\">ASCII plaintext format</a>.</b></li>\n".
+  "    <li><b><a href=\"instructions.php\">Read this</a> for instructions on how you can collect and submit your own alloy research data.</b></li>\n".
+  "    <li>Only 2-material alloys are supported by this browser.</li>\n".
+  "    <li>There may be errors, and lots of combinations are not researched yet.</li>\n".
+  "    <li>The cell colour reflects how \"reliable\" the information is: ".
+  implode(", ", $extraInfo).".</li>\n";
+
 if (isset($people) && count($people) > 0)
 {
-  $tmp = array();
+  $tmp = [];
   foreach ($people as $key)
     $tmp[] = "<b>".$key."</b>";
-  echo "<li>Thanks to the following people for providing alloying data: ".join(", ", $tmp).".</li>";
+  echo "    <li>Thanks to the following people for providing alloying data: ".join(", ", $tmp).".</li>\n";
 }
 
 echo
@@ -169,7 +171,7 @@
       echo "<th>".chentities($matTransNames[$key + 1])."</th><td>";
       if (is_array($val))
       {
-        $tmp = array();
+        $tmp = [];
         foreach ($val as $lode)
           $tmp[] = chentities($matTransTable[$key][$lode]);
         echo join(", ", $tmp);
@@ -189,7 +191,7 @@
       echo "<ul>\n";
       foreach ($alloyRevTable[$setShowMat] as $mat => $value)
       {
-        $tmp = array();
+        $tmp = [];
         foreach ($value as $qkey => $qval)
           $tmp[] = stGetMatLink($qkey);
 
@@ -211,7 +213,7 @@
     }
 
 /*
-    $typeMats = array();
+    $typeMats = [];
     foreach ($matDataTable as $name => $data)
     {
       if ($data[14] == $matDataTable[$setShowMat][14] && $name != $setShowMat)
@@ -265,7 +267,7 @@
    * Print alloy table for given material type
    */
   // Filter table from maintable matching desired material type(s)
-  $currTable = array();
+  $currTable = [];
   foreach ($matDataTable as $name => $data)
   {
     if ($data[14] == $matTypeTable[$setShowOnly][1] ||
@@ -276,7 +278,7 @@
   // Swap desired rows
   if (count($setSwapRows) > 0)
   {
-    $str = array();
+    $str = [];
     $nkeys = count($currTable);
     foreach ($setSwapRows as $from => $to)
     if ($from >= 0 && $from < $nkeys && $to >= 0 && $to < $nkeys && $to != $from)
@@ -338,7 +340,7 @@
           $researched++;
           $researchValue += $value;
 
-          $slist = array();
+          $slist = [];
           foreach ($tmp as $a => $b)
           {
             $slist[] = stGetMatLink($a,