public static function input_category($TrCategoryDefault)
{
$CategoryArrayDesc = db_function::category_select_distinct();
array_unshift($CategoryArrayDesc, "None");
echo "<div class='form-group'>";
echo "<label for='Category'>Category</label>";
echo "<input id='Category' type='text' name='Category' class='form-control' placeholder='Choose a category' autocomplete = 'off' required />";
echo "<span class='help-block'></span>";
echo "</div>\n";
echo "<script type='text/javascript'>";
echo "var CategoryList = " . json_encode($CategoryArrayDesc) . ";";
echo "\$('#Category').typeahead({hint: true, highlight: true, minLength: 1},{name: 'CategoryList', displayKey: 'value',source: substringMatcher(CategoryList)});";
if ($TrCategoryDefault != "") {
echo "document.getElementById('Category').value='{$TrCategoryDefault}';";
}
echo "</script>";
}
