added sorting to invoices in the admin

@@ -483,3 +483,73 @@ input.dp-applied {
 .edit-option-table tbody td { padding: 3px 5px; text-align: left; font-weight: bold; font-size: 11px; }
 .edit-option-table tbody td { padding: 3px 5px; text-align: left; font-weight: bold; font-size: 11px; }
 .edit-option-table tbody td textarea,
 .edit-option-table tbody td textarea,
 .edit-option-table tbody td input { font-size:11px; width: 99% }
 .edit-option-table tbody td input { font-size:11px; width: 99% }
+
+/* tables */
+table.tablesorter {
+	/*
+font-family:arial;
+	background-color: #CDCDCD;
+	margin:10px 0pt 15px;
+	font-size: 8pt;
+	width: 100%;
+*/
+	text-align: left;
+}
+table.tablesorter thead tr th, table.tablesorter tfoot tr th {
+	/*
+background-color: #e6EEEE;
+	border: 1px solid #FFF;
+	font-size: 8pt;
+	padding: 4px;
+*/
+}
+table.tablesorter thead tr .header {
+	background-image: url(/wp-content/themes/cbv/assets/images/bg.gif);
+	background-repeat: no-repeat;
+	background-position: center right;
+	cursor: pointer;
+}
+table.tablesorter tbody td {
+	/*
+color: #3D3D3D;
+	padding: 4px;
+	background-color: #FFF;
+	vertical-align: top;
+*/
+}
+table.tablesorter tbody tr.odd td {
+	background-color:#f5f5f5;
+}
+table.tablesorter thead tr .headerSortUp {
+	background-image: url(/wp-content/themes/cbv/assets/images/asc.gif);
+}
+table.tablesorter thead tr .headerSortDown {
+	background-image: url(/wp-content/themes/cbv/assets/images/desc.gif);
+}
+table.tablesorter thead tr .headerSortDown, table.tablesorter thead tr .headerSortUp {
+color: #DF3224;
+}
+
+div.tablesorterPager {
+	padding: 10px 0 10px 0;
+	background-color: #D6D2C2;
+	text-align: center;
+}
+div.tablesorterPager span {
+	padding: 0 5px 0 5px;
+}
+div.tablesorterPager input.prev {
+	width: auto;
+	margin-right: 10px;
+}
+div.tablesorterPager input.next {
+	width: auto;
+	margin-left: 10px;
+}
+div.tablesorterPager input {
+	font-size: 8px;
+	width: 50px;
+	border: 1px solid #330000;
+	text-align: center;
+}
+

@@ -237,4 +237,14 @@ use WP_User;
     
     
     
     
 </div>
 </div>
-<script src="<?php echo Tools\url('../UserManager.js', __FILE__);?>" type="text/javascript"></script>
\ No newline at end of file
+<script src="<?php echo Tools\url('../UserManager.js', __FILE__);?>" type="text/javascript"></script>
+<script type="text/javascript">
+    jQuery(document).ready(function($) {
+        
+        $('#invoice-table')
+            .tablesorter({ 
+                sortList: [[0,1]],
+                widgets: ['zebra']
+        });
+    });
+</script>