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| 1 | javascript: function toArray(c) {
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| 2 | var a, k; | |
| 3 | a = new Array; | |
| 4 | for (k = 0; k < c.length; ++k) a[k] = c[k]; | |
| 5 | return a; | |
| 6 | } | |
| 7 | ||
| 8 | function insAtTop(par, child) {
| |
| 9 | if (par.childNodes.length) par.insertBefore(child, par.childNodes[0]); | |
| 10 | else par.appendChild(child); | |
| 11 | } | |
| 12 | ||
| 13 | function countCols(tab) {
| |
| 14 | var nCols, i; | |
| 15 | nCols = 0; | |
| 16 | for (i = 0; i < tab.rows.length; ++i) | |
| 17 | if (tab.rows[i].cells.length > nCols) nCols = tab.rows[i].cells.length; | |
| 18 | return nCols; | |
| 19 | } | |
| 20 | ||
| 21 | function makeHeaderLink(tableNo, colNo, ord) {
| |
| 22 | var link; | |
| 23 | link = document.createElement('a');
| |
| 24 | link.href = 'javascript:sortTable(' + tableNo + ',' + colNo + ',' + ord + ');';
| |
| 25 | link.appendChild(document.createTextNode((ord > 0) ? 'a' : 'd')); | |
| 26 | return link; | |
| 27 | } | |
| 28 | ||
| 29 | function makeHeader(tableNo, nCols) {
| |
| 30 | var header, headerCell, i; | |
| 31 | header = document.createElement('tr');
| |
| 32 | for (i = 0; i < nCols; ++i) {
| |
| 33 | headerCell = document.createElement('td');
| |
| 34 | headerCell.appendChild(makeHeaderLink(tableNo, i, 1)); | |
| 35 | headerCell.appendChild(document.createTextNode('/'));
| |
| 36 | headerCell.appendChild(makeHeaderLink(tableNo, i, -1)); | |
| 37 | header.appendChild(headerCell); | |
| 38 | } | |
| 39 | return header; | |
| 40 | } | |
| 41 | g_tables = toArray(document.getElementsByTagName('table'));
| |
| 42 | if (!g_tables.length) alert("This page doesn't contain any tables.");
| |
| 43 | (function() {
| |
| 44 | var j, thead; | |
| 45 | for (j = 0; j < g_tables.length; ++j) {
| |
| 46 | thead = g_tables[j].createTHead(); | |
| 47 | insAtTop(thead, makeHeader(j, countCols(g_tables[j]))) | |
| 48 | } | |
| 49 | })(); | |
| 50 | ||
| 51 | function compareRows(a, b) {
| |
| 52 | if (a.sortKey == b.sortKey) return 0; | |
| 53 | return (a.sortKey < b.sortKey) ? g_order : -g_order; | |
| 54 | } | |
| 55 | ||
| 56 | function sortTable(tableNo, colNo, ord) {
| |
| 57 | var table, rows, nR, bs, i, j, temp; | |
| 58 | g_order = ord; | |
| 59 | g_colNo = colNo; | |
| 60 | table = g_tables[tableNo]; | |
| 61 | rows = new Array(); | |
| 62 | nR = 0; | |
| 63 | bs = table.tBodies; | |
| 64 | for (i = 0; i < bs.length; ++i) | |
| 65 | for (j = 0; j < bs[i].rows.length; ++j) {
| |
| 66 | rows[nR] = bs[i].rows[j]; | |
| 67 | temp = rows[nR].cells[g_colNo]; | |
| 68 | if (temp) rows[nR].sortKey = temp.innerHTML; | |
| 69 | else rows[nR].sortKey = ""; | |
| 70 | ++nR; | |
| 71 | } | |
| 72 | rows.sort(compareRows); | |
| 73 | for (i = 0; i < rows.length; ++i) insAtTop(table.tBodies[0], rows[i]); | |
| 74 | } |