starcat-channel-guide-prettifier.user.js

// ==UserScript==
// @name           STARCAT Channel Guide Prettifier
// @include        http://tv.starcat.co.jp/channel/weekly/*/*
// ==/UserScript==

var colors = ['#DDFFEE', '#DDFFEE', '#FFFFDD', '#DDF5F5', '#EEEEFF', '#FFEEEE'];
var shows  = ['NUMBERS' /* 'HOUSE', 'BONES', 'NCIS', 'NIP/TUCK', 'ブラックファイル' */];

GM_addStyle(colors.map(function (c, i) '.color' + i + ' { background-color: ' + c + '; }').join('\n'));

shows.forEach(function (show, i) {
    $X('//td/a[contains(text(), "' + show + '")]', document.getElementById('body'), true).forEach(function (a)
        a.parentNode.setAttribute('class', 'color' + i)
    );
});

var now = $X('//strong[@class="tv_now"]');

scrollToElement(now);
now.parentNode.style.backgroundColor = '#CCFFCC';

$X('//th[@rowspan="1" or @rowspan="2" or @rowspan="3"]', document.getElementById('body'), true).forEach(function (th) {
    th.innerHTML = th.innerHTML.replace(/(\d+)時/, function (a, b) b % 24 + '時');
});

// from Prototype.js
function scrollToElement (element) {
    var pos = cumulativeOffset(element);
    window.scrollTo(pos.left, pos.top);
}

function cumulativeOffset (element) {
    var valueT = 0, valueL = 0, margin = 50;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
    } while (element);
    return { left: valueL, top: valueT - margin };
}

// from ShareOnTumblr - http://userscripts.org/scripts/show/9695
// originate at cho45 - http://lowreal.net/
function $X(exp, context, multi) {
    if(typeof(unsafeWindow)!='undefined'){
        Node = unsafeWindow.Node;
    }

    if (!context) context = document;
    var resolver = function (prefix) {
        var o = document.createNSResolver(context)(prefix);
        return o ? o : (document.contentType == "text/html") ? "" : "http://www.w3.org/1999/xhtml";
    }
    var exp = document.createExpression(exp, resolver);
    var value = function(node){
        if(!node)
            return;

        switch (node.nodeType) {
        case Node.ELEMENT_NODE:
            return node;
        case Node.ATTRIBUTE_NODE:
        case Node.TEXT_NODE:
            return node.textContent;
        }
    }

    var result = exp.evaluate(context, XPathResult.ANY_TYPE, null);
    switch (result.resultType) {
        case XPathResult.STRING_TYPE : return result.stringValue;
        case XPathResult.NUMBER_TYPE : return result.numberValue;
        case XPathResult.BOOLEAN_TYPE: return result.booleanValue;
        case XPathResult.UNORDERED_NODE_ITERATOR_TYPE: {
            if(!multi)
                return value(result.iterateNext());

            result = exp.evaluate(context, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
            var ret = [];
            for (var i = 0, len = result.snapshotLength; i < len ; i++) {
                ret.push(value(result.snapshotItem(i)));
            }
            return ret;
        }
    }
    return null;
}