// routines

var ce_temp = document.createElement("div"); // creatin trash container
ce_temp.setAttribute("id", "cutexpander_temp");
document.body.appendChild(ce_temp);

ce_loader = '<b>(&nbsp;<img src="data:image/gif;base64,R0lGODlhEAAQAPQAAP%2F%2F%2FwAAAPj4%2BDg4OISEhAYGBiYmJtbW1qioqBYWFnZ2dmZmZuTk5JiYmMbGxkhISFZWVgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH%2FC05FVFNDQVBFMi4wAwEAAAAh%2FhpDcmVhdGVkIHdpdGggYWpheGxvYWQuaW5mbwAh%2BQQJCgAAACwAAAAAEAAQAAAFUCAgjmRpnqUwFGwhKoRgqq2YFMaRGjWA8AbZiIBbjQQ8AmmFUJEQhQGJhaKOrCksgEla%2BKIkYvC6SJKQOISoNSYdeIk1ayA8ExTyeR3F749CACH5BAkKAAAALAAAAAAQABAAAAVoICCKR9KMaCoaxeCoqEAkRX3AwMHWxQIIjJSAZWgUEgzBwCBAEQpMwIDwY1FHgwJCtOW2UDWYIDyqNVVkUbYr6CK%2Bo2eUMKgWrqKhj0FrEM8jQQALPFA3MAc8CQSAMA5ZBjgqDQmHIyEAIfkECQoAAAAsAAAAABAAEAAABWAgII4j85Ao2hRIKgrEUBQJLaSHMe8zgQo6Q8sxS7RIhILhBkgumCTZsXkACBC%2B0cwF2GoLLoFXREDcDlkAojBICRaFLDCOQtQKjmsQSubtDFU%2FNXcDBHwkaw1cKQ8MiyEAIfkECQoAAAAsAAAAABAAEAAABVIgII5kaZ6AIJQCMRTFQKiDQx4GrBfGa4uCnAEhQuRgPwCBtwK%2BkCNFgjh6QlFYgGO7baJ2CxIioSDpwqNggWCGDVVGphly3BkOpXDrKfNm%2F4AhACH5BAkKAAAALAAAAAAQABAAAAVgICCOZGmeqEAMRTEQwskYbV0Yx7kYSIzQhtgoBxCKBDQCIOcoLBimRiFhSABYU5gIgW01pLUBYkRItAYAqrlhYiwKjiWAcDMWY8QjsCf4DewiBzQ2N1AmKlgvgCiMjSQhACH5BAkKAAAALAAAAAAQABAAAAVfICCOZGmeqEgUxUAIpkA0AMKyxkEiSZEIsJqhYAg%2BboUFSTAkiBiNHks3sg1ILAfBiS10gyqCg0UaFBCkwy3RYKiIYMAC%2BRAxiQgYsJdAjw5DN2gILzEEZgVcKYuMJiEAOwAAAAAAAAAAAA%3D%3D"> loading...&nbsp)</b>'

ce_error = '<div style="border: 1px solid #ff3938; padding: 5px; background: #f5b2aa; margin: 3px 0px; display: inline;">ooups, something gone wrong :-( original link:</div>&nbsp;<b>(&nbsp;<a class="ce_originalLink" href="'

// make it simple

function $(id) { return document.getElementById(id); }
function $x(path, root) {
    if (!root) root = document;
    var i, arr = [], xpr = document.evaluate(path, root, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
    for (i = 0; item = xpr.snapshotItem(i); i++) arr.push(item);
    return arr;
}

// modifyin links

$x("//b/a[contains(@href, 'cutid')]").forEach(function(a) {
    a.addEventListener("click", expand_click, false);
    a.setAttribute("onclick", "return false");
});

// expandin

function expand_click() {
    link = this;

    var cutid = link.href.replace(/.+?#cutid/i, ""); // gettin cutid part
    var postn = link.href.replace(/.+?\//g, "").replace(/\.html.+?$/, "");

    var text = link.innerHTML; // gettin link text for future use in error message

    var cut_container = document.createElement("DIV"); // creatin preloader
    with (cut_container) {
        setAttribute("id", "cut_container_" + postn + cutid);
        innerHTML = ce_loader;
    }
   
    link.parentNode.parentNode.insertBefore(cut_container, link.parentNode); // wipin out original link
    link.parentNode.parentNode.removeChild(link.parentNode);

    try {
        GM_xmlhttpRequest({
            method: 'GET',
            url: link.href,
            onload: function(responseDetails) {
                ce_temp.innerHTML = responseDetails.responseText; // loadin el-jay post into trash container
   
                cut = document.getElementsByName("cutid"+cutid)[0]; // gettin part to insert
                var toinsert = cut.parentNode.innerHTML;
   
                toinsert=toinsert.replace(/[\r\n]/g, "").replace(eval("/.+?<a name=\"cutid" + cutid + "\"><\\/a>/i"), ""); // cuttin it
   
                if (toinsert != "") { // if it's all okay
                    var original = cut_container.parentNode.innerHTML; // gettin cutted post
                    original = original.replace(/[\r\n]/g, "").replace(/<div id="cut_container.+?<\/div>.+?$/i, ""); // gettin html before cut
   
                    cut_container.parentNode.innerHTML = original + toinsert; // replacin cutted post with full
   
                    $x("//b/a[contains(@href, 'cutid')]").forEach(function(a) { // modifyin reloaded links again
                        if (a.className != 'ce_originalLink'){
                            a.addEventListener("click", expand_click, false);
                            a.setAttribute("onclick", "return false");
                        }
                    });

                    if(cut_container = $("cut_container_" + postn + cutid)) // if cut_container didn't dissapear (it happens sometimes)
                        cut_container.parentNode.removeChild(cut_container); // annihilatin it
                }
                else if (ce_ljcut = $x("//div[contains(@id, 'cutexpander_temp')]//div[contains(@class, 'ljcut')]")[eval(cutid-1)]){ // tweak for the posts, in which cut content stored in <div class="ljcut"> containers (i dunno where it comes from, maybe semagic)
                    cut_container.parentNode.innerHTML = ce_ljcut.innerHTML;

                    $x("//b/a[contains(@href, 'cutid')]").forEach(function(a) { // modifyin reloaded links again
                        if (a.className != 'ce_originalLink'){
                            a.addEventListener("click", expand_click, false);
                            a.setAttribute("onclick", "return false");
                        }
                    });

                    if(cut_container = $("cut_container_" + postn + cutid))
                        cut_container.parentNode.removeChild(cut_container);
                }
                else { // someth gone wrong
                    cut_container.innerHTML = ce_error + link.href + "\">" + text + "</a>&nbsp;)</b>";
                }
                   
                ce_temp.innerHTML = ""; // annihilatin trash
            }
        });
    } catch(e) { // someth gone wrong
        cut_container.innerHTML = ce_error + link.href + "\">" + text + "</a>&nbsp;)</b>"; // displaing error message
    }
}