On amazon pages, copy to clipboard the bookinfo (ASIN, author, title, URL) with C-cC-p

keysnail-amazon-BookInfo-Copy.js

key.setViewKey(['C-c', 'C-p'], function(ev){
    var loc = getBrowser().contentDocument.URL;
    var doc = frame = document.commandDispatcher.focusedWindow.document
        || gBrowser.contentWindow.document;
    if(loc.match(/www\.amazon\./)){
        asin = loc.split("/")[5];
        r = doc.evaluate("//div[@class='buying']",doc,null,XPathResult.FIRST_ORDERED_NODE_TYPE, null);
        list = r.singleNodeValue.textContent.split("\n");
        var info = Array();
        for(i=0; i<list.length; i++ ){
            list[i] = list[i].trim();
            if(list[i] != "")
                info[info.length] = list[i];
        }
        var title = "";
        a = info[0].split(' ');
        for(i=0; i<a.length; i++){
            if(a[i][0] != "[") title += a[i];
            else break;
        }
        var output = info[1] + " \"" + title + "\" " + asin + "[[" + loc + "]]";
        command.setClipboardText(output);
    }
}, "Get book information", false);