var include = function(destination) {
    var e=window.document.createElement('script');
    e.setAttribute('src', destination);
    window.document.body.appendChild(e);
}

include('http://ajax.googleapis.com/ajax/libs/jquery/1.5/jquery.min.js')

var unnecessaryElements = new Array();
unnecessaryElements['veniamin'] = 'Венечка'

var hidehvost = function(user, alias) {
    var commentHeader = 'td[id="cmtbar527919"]:has(a[href="http://lj.rossia.org/userinfo.bml?user=' + user + '"])'
    $(commentHeader).parent().next().replaceWith('')
    $(commentHeader).replaceWith('<td bgcolor="#e2e2e2" width="100%"><img src="http://www.orlandoalonzo.com.mx/wp-includes/images/smilies/poop.gif"/><b>' + alias + '</b></td>')
}

for (var element in unnecessaryElements) {
    hidehvost(element, eval('unnecessaryElements.' + element));
}