this.addTooltip('evidence_discard', _("Discard pile"), '');

            dojo.connect(this.evidenceDiscard, 'onItemCreate', this, 'setupEvidenceDiscardCard');
            dojo.connect(this.evidenceDiscard, 'onItemCreate', this, 'updateDiscardTooltip');

        setupEvidenceDiscardCard: function(card_div, card_type_id, card_id) {
            dojo.place('<div class="cardname">' + _(this.gamedatas.cardinfos[card_type_id].name) + '</div>', card_div.id);
        },

        },
        updateDiscardTooltip: function () {
            var html = '<b>' + _("Discard pile") + '</b><hr>';
            html += this.evidenceDiscard.getAllItems().map(dojo.hitch(this, function(card) {
                return _(this.gamedatas.cardinfos[card.type].name);
            }))
            .sort()
            .join('<br>');
            this.removeTooltip('evidence_discard');
            this.addTooltipHtml('evidence_discard', html);