_getAvailTab : function() {
            this.avail = new YAHOO.widget.Tab({ label: "Available Trades", content: [
                '<div>',
                '    <div style="border-bottom: 1px solid #52ACFF; padding-bottom: 5px; margin-bottom: 5px;"><label>Filter:</label><select id="tradeFilter"><option value="">All</option><option value="energy">Energy</option><option value="food">Food</option><option value="ore">Ore</option>',
                '    <option value="water">Water</option><option value="waste">Waste</option><option value="glyph">Glyph</option><option value="prisoner">Prisoner</option>',