function buyNow() {
    //http://www.amazon.com/Perish-Attempt-Wilderness-Medicine-Expedition/dp/1560372265/ref=sr_1_1_oe_1?s=books&ie=UTF8&qid=1281662720&sr=1-1
    window.location="http://www.nebraskapress.unl.edu/Catalog/ProductSearch.aspx?search=or+perish+in+the+attempt";
}