function affinityAmazon(A){isbn=A;http=getHTTPObject();http.open("POST","affinity/amazon.php?t="+(new Date()),true);http.onreadystatechange=returnAffinityAm;http.setRequestHeader("Content-Type","application/x-www-form-urlencoded");http.send("asin="+isbn)}function returnAffinityAm(){if(http.readyState==4){if(http.responseText.length>0){if(http.responseText.charAt(0)=="1"){explain=document.getElementById("explain");explain.style.display="";data=document.getElementById("amazon-get");has=document.getElementById("amazon-has");data.style.display="none";has.style.display="";pri=document.getElementById("amazon-price");pri.innerHTML=http.responseText.substring(2)}else{data=document.getElementById("amazon-get");has=document.getElementById("amazon-no");data.style.display="none";has.style.display="";pri=document.getElementById("amazon-price");pri.innerHTML=""}}}}function affinityBamm(A){isbn=A;http2=getHTTPObject();http2.open("POST","affinity/bamm.php?t="+(new Date()),true);http2.onreadystatechange=returnAffinityBamm;http2.setRequestHeader("Content-Type","application/x-www-form-urlencoded");http2.send("isbn="+isbn)}function returnAffinityBamm(){if(http2.readyState==4){if(http2.responseText.length>0){if(http2.responseText.charAt(0)=="1"){explain=document.getElementById("explain");explain.style.display="";data=document.getElementById("bamm-get");has=document.getElementById("bamm-has");data.style.display="none";has.style.display="";pri=document.getElementById("bamm-price");pri.innerHTML=http2.responseText.substring(2)}else{data=document.getElementById("bamm-get");has=document.getElementById("bamm-no");data.style.display="none";has.style.display="";pri=document.getElementById("bamm-price");pri.innerHTML=""}}}};