function showPage(i){
	url = "/cgi-bin/get.pl?page=" + i;
	retrieveURL(url);
}

function retrieveURL(url) {
  if (window.XMLHttpRequest) { // Non-IE browsers
      req = new XMLHttpRequest();
      req.onreadystatechange = processStateChange;
      try {
        req.open("GET", url, true);
      } catch (e) {
        alert(e);
      }
      req.send(null);
  } 
  else if (window.ActiveXObject) { // IE
     req = new ActiveXObject("Microsoft.XMLHTTP");
	if (req) {
		req.onreadystatechange = processStateChange;
		req.open("GET", url, true);
		req.send();
	}
  }
}

function processStateChange() {
	if (req.readyState == 4) { // Complete
		if (req.status == 200) { // OK response
				document.getElementById("content").innerHTML = req.responseText;
	    }
		else {
				alert("Problem: " + req.statusText);
		}
	}
}