var method = "POST";  // use GET or POST
   var http_request = false;
   function makeRequest(url, parameters) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      http_request.onreadystatechange = alertContents;

      if (method == 'POST') {
         http_request.open('POST', url, true);
         http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded;charset=utf-8");
         http_request.setRequestHeader("Content-length", parameters.length);
         http_request.setRequestHeader("Connection", "close");
         http_request.send(parameters);
      } else {
         http_request.open('GET', url + parameters, true);
         http_request.send(null);
      }
   }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            // alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById(div).innerHTML = result;
         } else if (http_request.status == 414) {
            alert('There was a problem with the request. Error' + http_request.status + ' URI string too long.');
         } else {
            alert('There was a problem with the request. Error' + http_request.status);
         }
      } else {
         document.getElementById(div).innerHTML = '<center><img src="http://www.sandyanimalclinic.com/wp-content/themes/Sandy_Animal_Clinic/images/ajax.gif"> Loading ...</center>';
      }

      window.addEvent('domready', function(){ 
         window.scroll(0,0);
      });
   }
   
function get(obj, url) {
  if (method == 'GET') {
     var getstr = "?";
  } else {
     var getstr = "";
  }
  for (i=0; i<obj.getElementsByTagName("input").length; i++) {
        if (obj.getElementsByTagName("input")[i].type == "hidden") {
           var hinput = obj.getElementsByTagName("input")[i].value.replace("&", "%26");
           getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                //   obj.getElementsByTagName("input")[i].value + "&";
                     hinput + "&";

        }
        if (obj.getElementsByTagName("input")[i].type == "text") {
           var tinput = obj.getElementsByTagName("input")[i].value.replace("&", "%26");
           getstr += obj.getElementsByTagName("input")[i].name + "=" + 
             //    obj.getElementsByTagName("input")[i].value + "&";
                   tinput + "&";
        }
        if (obj.getElementsByTagName("input")[i].type == "password") {
           var pinput = obj.getElementsByTagName("input")[i].value.replace("&", "%26");
           getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                   pinput + "&";
        }
        if (obj.getElementsByTagName("input")[i].type == "checkbox") {
           var cinput = obj.getElementsByTagName("input")[i].value.replace("&", "%26");
           if (obj.getElementsByTagName("input")[i].checked) {
              getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                   cinput + "&";
           } else {
              getstr += obj.getElementsByTagName("input")[i].name + "=&";
           }
        }
        if (obj.getElementsByTagName("input")[i].type == "radio") {
           if (obj.getElementsByTagName("input")[i].checked) {
              getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                   obj.getElementsByTagName("input")[i].value + "&";
           }
        }
        if (obj.getElementsByTagName("input")[i].type == "submit") {
           getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                   obj.getElementsByTagName("input")[i].value + "&";
        }
  }
  for (i=0; i<obj.getElementsByTagName("select").length; i++) {
        if (obj.getElementsByTagName("select")[i]) {
           var sel = obj.getElementsByTagName("select")[i];
           getstr += sel.name + "=" + sel.options[sel.selectedIndex].value + "&";
        }
  }
  for (i=0; i<obj.getElementsByTagName("textarea").length; i++) {
        if (obj.getElementsByTagName("textarea")[i]) {
           var tarea = obj.getElementsByTagName("textarea")[i].value.replace("&", "%26");
           getstr += obj.getElementsByTagName("textarea")[i].name + "=" + 
               //    obj.getElementsByTagName("textarea")[i].value + "&";
                     tarea + "&";
        }
  }
  makeRequest(url, getstr);
}