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;
      http_request.open('GET', url + parameters, true);
      http_request.send(null);
   }

   function makeRequest2(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 = alertContents2;
	      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('phoneDiv').innerHTML = result;            
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function alertContents2() {
	      if (http_request.readyState == 4) {
	         if (http_request.status == 200) {
	            //alert(http_request.responseText);
	            result = http_request.responseText;
	            document.getElementById('myspan').innerHTML = result;            
	         } else {
	            alert('There was a problem with the request.');
	         }
	      }
	   }

   function get(obj) {
      var getstr = "?";
      for (i=0; i<obj.childNodes.length; i++) {
         if (obj.childNodes[i].tagName == "INPUT") {
            if (obj.childNodes[i].type == "hidden") {
               getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
            }
            if (obj.childNodes[i].type == "text") {
               getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
            }
            if (obj.childNodes[i].type == "checkbox") {
               if (obj.childNodes[i].checked) {
                  getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
               } else {
                  getstr += obj.childNodes[i].name + "=&";
               }
            }
            if (obj.childNodes[i].type == "radio") {
               if (obj.childNodes[i].checked) {
                  getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
               }
            }
         }   
         if (obj.childNodes[i].tagName == "SELECT") {
            var sel = obj.childNodes[i];
            getstr += sel.name + "=" + sel.options[sel.selectedIndex].value + "&";
         }
         
      }
      makeRequest('/post.php', getstr);
   }

   function post(obj) {
	      var getstr = "?";
	      for (i=0; i<obj.childNodes.length; i++) {
	         if (obj.childNodes[i].tagName == "INPUT") {
	            if (obj.childNodes[i].type == "hidden") {
	               getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
	            }
	            if (obj.childNodes[i].type == "text") {
	               getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
	            }
	            if (obj.childNodes[i].type == "checkbox") {
	               if (obj.childNodes[i].checked) {
	                  getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
	               } else {
	                  getstr += obj.childNodes[i].name + "=&";
	               }
	            }
	            if (obj.childNodes[i].type == "radio") {
	               if (obj.childNodes[i].checked) {
	                  getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
	               }
	            }
	         }   
	         if (obj.childNodes[i].tagName == "SELECT") {
	            var sel = obj.childNodes[i];
	            getstr += sel.name + "=" + sel.options[sel.selectedIndex].value + "&";
	         }
	         
	      }
	      makeRequest2('/get.php', getstr);
	   }