var xajaxDebug=true;
		function Xajax()
		{
			this.DebugMessage = function(text){if (xajaxDebug) alert("Xajax Debug:\n " + text)}			
			this.workId = 'xajaxWork'+ new Date().getTime();
			this.depth = 0;
			
			//Get the XMLHttpRequest Object
			this.getRequestObject = function()
			{
				this.DebugMessage("Initializing Request Object..");				var req;
				try
				{
					req=new ActiveXObject("Msxml2.XMLHTTP");
				}
				catch (e)
				{
					try
					{
						req=new ActiveXObject("Microsoft.XMLHTTP");
					}
					catch (e2)
					{
						req=null;
					}
				}
				if(!req && typeof XMLHttpRequest != "undefined")
					req = new XMLHttpRequest();
				
					if (!req) this.DebugMessage("Request Object Instantiation failed.");					
				return req;
			}

			// xajax.$() is shorthand for document.getElementById()
			this.$ = function(sId)
			{
				return document.getElementById(sId);
			}
			
			// xajax.getFormValues() builds a query string XML message from the elements of a form object
			this.getFormValues = function(frm)
			{
				var objForm;
				if (typeof(frm) == "string")
					objForm = this.$(frm);
				else
					objForm = frm;
				var sXml = "<xjxquery><q>";
				if (objForm && objForm.tagName == 'FORM')
				{
					var formElements = objForm.elements;
					for( var i=0; i < formElements.length; i++)
					{
						if ((formElements[i].type == 'radio' || formElements[i].type == 'checkbox') && formElements[i].checked == false)
							continue;
						var name = formElements[i].name;
						if (name)
						{
							if (sXml != '<xjxquery><q>')
								sXml += '&';
							sXml += name+"="+encodeURIComponent(formElements[i].value);
						} 
					}
				}
				
				sXml +="</q></xjxquery>";
				
				return sXml;
			}
			
			// Generates an XML message that xajax can understand from a javascript object
			this.objectToXML = function(obj)
			{
				var sXml = "<xjxobj>";
				for (i in obj)
				{
					try
					{
						if (i == 'constructor')
							continue;
						if (obj[i] && typeof(obj[i]) == 'function')
							continue;
							
						var key = i;
						var value = obj[i];
						if (value && typeof(value)=="object" && 
							(value.constructor == Array
							 ) && this.depth <= 50)
						{
							this.depth++;
							value = this.objectToXML(value);
							this.depth--;
						}
						
						sXml += "<e><k>"+key+"</k><v>"+value+"</v></e>";
						
					}
					catch(e)
					{
						this.DebugMessage(e);					}
				}
				sXml += "</xjxobj>";
			
				return sXml;
			}

			// Sends a XMLHttpRequest to call the specified PHP function on the server
			this.call = function(sFunction, aArgs, sRequestType)
			{
				var i,r,postData;
				if (document.body)
					document.body.style.cursor = 'wait';
								this.DebugMessage("Starting xajax...");				var xajaxRequestType = sRequestType;
				var uri = xajaxRequestUri;
				var value;
				switch(xajaxRequestType)
				{
					case 0:{
						var uriGet = uri.indexOf("?")==-1?"?xajax="+encodeURIComponent(sFunction):"&xajax="+encodeURIComponent(sFunction);
						for (i = 0; i<aArgs.length; i++)
						{
							value = aArgs[i];
							if (typeof(value)=="object")
								value = this.objectToXML(value);
							uriGet += "&xajaxargs[]="+encodeURIComponent(value);
						}
						uriGet += "&xajaxr=" + new Date().getTime();
						uri += uriGet;
						postData = null;
						} break;
					case 1:{
						postData = "xajax="+encodeURIComponent(sFunction);
						postData += "&xajaxr="+new Date().getTime();
						for (i = 0; i <aArgs.length; i++)
						{
							value = aArgs[i];
							if (typeof(value)=="object")
								value = this.objectToXML(value);
							postData = postData+"&xajaxargs[]="+encodeURIComponent(value);
						}
						} break;
					default:
						alert("Illegal request type: " + xajaxRequestType); return false; break;
				}
				r = this.getRequestObject();
				r.open(xajaxRequestType==0?"GET":"POST", uri, true);
				if (xajaxRequestType == 1)
				{
					try
					{
						r.setRequestHeader("Method", "POST " + uri + " HTTP/1.1");
						r.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
					}
					catch(e)
					{
						alert("Your browser does not appear to  support asynchronous requests using POST.");
						return false;
					}
				}
				r.onreadystatechange = function()
				{
					if (r.readyState != 4)
						return;
					
					if (r.status==200)
					{
						xajax.DebugMessage("Received:\n" + r.responseText);						var data = r.responseXML;
						if (data)
							xajax.processResponse(data);
					}
				}
				this.DebugMessage("Calling "+sFunction +" uri="+uri+" (post:"+ postData +")");				r.send(postData);
								this.DebugMessage(sFunction + " waiting..");				delete r;
				return true;
			}
			
			// Tests if the new Data is the same as the extant data
			this.willChange = function(element, attribute, newData)
			{
				var oldData;
				if (attribute == "innerHTML")
				{
					tmpXajax = this.$(this.workId);
					if (tmpXajax == null)
					{
						tmpXajax = document.createElement("div");
						tmpXajax.setAttribute('id',this.workId);
						tmpXajax.style.display = "none";
						tmpXajax.style.visibility = "hidden";
						document.body.appendChild(tmpXajax);
					}
					tmpXajax.innerHTML = newData;
					newData = tmpXajax.innerHTML;
				}
				eval("oldData=document.getElementById('"+element+"')."+attribute);
				if (newData != oldData)
					return true;
					
				return false;
			}
			
			//Process XML xajaxResponses returned from the request
			this.processResponse = function(xml)
			{
								var tmpXajax = null;
				xml = xml.documentElement;
				for (i=0; i<xml.childNodes.length; i++)
				{
					if (xml.childNodes[i].nodeName == "alert")
					{
						if (xml.childNodes[i].firstChild)
							alert(xml.childNodes[i].firstChild.nodeValue);
					}
					if (xml.childNodes[i].nodeName == "jscript")
					{
						if (xml.childNodes[i].firstChild)
							eval(xml.childNodes[i].firstChild.nodeValue);
					}
					if (xml.childNodes[i].nodeName == "update")
					{
						var action;
						var element;
						var attribute;
						var search;
						var data;
						var type;
						var objElement;
						
						for (j=0; j<xml.childNodes[i].attributes.length; j++)
						{
							if (xml.childNodes[i].attributes[j].name == "action")
							{
								action = xml.childNodes[i].attributes[j].value;
							}
						}
						
						var node = xml.childNodes[i];
						for (j=0;j<node.childNodes.length;j++)
						{
							if (node.childNodes[j].nodeName == "target")
							{
								for (k=0; k<node.childNodes[j].attributes.length; k++)
								{
									if (node.childNodes[j].attributes[k].name == "attribute")
									{
										attribute = node.childNodes[j].attributes[k].value;
									}
								}
								element = node.childNodes[j].firstChild.nodeValue;
							}
							if (node.childNodes[j].nodeName == "search")
							{
								if (node.childNodes[j].firstChild)
									search = node.childNodes[j].firstChild.nodeValue;
								else
									search = "";
							}
							if (node.childNodes[j].nodeName == "data")
							{
								if (node.childNodes[j].firstChild)
									data = node.childNodes[j].firstChild.nodeValue;
								else
									data = "";
							}
							
							if (node.childNodes[j].nodeName == "type")
							{
								if (node.childNodes[j].firstChild)
									type = node.childNodes[j].firstChild.nodeValue;
								else
									type = "";
							}
						}
						if (action=="assign")
						{
							if (this.willChange(element,attribute,data))
							{
								eval("document.getElementById('"+element+"')."+attribute+"=data;");
							}
						}
						if (action=="append")
							eval("document.getElementById('"+element+"')."+attribute+"+=data;");
						if (action=="prepend")
							eval("document.getElementById('"+element+"')."+attribute+"=data+document.getElementById('"+element+"')."+attribute);
						if (action=="replace")
						{
							eval("var v=document.getElementById('"+element+"')."+attribute);
							var v2 = v.indexOf(search)==-1?v:"";
							while (v.indexOf(search) > -1)
							{
								x = v.indexOf(search)+search.length+1;
								v2 += v.substr(0,x).replace(search,data);
								v = v.substr(x,v.length-x);
							}
							if (this.willChange(element,attribute,v2))
								eval('document.getElementById("'+element+'").'+attribute+'=v2;');
						}
						if (action=="clear")
							eval("document.getElementById('"+element+"')."+attribute+"='';");
						if (action=="remove")
						{
							objElement = this.$(element);
							if (objElement.parentNode && objElement.parentNode.removeChild)
							{
								objElement.parentNode.removeChild(objElement);
							}
						}
						if (action=="create")
						{
							var objParent = this.$(element);
							objElement = document.createElement(attribute);
							objElement.setAttribute('id',data);
							if (type && type != '')
								objElement.setAttribute('type',type);
							objParent.appendChild(objElement);
							if (objParent.tagName == "FORM")
							{

							}
						}
					}	
				}
				document.body.style.cursor = 'default';
							}
		}
		
		var xajax = new Xajax();
		
function xajax_captureEmail(){xajax.call("captureEmail", arguments, 1);}