var formObj = null;var formObjTyp = "";var request=null;//input field's event handlerswindow.onload=function(){    var txtA = document.getElementById("tarea");    if(txtA != null){        txtA.onblur=function(){            if (this.value) { getInfo(this);}};    }    var tfd = document.getElementById("tfield");    // tfd.onblur=txtA.onblur;    if(tfd != null){        tfd.onblur=function(){            if (this.value) { getInfo(this);}};  }}function getInfo(obj){    if (obj == null ) { return; }    formObj=obj;    formObjTyp =obj.tagName;    if(formObjTyp == "input" || formObjTyp == "INPUT"){        formObjTyp = formObjTyp + " "+formObj.type;    }    formObjTyp = formObjTyp.toLowerCase();    var url = "http://www.parkerriver.com/s/webforms?objtype="+              encodeURIComponent(formObjTyp)+"&val="+ encodeURIComponent(obj.value);    httpRequest("GET",url,true);}//event handler for XMLHttpRequestfunction handleResponse(){    try{        if(request.readyState == 4){            if(request.status == 200){                var resp = request.responseText;                if(resp != null){                    var func = new Function("return "+resp);                    var objt = func();                    if(formObjTyp == "textarea"){                        if(formObj != null){                            formObj.value = objt.Form_field_type +" character count: "+objt.Text_length+"\nWord count: "+                                            objt.Word_count+"\nServer info: "+objt.Server_info;                        }                    }  else if(formObjTyp == "input text"){                        if(formObj != null){                            formObj.value = objt.Form_field_type +" # characters: "+objt.Text_length+" Word count: "+objt.Word_count; }                    }                }            } else {                //request.status is 503  if the application isn't available;                 //500 if the application has a bug                alert(                        "A problem occurred with communicating between the XMLHttpRequest object and the server program.");            }        }//end outer if    } catch (err)   {        alert(err.name);        alert("It does not appear that the server is available for this application. Please"+              " try again very soon. \nError: "+err.message);    }}/* Initialize a Request object that is already constructed */function initReq(reqType,url,bool){    try{        /* Specify the function that will handle the HTTP response */        request.onreadystatechange=handleResponse;        request.open(reqType,url,bool);        request.send(null);    } catch (errv) {        alert(                "The application cannot contact the server at the moment. "+                "Please try again in a few seconds." );    }}/* Wrapper function for constructing a Request object. Parameters:  reqType: The HTTP request type such as GET or POST.  url: The URL of the server program.  asynch: Whether to send the request asynchronously or not. */function httpRequest(reqType,url,asynch){    //Mozilla-based browsers    if(window.XMLHttpRequest){        request = new XMLHttpRequest();    } else if (window.ActiveXObject){        request=new ActiveXObject("Msxml2.XMLHTTP");        if (! request){            request=new ActiveXObject("Microsoft.XMLHTTP");        }     }    //the request could still be null if neither ActiveXObject    //initializations succeeded    if(request){       initReq(reqType,url,asynch);    }  else {        alert("Your browser does not permit the use of all "+        "of this application's features!");}}