/**
 *  author:             Timothy Groves - http://www.brandspankingnew.net
 *      version:        1.0 - 2006-08-04
 *
 *      requires:       nothing
 *
 */

var useBSNns;

if (useBSNns)
{
        if (typeof(bsn) == "undefined")
                bsn = {}
        _bsn = bsn;
}
else
{
        _bsn = this;
}









_bsn.Ajax = function ()
{
        this.req = {};
        this.isIE = false;
}



_bsn.Ajax.prototype.makeRequest = function (url, meth, onComp, onErr)
{
        
        if (meth != "POST")
                meth = "GET";
        
        this.onComplete = onComp;
        this.onError = onErr;
        
        var pointer = this;
        
        // branch for native XMLHttpRequest object
        if (window.XMLHttpRequest)
        {
                this.req = new XMLHttpRequest();
                this.req.onreadystatechange = function () { pointer.processReqChange() };
                this.req.open("GET", url, true); //
                this.req.send(null);
        // branch for IE/Windows ActiveX version
        }
        else if (window.ActiveXObject)
        {
                this.req = new ActiveXObject("Microsoft.XMLHTTP");
                if (this.req)
                {
                        this.req.onreadystatechange = function () { pointer.processReqChange() };
                        this.req.open(meth, url, true);
                        this.req.send();
                }
        }
}


_bsn.Ajax.prototype.processReqChange = function()
{
        
        // only if req shows "loaded"
        if (this.req.readyState == 4) {
                // only if "OK"
                if (this.req.status == 200)
                {
                        this.onComplete( this.req );
                } else {
                        this.onError( this.req.status );
                }
        }
}