/*
 *
 */
var Framework = {
    _load: function() {
        var path = null;
        var elements = document.getElementsByTagName('script');
        for(var i = 0; i < elements.length; i++) {
            if(elements[i].src && elements[i].src.match(/nsframework\.js$/)) {
                path = elements[i].src.replace(/nsframework\.js$/, '');
            }
        }

        if(typeof Constants == 'undefined') {
            this._loadJs(path + 'nsconstants.js');
        }
        if(typeof Prototype == 'undefined') {
            this._loadJs(path + 'prototype.js');
        }
        if(typeof ProgressBar == 'undefined') {
            this._loadJs(path + 'progressbar.js');
        }
        if(typeof HttpRequest == 'undefined') {
            this._loadJs(path + 'request.js');
        }
        if(typeof XMLUtil == 'undefined') {
            this._loadJs(path + 'utils.js');
        }
        if(typeof ProcessModal == 'undefined') {
            this._loadJs(path + 'processModal.js');
        }
    },
    
    _loadJs: function(jsFilePath, charset) {
        document.write('<script type="text/javascript" src="' + jsFilePath + '" ' +
                       ((charset) ? 'charset="' + charset + '"' : '') + '></script>');
    }
};

if(Framework) {
    Framework._load();
}