function pfkModule(version){
    var dimension = {     large:{width:490,height:200},
                          small:{width:180,height:420}
                    };
    var width = dimension[version].width;
    var height = dimension[version].height;
    var script_name = 'produce_for_kids.js';
    var script = getModuleScript(script_name);
    var o = getObject(version,width,height);
    script.parentNode.insertBefore(o, script);
    script.parentNode.removeChild(script);
}
 
function getModuleScript(script_name){
    var script;
    var scripts = document.body.getElementsByTagName('script');
        for (i = 0; i < scripts.length; i++) {
                if (scripts[i].src.indexOf(script_name) != -1) {
                        script = scripts[i];
                        break;
                }
        }
    return script;
}
 
function getObject(version,width,height){
    var swf_url = 'http://pbs.org/parents/modules/pfk/swfs/pbspfk-' + version + '.swf';
   
    var s = document.createElement('span');
    var o = "<object type='application/x-shockwave-flash' " +
            " data='" + swf_url + "' " +
            "width='" + width + "' " +
            "height='" + height + "' >" +
			"<param name='allowScriptAccess' value='always'>" +
            "<param name='movie' value='" + swf_url + "' />"; 
    
 
    s.innerHTML = o;
    return s;
}