d = document;

commonAjaxJsNode = addScriptToDOM('/jslib/commonAjax.js');
domFunctionsJsNode = addScriptToDOM('/jslib/domFunctions.js');
domDragJsNode = addScriptToDOM('/jslib/dom-drag.js');
windowCreatorJsNode = addScriptToDOM('/jslib/windowCreator.js');
whichClickJsNode = addScriptToDOM('/jslib/whichClick.js');


function addScriptToDOM(script_filename) {
    var html_doc = document.getElementsByTagName('head').item(0);
    var js = document.createElement('script');
    js.setAttribute('language', 'javascript');
    js.setAttribute('type', 'text/javascript');
    js.setAttribute('src', script_filename);
    html_doc.appendChild(js);
    return js;
}


function addStyleToDOM(css_filename) {
	var html_doc = document.getElementsByTagName('head').item(0);
    var cssObject = document.createElement('link');
    cssObject.setAttribute('type', 'text/css');
    cssObject.setAttribute('rel','stylesheet');
    cssObject.setAttribute('href', css_filename);
    html_doc.appendChild(cssObject);
    return cssObject;
}