// JS Version 5.0+ (IE 5.0+, Opera 7+, Mozilla 1+)
// partially JS 3.0 compatible
Object.createPackage = function(path) {
	var root = window, parts = path.split('.'), part;

	for (var i = 0; i < parts.length; i++) {
		part = parts[i];
		if (!root[part]) {
			root[part] = {};
		}
		root = root[part];
	}
	
	root.getInstance = function() {
		return this;
	}

	return root;
}

Object.findObject = function(path) {
	var root = window, parts = path.split('.'), part;
	
	for (var i = 0; i < parts.length; i++) {
		part = parts[i];
		root = root[part];
		if (!root) {
			return null;
		}
	}
	
	return root;
}



Object.createPackage('js.vars');


js.vars.ua = navigator.userAgent.toLowerCase();

Object.createPackage('js.ui.BrowserCaps');
js.ui.BrowserCaps.isIE = (js.vars.ua.indexOf('msie') != -1);
js.ui.BrowserCaps.isOpera = (js.vars.ua.indexOf('opera') != -1);
js.ui.BrowserCaps.isIE = js.ui.BrowserCaps.isIE && !js.ui.BrowserCaps.isOpera;
js.ui.BrowserCaps.isGecko = (js.vars.ua.indexOf('gecko') != -1);

js.ui.Image = new function() {
	this.create = function() {
		var res = [];
		for (var i = 0; i < arguments.length; i++) {
			var img = new Image();
			img.src = arguments[i];
			res[res.length] = img;
		}
		return res;
	}
}

Object.createPackage('js.ui.WebForms');
js.ui.WebForms.GetScrollY = function() {
  if (js.ui.BrowserCaps.isIE) {
      if (document.documentElement && document.documentElement.scrollTop) {
          return document.documentElement.scrollTop;
      } else if (document.body) {
          return document.body.scrollTop;
      }
  } else {
      return window.pageYOffset;
  }
  return 0;
}