/*
	* File: common.js
	* Author: Alex Baskov, Devtrix, 2007-2008.
	*/


	////
	// changes style class of the object (i.e. class="newClass")
	//
	function changeClass(obj, newClass)
	{
		//alert(newClass);
		if (obj != null && newClass != null)
		{
			obj.className = newClass;
		}

		return true;
	} // /changeClass()



	////
	// shows/hides audio categories files
	//
	function toggleAudio(elm)
	{
		var obj = document.getElementById(elm);

		if (obj)
		{
			if (obj.style.display == "none")
			{
				obj.style.display = "block";
			}
			else
			{
				obj.style.display = "none";
			}
		}

		return true;
	} // /toggleAudio()