function changeSource() 

{

	var pageUrl = window.location;

	var page = "index";

	

	pageUrl = pageUrl + "";



	var url_array = pageUrl.split("/");

	var filename = url_array[url_array.length - 1];

	

	var filename_array = filename.split(".");

	page = filename_array[0];

	var pageUrl = window.location;
}

	//var url_array = pageUrl.split("/");

	//alert(url_array.length);

	//alert(pageUrl);