// JavaScript Document

function getDataFromURL(index)
{
	var URL = window.location.search.substring(1);

	var txt_index = URL.search(index);

	var newURL = URL.substring(txt_index, URL.length);
			
	var last_index = newURL.search('&');

	var word_length = index.length;

	if (last_index == -1)
		last_index = newURL.length;
			
	var data = newURL.substring(word_length+1, last_index);
	if (txt_index == -1)
		return "";
	else
		return data
}

function changeLanguage(language)
{
	var linkd = location.href;
	
	var last_char = linkd.substr(linkd.length-1, 1);
	var goLink = "";
	
	if (last_char == "#")
		goLink = linkd.substr(0, linkd.length-1);
	else
		goLink = linkd;

	if (language == "tch")
		document.location.href= goLink.replace('/eng/','/tch/');
	else if (language == "eng")
		document.location.href= goLink.replace('/tch/','/eng/');
}