function set1cookie(name, value) {
	document.cookie = name + "=" + escape(value) + ";path=/";
}

function setcookie(name, value, expires, path, domain, secure) {
	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() );

	if (expires) expires = expires * 1000 * 60 * 60 * 24;
	var expires_date = new Date( today.getTime() + (expires) );

	document.cookie = name + "=" +escape( value ) +
		( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
		( ( path ) ? ";path=" + path : "" ) +
		( ( domain ) ? ";domain=" + domain : "" ) +
		( ( secure ) ? ";secure" : "" );
}

function getcookie(name) {
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) return null;
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}

function deletecookie(name, path, domain) {
	if (getcookie(name)) document.cookie = name + "=" +
		( ( path ) ? ";path=" + path : "") +
		( ( domain ) ? ";domain=" + domain : "" ) +
		";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

function delete1cookie(name) {
	if (getcookie(name)) document.cookie = name + "=" +
		";path=/;expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

function getLang() {
	var url = new String(location.href);
	var pos = -1;
	if ((pos = url.indexOf('/eng/')) >= 0) {
		return 'eng';
	} else if ((pos = url.indexOf('/chi/')) >= 0) {
		return 'chi';
	} else {
		return 'eng';
	}
}

function chLang(toLang) {
	if (toLang == getLang()) return;
	var url = new String(location.href);
	var url2 = '';
	var pos = -1;
	if ((pos = url.indexOf('/eng/')) >= 0) {
		if (pos >= 0) url2 = url.substring(0, pos) + '/chi/' + url.substring(pos + 5, url.length);
	} else if ((pos = url.indexOf('/chi/')) >= 0) {
		if (pos >= 0) url2 = url.substring(0, pos) + '/eng/' + url.substring(pos + 5, url.length);
	}
	if (url2 != '') location.href = url2;
}


function go(page) {
	if (page != 0)
		self.location.href = page;
}
function changePage(obj) {
    i = obj.issue.selectedIndex;
		location = obj.issue.options[i].value;
}