// addEvent( window, 'load', initNewsPager() );
var newsindex = 0;
var sizeofnews = 0;
var goslideshow = true;
var scrollID = 'news0';
var scrollWindowHeight = 160;
var scrollTop = 0;
var scrollDirection = -1;

function newsPager( index ) {

	if ( index == 'all' ) {
		for ( i = 0; i < sizeofnews; i++ ) { document.getElementById( 'news' + newsindex ).style.display = 'block'; }
	} else {
		var prevNewsID = '#news' + newsindex;
//		document.getElementById( 'news' + newsindex ).style.display = 'none';
		switch( index ) {
			case 'first': newsindex = 0; break;
			case 'last': newsindex = sizeofnews - 1; break;
			case 'prev': newsindex -= 1; break;
			case 'next': newsindex += 1; break;
			case 'slidenext': if ( goslideshow ) newsindex += 1; break;
			default: newsindex = index;
		}
		if ( newsindex < 0 ) newsindex = sizeofnews - 1;
		if ( newsindex >= sizeofnews ) newsindex = 0;
		scrollID = 'news' + newsindex;
		scrollTop = 0; 
		$( '#' + scrollID ).css( 'top', scrollTop + 'px' );

		var e = $( '.prev_news' );
		for ( i = 0; i < e.length; i++ ) { e[i].title = ( newsindex == 0 ) ? lang_news_last_tooltip : lang_news_prev_tooltip } 

		var e = $( '.next_news' ); 
		for ( i = 0; i < e.length; i++ ) { e[i].title = ( newsindex == sizeofnews - 1 ) ? lang_news_first_tooltip : lang_news_next_tooltip } 

		$( prevNewsID ).hide();
		$( '#news' + newsindex ).show()

	}
}

function initNewsPager() {
//	$( '#news .news_content' ).mouseover( function(){ scrollGo = false; } )
//	$( '#news .news_content' ).mouseout( function(){ scrollGo = true; } )
	if ( sizeofnews > 1 ) document.getElementById( 'news_pager_control' ).style.display = 'block';
	newsindex = sizeofnews - 1;
	newsScroll();
}

function startNews() { 
	newsPager( 'slidenext' );
//	setTimeout("startNews()", 10000);
	startNews()
}

function newsScroll(){
	if ( goslideshow ){
		scrollTop += scrollDirection; 
		$( '#' + scrollID ).css( 'top', scrollTop + 'px' );
		if ( $( '#' + scrollID ).height() - scrollWindowHeight + scrollTop <= 0 ) { 
			setTimeout('newsPager( "slidenext" )',2000);
			setTimeout('newsScroll()',3000); 
		} else {
			setTimeout('newsScroll()',10);
		}
	} else {
		setTimeout('newsScroll()',10);
	}
}




/*

var headline_count;
var headline_interval;
var old_headline = 0;
var current_headline = 0;

$(document).ready(function(){
 headline_count = $("li.headline").size();
 $("li.headline:eq("+current_headline+")").css('top','5px');

 headline_interval = setInterval(headline_rotate,5000);
 $('#scrollingblock').hover(function() {
 clearInterval(headline_interval);
 }, function() {
 headline_interval = setInterval(headline_rotate,5000);
 headline_rotate();
 });
});

function headline_rotate() {
 current_headline = (old_headline + 1) % headline_count;

 $("li.headline:eq(" + old_headline + ")").animate({top: -205},"slow", function() {
 	$(this).css('top','210px');
 });
 $("li.headline:eq(" + current_headline + ")").show().animate({top: 5},"slow");
 old_headline = current_headline;
}

*/