var prevTD_news = null;
   // var prevImgTag_news = null;
    var prevTable_news = null;
    var currIndex_news = 1;
    var total_news = 5;
    var timeID_news = null;
    
    function SetIndex_news(href)
    {
    
     if(href != null)
     {
          currIndex_news = href.id;
        }
        window.clearTimeout(timeID_news);
        ShowImage_news();
        
    }
    
    function ShowImage_news()
    {
        var id_news = currIndex_news.toString();
        // get the td that we want to change style
        var td_news = document.getElementById('td_news' + id_news);
        
        //var imgTag = document.getElementById('imgTag' + id_news);
        if (td_news == null) return;
        
        // if the mouse on the same td do nothing
        if (prevTD_news != null && td_news.id == prevTD_news.id) return;
        
        // get span which contains the current description
        var table_news = document.getElementById('table_news' + id_news);
       
        // change current td CSS class
        if (currIndex_news < total_news)
        {
            td_news.className = 'news_item_selected';
           // imgTag.className = 'Visible';
        }
        else
        {
            td_news.className = 'news_item_selected';
           // imgTag.className = 'Visible';
        }
        
        // reset previews td
        if (prevTD_news != null && prevTD_news.id != td_news.id)
        {
   //prevImgTag_news.className = 'Hidden';
            prevTD_news.className = 'news_item';
        }
  
  if (prevTable_news != null && prevTable_news.id != table_news.id)
  {
   prevTable_news.className = 'Hidden';
  }
        
        table_news.className = 'Visible';
        prevTable_news = table_news;
        prevTD_news = td_news;
       // prevImgTag_news = imgTag
        
        currIndex_news = (currIndex_news + 1) > total_news ? 1 : (currIndex_news + 1);
        timeID_news = setTimeout('ShowImage_news()', 4000);
    }
    
    ShowImage_news();


 
var fontSize = 8;
 
SetFontSize();
 
function SetFontSize()
{
 var el, n = 1;
 while (el = document.getElementById('NewsID' + n++))
 el.style.fontSize = fontSize + 'pt';
 return false;
}
function increaseFontSize()
{
 if (fontSize < 15)
 fontSize++;
 
 return SetFontSize();
}
function decreaseFontSize()
{
 if (fontSize > 6)
 fontSize--;
 
 return SetFontSize();
}