/*
    DOMnews 1.0 
    homepage: http://www.onlinetools.org/tools/domnews/
    released 11.07.05
*/



/* Variables, go nuts changing those! */
    // initial position 
    var dn_startpos=110;
    // end position
    var dn_endpos=-3000;
    // Speed of scroller higher number = slower scroller 
    var dn_speed=50;
    // ID of the news box
    var dn_newsID='news';           
    // class to add when JS is available
    var dn_classAdd='hasJS';        
    // Message to stop scroller
    var dn_stopMessage="";
    // ID of the generated paragraph
    var dn_paraID='DOMnewsstopper';

    /* Initialise scroller when window loads */
    window.onload=function()
    {
        // check for DOM
        if(!document.getElementById || !document.createTextNode){return;}
        initDOMnews();
        // add more functions as needed
    }
    /* stop scroller when window is closed */
    window.onunload=function()
    {
        clearInterval(dn_interval);
    }

/*
    This is the functional bit, do not press any buttons or flick any switches
    without knowing what you are doing!
*/

    var dn_scrollpos=dn_startpos;
    /* Initialise scroller */
    function initDOMnews()
    {
        var n=document.getElementById(dn_newsID);
        if(!n){return;}
        n.className=dn_classAdd;
        dn_interval=setInterval('scrollDOMnews()',dn_speed);
        var newa=document.createElement('a');
        var newp=document.createElement('p');
        newp.setAttribute('id',dn_paraID);
        newa.href='#';
        newa.appendChild(document.createTextNode(dn_stopMessage));
        newa.onclick=stopDOMnews;
        newp.appendChild(newa);
        n.parentNode.insertBefore(newp,n.nextSibling);
        n.onmouseover=function()
        {       
            clearInterval(dn_interval);
        }
        n.onmouseout=function()
        {
            dn_interval=setInterval('scrollDOMnews()',dn_speed);
        }
    }

    function stopDOMnews()
    {
        clearInterval(dn_interval);
        var n=document.getElementById('news');
        n.className='';
        n.parentNode.removeChild(n.nextSibling);
        return false;
    }
    function scrollDOMnews()
    {
        var n=document.getElementById(dn_newsID).getElementsByTagName('ul')[0];
        n.style.top=dn_scrollpos+'px';  
        if(dn_scrollpos==dn_endpos){dn_scrollpos=dn_startpos;}
        dn_scrollpos--; 
    }