// NEWS SWITCHER
jQuery.fn.newsSwitch = function()
{
    var _Items = new Array();
    var _LastId = 0;
    
    // NEWS SWITCHER Loader
    function LoadNewsSwitch()
    {
		var listItems = document.getElementById("switchTree").getElementsByTagName("LI");

        for(i = 0; i < listItems.length; i++)
        {
            _Items[i] = listItems.item(i);
        }
        
        BuildMenu();
        ShowItem(0);
    }

    // NEWS SWITCHER Build the left menu
    function BuildMenu()
    {
        for(var i = 0; i < _Items.length; i++)
        {
			var pSource = $("p", _Items[i])[0];

            var p = document.createElement("p");
            p.innerHTML = pSource.innerHTML;
                            
            var div = document.createElement("div");
            div.setAttribute("id", "menuItem_" + i);
            div.onclick = function() { ShowItem(this.id.replace("menuItem_", "")); };
            div.onmouseover = function() { ToggleHover(this.id); };
            div.onmouseout = function() { ToggleHover(this.id); };
            div.appendChild(p);
            
            document.getElementById("switchMenu").appendChild(div);
        }
    }

    // NEWS SWITCHER Show item to user
    function ShowItem(id)
    {
        ClearElements();
        document.getElementById("menuItem_" + _LastId).className = "";
        document.getElementById("menuItem_" + id).className = "selected";
        _LastId = id;

		var aSource = $("a", _Items[id])[0];
		var imgSource = $("img", _Items[id])[0];
		var divSource = $("div", _Items[id])[0];
        
        var a = document.createElement("a");
        a.setAttribute("href", aSource.href);
        
        var img = document.createElement("img");
        img.setAttribute("src", imgSource.src);
        a.appendChild(img);
        document.getElementById("switchImage").appendChild(a);
        
        var div = document.createElement("div");
        div.innerHTML = divSource.innerHTML;
        document.getElementById("switchText").appendChild(div);
    }

    // NEWS SWITCHER Clear elements
    function ClearElements()
    {
        document.getElementById("switchImage").innerHTML = "";
        document.getElementById("switchText").innerHTML = "";
    }

    // NEWS SWITCHER Hover on menu item
    function ToggleHover(id)
    {
        if(id)
        {
            var item = document.getElementById(id);
            if(item.className != "selected")
                item.className = ((item.className == "") ? "hover" : "");
        }
    }
    
    return LoadNewsSwitch();
}