function isBrowserCompliant()
{
	return document.getElementById && document.createElement && document.createTextNode;
}


var onpage = 4;
var current = 1;
var num_pages = 0;
function newsList()
{
	var previous = document.getElementById('previous');
	var next = document.getElementById('next');
	var holder = document.getElementById('newscontent');
	
	if ( holder )
	{
		var items = holder.getElementsByTagName("DIV");
		
		if ( items && previous && next )
		{
			num_pages =  Math.ceil(items.length / onpage);
			if ( items.length > onpage )
			{
				previous.style.display = "block";
				next.style.display = "none";
				
				for (var i = 0; i < items.length; i++) { items[i].style.display = "none"; }
				for (var i = 0; i < onpage; i++) { items[i].style.display = "block"; }
				
				previous.onclick = function()
				{
					if ( current < num_pages )
					{
						current++;
						start = (current - 1) * onpage;
						end = start + onpage;
						if ( end > items.length ) { end = items.length; }
						for (var i = 0; i < items.length; i++) { items[i].style.display = "none"; }
						for (var i = start; i < end; i++) { items[i].style.display = "block"; }

						if ( current == num_pages )
						{
							previous.style.display = "none";
						}
					}
					else
					{
						previous.style.display = "none";
					}
					next.style.display = "block";
				}
				
				next.onclick = function()
				{
					if ( current > 1 )
					{
						current--;
						start = (current * onpage - onpage);
						if ( start < 0 ) { start = 0; }
						end = start + onpage;
						for (var i = 0; i < items.length; i++) { items[i].style.display = "none"; }
						for (var i = start; i < end; i++) { items[i].style.display = "block"; }
						
						if ( current == 1 )
						{
							next.style.display = "none";
						}
					}
					else
					{
						next.style.display = "none";
					}
					previous.style.display = "block";
				}
			}
			else
			{
				previous.style.display = "none";
				next.style.display = "none";
			}
		}
	}
}


function popupWin(url , allowScroll )
{
	var allowScroll =  ( allowScroll != null || allowScroll );
	window.open (url, "window","location=0,status=0,scrollbars="+ (allowScroll?"1":"0") +",resizable=1,width=530,height=400");
}