//
//	correctPNG()
//	Allows transparent PNG images to be display correctly in IE
//
function correctPNG() {
	for(var i=0; i<document.images.length; i++) {
		var img = document.images[i]
		var imgName = img.src.toUpperCase()
		if (imgName.substring(imgName.length-3, imgName.length) == "PNG") {
			var imgID = (img.id) ? "id='" + img.id + "' " : ""
			var imgClass = (img.className) ? "class='" + img.className + "' " : ""
			var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
			var imgStyle = "display:inline-block;" + img.style.cssText 
			if (img.align == "left") imgStyle = "float:left;" + imgStyle
			if (img.align == "right") imgStyle = "float:right;" + imgStyle
			if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
			var strNewHTML = "<span " + imgID + imgClass + imgTitle
			+ " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
			+ "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
			+ "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
			img.outerHTML = strNewHTML
			i = i-1
		}
	}
}

var holdPhoto, newsItemsCount;
var newsItemsCurrent = 0;

$(document).ready(function() {
	if ($.browser.msie && parseInt($.browser.version) <= 6) {
		// correct PNG
 		correctPNG();
 	}
 	$('#news').hide();
 	newsItemsCount = $('.newsItem').length;
 	newsLoad(newsItemsCurrent);
  holdPhoto = setTimeout("newsFadeIn();", 2000);
});

function newsFadeIn() {
	$('#news').fadeIn('slow', function () {
	  holdPhoto = setTimeout("newsFadeOut();", 6000);
	});
}

function newsFadeOut() {
	$('#news').fadeOut('slow', function () {
	  newsItemsCurrent++;
	  if (newsItemsCurrent == newsItemsCount) { newsItemsCurrent = 0; }
	  newsLoad(newsItemsCurrent);
    clearTimeout(holdPhoto);
    newsFadeIn();
  });
}

function newsKeep() {
  clearTimeout(holdPhoto);
}

function newsLoad(newsItem) {
  var newsH1 = $('.newsH1').eq(newsItem).text();
  var newsP = $('.newsP').eq(newsItem).text();
  var newsRef = $('.newsRef').eq(newsItem).attr("href");
  $('#newsH1').text(newsH1);
  $('#newsP').text(newsP);
  $('#newsRef').attr("href", newsRef);
}