function replaceHeadline(tagId, source, width, height)
{
	var headlineTag = document.getElementById (tagId);
	if (headlineTag != null && headlineTag.childNodes.length > 0)
	{
		var imgTag = document.createElement("img");
		imgTag.src = source;
		imgTag.border = 0;
		imgTag.alt = headlineTag.childNodes[0].nodeValue;
		imgTag.width = width;
		imgTag.height = height;
		if(typeof(window.XMLHttpRequest) == "undefined")
		{
			imgTag.style.cssText = "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + source + "');padding-top:" + height + ";";
		}
		for (var i=headlineTag.childNodes.length - 1 ; i >= 0 ; i --)
		{
			headlineTag.removeChild(headlineTag.childNodes[i]);
		}
		headlineTag.appendChild(imgTag);
	}
}