/* Script from http://www.quirksmode.org/dom/fir.html */
function init() {
	var W3CDOM = (document.createElement && document.getElementsByTagName);
	if (!W3CDOM) return;
	var test = new Image();
	var tmp = new Date();
	var suffix = tmp.getTime();
	test.src = '/fo/images/titles/title_transparent.gif?'+suffix;
	test.onload = imageReplacement;
}

function imageReplacement() {
	replaceThem( document.getElementsByTagName( 'h1' ) );
}

function replaceThem(x) {
	var replacement = document.createElement('img');
	for (var i=0;i<x.length;i++) {
		if ( x[i].id && x[i].firstChild ) {
			var y = replacement.cloneNode(true);
			y.src = '/fo/images/titles/' + x[i].id + '.gif';
			y.alt = x[i].firstChild.nodeValue;
			x[i].replaceChild(y,x[i].firstChild);
		}
	}
}