var W3CDOM = (document.createElement && document.getElementsByTagName);



var imgs = new Array();



window.onload = init;



function init()

{

	if (!W3CDOM) return;

	var links = document.getElementById('interactive').getElementsByTagName('a');

	for (var i=0;i<links.length;i++)

	{

		links[i].onmouseover = showMap;

		links[i].onclick = showMap;

		links[i].onfocus = showMap;

		links[i].onmouseout = resetMap;

		links[i].onblur = resetMap;



		imgs[i] = new Image();

		imgs[i].src = 'bana-' + links[i].href.substring(links[i].href.lastIndexOf('?') + 1) + '.gif';

		links[i].number = i;

	}

}



function showMap()

{

	document.getElementById('imgMap').src = imgs[this.number].src;

	return false;

}



function resetMap()

{

	document.getElementById('imgMap').src = 'bana.gif';

}