function navOver(imgName){
	document[imgName].src = "images/nav_" + imgName + "_over.gif"; 
}
function navOut(imgName){
	document[imgName].src = "images/nav_" + imgName + ".gif"; 
}
function toggleDiv(nr){
	if (document.layers)
	{
		current = (document.layers[nr].display == 'none') ? 'block' : 'none';
		document.layers[nr].display = current;
	}
	else if (document.all)
	{
		current = (document.all[nr].style.display == 'none') ? 'block' : 'none';
		document.all[nr].style.display = current;
	}
	else if (document.getElementById)
	{
		vista = (document.getElementById(nr).style.display == 'none') ? 'block' : 'none';
		document.getElementById(nr).style.display = vista;
	}
}

function openVideo(loc,divTitle){
	$('video_title').innerHTML = divTitle;
	document.getElementById('video').src = loc;
	javascript:YAHOO.com.abraham.videos.show();
}
function closeVideo(){
	document.getElementById('video').src = "";
	$('video_title').innerHTML = 'Abraham Videos';
	javascript:YAHOO.com.abraham.videos.hide();
}