function _loader()
{
	var l= getLogo();
	if (l)
	{
		l.onclick= goHome;
		l.onmouseover= logoOver;
		l.onmouseout= logoOut;
		l.style.cursor= 'pointer';
		l.title= 'To the homepage';

		var cacheImg= new Image();
		cacheImg.src= '/wp-content/themes/philglanville/images/logo_over.gif';
	}
}


function getLogo()
{
	var e= (document.getElementById) ? document.getElementById('logo') : null;
	return e;
}


function goHome()
{
	window.location= '/';
}


function logoOver()
{
	switchImage('logo_over.gif');
}


function logoOut()
{
	switchImage('logo.gif');
}


function switchImage(url)
{
	var l= getLogo();

	if (l)
	{
		l.style.backgroundImage= 'url(/wp-content/themes/philglanville/images/' + url + ')';
	}
}

window.onload= _loader;