function swapImageIn()
{
	theUrl = "url(images/wordmerk_binnenwerk_over.gif)";
	document.getElementById('page').style.background = theUrl;
	document.getElementById('page').style.backgroundRepeat = "no-repeat";
	document.getElementById('page').style.backgroundPosition = "50% 50%";

}

function swapImageOut()
{
	theUrl = "url(images/wordmerk_binnenwerk.gif)";
	document.getElementById('page').style.background = theUrl;
	document.getElementById('page').style.backgroundRepeat = "no-repeat";
	document.getElementById('page').style.backgroundPosition = "50% 50%";

}