if (document.images) {
	image1on = new Image();
	image1on.src = "/images/parents/nav_rp_on.gif";
	image1off = new Image();
	image1off.src = "/images/parents/nav_rp_off.gif";

	image2on = new Image();
	image2on.src = "/images/parents/nav_ms_on.gif";
	image2off = new Image();
	image2off.src = "/images/parents/nav_ms_off.gif";

	image3on = new Image();
	image3on.src = "/images/parents/nav_pp_on.gif";
	image3off = new Image();
	image3off.src = "/images/parents/nav_pp_off.gif";

	image4on = new Image();
	image4on.src = "/images/parents/nav_pi_on.gif";
	image4off = new Image();
	image4off.src = "/images/parents/nav_pi_off.gif";

	Catalogon = new Image ();
	Catalogon.src = "/images/nav_global_catalog_on.gif";  
	Catalogoff = new Image();
	Catalogoff.src = "/images/nav_global_catalog_off.gif";

	Parentson = new Image ();
	Parentson.src = "/images/nav_global_parents_on.gif";  
	Parentsoff = new Image();
	Parentsoff.src = "/images/nav_global_parents_off.gif";

	Sisteron = new Image ();
	Sisteron.src = "/images/nav_global_sister_on.gif";  
	Sisteroff = new Image();
	Sisteroff.src = "/images/nav_global_sister_off.gif";
}

function changeImages() {
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
		}
	}
}

function navOn(imgLocalName)
{
	path="/images/"
	if (document.images) {
		document[imgLocalName].src = eval(imgLocalName + "on.src");
	}
}

function navOff(imgLocalName)
{ 
	path="/images/"
	if (document.images) {
		document[imgLocalName].src = eval(imgLocalName + "off.src");
	}
}