/*
	back|prev|next navigation bar rollovers
	
	code: liaison
	copyright: the church of sonology
	updated: southampton, june 2005
*/


var  loaded = false;

if (document.images) {

	backon  = new Image();		backon.src   = "../images/nav_mini_back_on.gif";
	backoff = new Image();		backoff.src  = "../images/nav_mini_back_off.gif";
	
	prevon   = new Image();		prevon.src   = "../images/nav_mini_prev_on.gif";
	prevoff  = new Image();		prevoff.src  = "../images/nav_mini_prev_off.gif";
	
	nexton   = new Image();		nexton.src   = "../images/nav_mini_next_on.gif";
	nextoff  = new Image();		nextoff.src  = "../images/nav_mini_next_off.gif";

}


function imgOn(name) {
	if (document.images && loaded) {
		document.images[name].src = eval( name + "on.src");
	}
}

function imgOff(name) {
	if (document.images && loaded) {
	document.images[name].src = eval( name + "off.src");
	}
}