var dds = (window.isMainPage ? '' : '../');

var imageNames=[
	'cat', //alogue
	'ort', //O.T.
	'order',  //Order
	'about',  //About
	'lynx',  //Links
	'nav',  //Map
	'help'   //Help
];

function addNavBarEvents(){
	var elem;
	for (var i=0;i<10;++i){
		if ((elem = document.images['img_'+i])){
			elem.onmouseover = new Function ('oVer("_'+i+'")');
			elem.onmouseout=new Function('oUt("_'+i+'")');
		}
	}
}
function oVer (id){
		document.images['img' +id ].src = dds + 'umages/sn-' + imageNames[id.substring(1)] + '.gif';

}
function oUt (id){
		document.images['img' +id ].src=dds + 'umages/sn-' + imageNames[id.substring(1)] + 's.gif';
}