if (document.images) {
	newsOn = new Array();
	newsOff = new Array();
	for (i=1; i<=3; i++) {
		newsOn[i] = new Image();
		newsOff[i] = new Image();
		newsOn[i].src = "images/news_"+i+"on.jpg";
		newsOff[i].src = "images/news_"+i+".jpg";
	}
}
function changeNews(act,num) { 
	if (document.images) { 
		if (act) document.images["newsImg"+num].src = newsOn[num].src;
		else document.images["newsImg"+num].src = newsOff[num].src;
	}
}