function shownews(show,tab) {
		var sh = document.getElementById (show);
            var ta = document.getElementById (tab);
		if ( sh.style.display = 'none' ) {sh.style.display = 'block'; ta.style.backgroundImage = 'url(/stylesheet/homepage/tabrollover.jpg)'}}
	
	
function hidenews(hide,tabb) {
		var hi = document.getElementById (hide);
            var tb = document.getElementById (tabb);

		if ( hi.style.display != 'none' ) {hi.style.display = 'none'; tb.style.backgroundImage = 'url(/stylesheet/homepage/tabbackground.jpg)'}}
		
function rotateimage(num) {
		document.getElementById("mainnewsimage").src='/stylesheet/homepage/mainnewsimage' + num + '.jpg'
		
		}