// ####### top navigation functions 

var waitfor3 = false;

function topnav_init() {
	topnav_rollon(sitesection,true);
}

window.onload = function(){
	topnav_init();
}




function topnav_rollon(n,onlaunch) {
	if (sitesection != n  ||  onlaunch) {
		if (n < 7  && n > 0) {
			$('topnav'+n+'on').setStyle('visibility', 'visible');
			$('topnav'+n+'off').setStyle('visibility', 'hidden');
		}
		if (n == 2  ||  n >= 7) {
			if (n == 2  &&  onlaunch) {
				$('subnav31but').setStyle('top', '127px');
				$('subnav31but').setStyle('left', '122px');
				$('subnav31on').setStyle('top', '127px');
				$('subnav31on').setStyle('left', '122px');
				$('subnav31off').setStyle('top', '127px');
				$('subnav31off').setStyle('left', '122px');
				$('subnav32but').setStyle('top', '148px');
				$('subnav32but').setStyle('left', '122px');
				$('subnav32on').setStyle('top', '148px');
				$('subnav32on').setStyle('left', '122px');
				$('subnav32off').setStyle('top', '148px');
				$('subnav32off').setStyle('left', '122px');
				$('subnav33but').setStyle('top', '168px');
				$('subnav33but').setStyle('left', '122px');
				$('subnav33on').setStyle('top', '168px');
				$('subnav33on').setStyle('left', '122px');
				$('subnav33off').setStyle('top', '168px');
				$('subnav33off').setStyle('left', '122px');
				$('topnav3but').setStyle('top', '189px');
				$('topnav3on').setStyle('top', '189px');
				$('topnav3off').setStyle('top', '189px');
				$('topnav4but').setStyle('top', '210px');
				$('topnav4on').setStyle('top', '210px');
				$('topnav4off').setStyle('top', '210px');
				$('topnav5but').setStyle('top', '231px');
				$('topnav5on').setStyle('top', '231px');
				$('topnav5off').setStyle('top', '231px');
				$('topnav6but').setStyle('top', '252px');
				$('topnav6on').setStyle('top', '252px');
				$('topnav6off').setStyle('top', '252px');

			
			}
			$('subnav31but').setStyle('visibility', 'visible');
			if (n == 7) {
				$('subnav31on').setStyle('visibility', 'visible');
				$('subnav31off').setStyle('visibility', 'hidden');
			} else {
				$('subnav31off').setStyle('visibility', 'visible');
				$('subnav31on').setStyle('visibility', 'hidden');
			}
			$('subnav32but').setStyle('visibility', 'visible');
			if (n == 8) {
				$('subnav32on').setStyle('visibility', 'visible');
				$('subnav32off').setStyle('visibility', 'hidden');
			} else {
				$('subnav32off').setStyle('visibility', 'visible');
				$('subnav32on').setStyle('visibility', 'hidden');
			}
			$('subnav33but').setStyle('visibility', 'visible');
			if (n == 9) {
				$('subnav33on').setStyle('visibility', 'visible');
				$('subnav33off').setStyle('visibility', 'hidden');
			} else {
				$('subnav33off').setStyle('visibility', 'visible');
				$('subnav33on').setStyle('visibility', 'hidden');
			}
			$('topnav2on').setStyle('visibility', 'visible');
			$('topnav2off').setStyle('visibility', 'hidden');
			waitfor3 = true;
		}
	}
}

function topnav_rolloff(n) {
	if (sitesection != n) {
		waitfor3 = false;
		navtimer_id = setTimeout('topnav_hide('+n+')',120);
	}
}


function topnav_hide(n) {
	if (n != 2  && n < 7) {
		$('topnav'+n+'off').setStyle('visibility', 'visible');
		$('topnav'+n+'on').setStyle('visibility', 'hidden');
	}
	if ((n == 2  &&  !waitfor3  &&  sitesection != 2)  || (n >= 7  &&  !waitfor3  &&  sitesection != 2)) {
		$('subnav31but').setStyle('visibility', 'hidden');
		$('subnav31off').setStyle('visibility', 'hidden');
		$('subnav31on').setStyle('visibility', 'hidden');
		$('subnav32but').setStyle('visibility', 'hidden');
		$('subnav32off').setStyle('visibility', 'hidden');
		$('subnav32on').setStyle('visibility', 'hidden');
		$('subnav33but').setStyle('visibility', 'hidden');
		$('subnav33off').setStyle('visibility', 'hidden');
		$('subnav33on').setStyle('visibility', 'hidden');
		$('topnav2off').setStyle('visibility', 'visible');
		$('topnav2on').setStyle('visibility', 'hidden');
	}
}