function	showDiv() {
	var	i, j, k, o, x, y, z ;
	x = new String(top.document.location.href) ;
	with (x) {
		i = indexOf('#') ;
		if (i > 0) {
			y = slice(i+1) ;
			x = top.RMiddle.document.body.getElementsByTagName('div') ;
			j = x.length ;
			for (i=0; i < j; i++) {
				x[i].className = ((x[i].id == y) ? 'displayon' : 'displayoff') ;
	}	}	}
	if (Module1 == 1) {
		x = top.RMiddle.document.body.getElementsByTagName('span') ;
		j = x.length ;
		for (i = 0; i < j; i++) {
			with (x[i]) {
				if (id == 'modcheck1') {
					style.visibility = 'visible' ;
					break ;
	}	}	}	}
	if (Module2 == 1) {
		x = top.RMiddle.document.body.getElementsByTagName('span') ;
		j = x.length ;
		for (i = 0; i < j; i++) {
			with (x[i]) {
				if (id == 'modcheck2') {
					style.visibility = 'visible' ;
					break ;
	}	}	}	}	
	if ((Module1 + Module2) == 2) {
		x = top.RMiddle.document.body.getElementsByTagName('span') ;
		j = x.length ;
		for (i = 0; i < j; i++) {
			with (x[i]) {
				if (id == 'modcheck2') {
					style.visibility = 'visible' ;
					break ;
	}	}	}	}
	with (document) {
		x = getElementById('assess') ;
		if ( x != null) {
			with (x) {
				y = 'Javascript: void(0);' ;
				if (Module1 + Module2 == 2) {
					y ='Javascript: FrontMatter(\'learn\');' ;
				}
				href = y ;
}	}	}	}