$(document).ready(function() {
   var moretext = $(".roomblock .moretext");
   moretext.hide();
   var more = $(".more");
   var less = $(".less");
   more.show();
   for (var i=0;i<more.length;i++) {
   		more[i].onclick = function() {
			showMore(this);
		};
   }
    for (var i=0;i<less.length;i++) {
   		less[i].onclick = function() {
			showLess(this);
		};
   }
 });
	
function showMore(link) {
	var id = link.id;
	var letter = id.charAt(id.length - 1);
	var string = "#" + letter + " .moretext";
	var less = "#less" + letter;
	$(string).show();
	$(link).hide();
	$(less).show();
}

function showLess(link) {
	var id = link.id;
	var letter = id.charAt(id.length - 1);
	var string = "#" + letter + " .moretext";
	var more = "#more" + letter;
	$(string).hide();
	$(link).hide();
	$(more).show();
}