private String checkForTableClosedness() {
		
		for (String bottomState : bottomOfTableRow) {
		
			Boolean found = false;
			
			// Compare to each row in top table
			for (String topState : topOfTableRow) {
				
				if (getStringByLeftState(bottomState, "bottom").equals(getStringByLeftState(topState, "top"))) { found = true; break; }
				
			}
			
			if (!found) return bottomState;
			
		}
		
		return "true";
		
	}