private String getAvailableShares(StockPriceProvider provider) {
        Share[] bufferShare = provider.getAvailableShare();
        String s = "";
        for (int j = 0; j < bufferShare.length; j++) {
        	if(bufferShare[j].getExchange()!=null){
            s += bufferShare[j].name +"<pre>"+ (float)bufferShare[j].getActualSharePrice()/100+" "+bufferShare[j].getExchange()+"</pre>" + "<br>";
        	}else{
        		s += bufferShare[j].name +"<pre>"+ (float)bufferShare[j].getActualSharePrice()/100+"</pre>" + "<br>";
        	}
        }
        return s;
    }