+ function convertCurrency($val, $from, $to)
+ {
+ $r = $this->loadRates();
+ if ($r === false) {
+ return false;
+ }
+ if (!isset($this->rates[$from]) || !isset($this->rates[$to]) ) {
+ return false;
+ }
+ //echo '<PRE>';print_R($this->rates);
+ $base = (1.0 / $this->rates[$from]) * $val;
+
+ return $this->rates[$to] * $base;