var CurrencyBlock=new Class({initialize:function(price,currency){this.currency=currency;this.price=price;this.block=$("currency-container");this.button={rur:$("currency-rur"),byr:$("currency-byr"),uah:$("currency-uah"),kzt:$("currency-kzt")};this.active=this.button.rur;this._initButtons();},_initButtons:function(){var self=this;this.button.rur.addEvent("click",function(){self._recount(self.currency.rur,self.button.rur);});this.button.byr.addEvent("click",function(){self._recount(self.currency.byr,self.button.byr);});this.button.uah.addEvent("click",function(){self._recount(self.currency.uah,self.button.uah);});this.button.kzt.addEvent("click",function(){self._recount(self.currency.kzt,self.button.kzt);});},_recount:function(info,current){var text=(info.course*this.price).round(1);alert(text);text+=" "+info.title;this.active.setStyle("display","inline");this.active=current;this.active.setStyle("display","none");this.block.set("text",text);}});