// convert

function convertCurrencToCurrency(currencyFrom,currencyTo,number) {
	var wert = new Number(convertUSDToCurrency(currencyTo, convertCurrencyToUSD(currencyFrom, number)   ));
	return wert.toFixed(4);
	
}

///
function convertCurrencyToUSD(currency, number) {
	var price = usPriceAll[findIndex(currencyAll, currency)];
	
	return number/price;
}
function convertUSDToCurrency(currency, number) {
	var price = usPriceAll[findIndex(currencyAll, currency)];
	
	return number*price;
}

function convertCurrencToCurrency(currencyFrom,currencyTo,number) {
	var wert = new Number(convertUSDToCurrency(currencyTo, convertCurrencyToUSD(currencyFrom, number)   ));
	return wert.toFixed(4);
	
}

function findIndex(array, value) {
	 for ( var i =0; i < array.length; i++)
	 {
		  if (array[i]==value)
		  	return i
	 }
	return -1;
}