function calcdx(form){

//var eurusd=eval(form.eurusd.value)

//var Germany=eval(Math.pow(1.95583/form.eurusd.value,0.208))
//var France=eval(Math.pow(6.55957/form.eurusd.value,0.131))
//var Italy=eval(Math.pow(1936.27/form.eurusd.value,0.09))
//var Holland=eval(Math.pow(2.20371/form.eurusd.value,0.083))
//var Belgium=eval(Math.pow(40.3399/form.eurusd.value,0.064))

var usdjpy=eval(Math.pow(form.usdjpy.value,0.136))
var gbpusd=eval(Math.pow(1/form.gbpusd.value,0.119))
var usdchf=eval(Math.pow(form.usdchf.value,0.036))
var usdcad=eval(Math.pow(form.usdcad.value,0.091))
var usdsek=eval(Math.pow(form.usdsek.value,0.042))

//50.14348112=12.75*...
var eurusd=eval(Math.pow(1/form.eurusd.value,0.576))
var dx=eval(50.14348112*eurusd*usdjpy*gbpusd*usdchf*usdcad*usdsek);
//var dx=eval(12.75*Germany*France*Italy*Holland*Belgium);
//var dx=eval(dx*usdjpy*gbpusd*usdchf*usdcad*usdsek);
var dx=eval(Math.round(dx*100,2)/100);
form.dx.value=dx;}