function calculate(id,data) {
  var price = data;
  var newprice=Math.round(price*100)/100;
  var oldprice=id.value;
  var totalprice = document.getElementById('totalprice');
  var oldtotal=totalprice.value;
  id.value=newprice.toFixed(2);
  newtotal = oldtotal - oldprice + newprice;
  totalprice.value=newtotal.toFixed(2);
  
  //alert(id.value);
}

function go(url) {
  window.location = url;
  //window.navigate(url);
}

/*
function printinfo() {
 
 var calc = document.getElementById('calc');
 
 i = 1;
 tb = '';
 te = '';
 nlb = '';
 nle = '%0A';
 ncb = '';
 nce = ':';
 x = tb;
 while (calc['det'+i]!=null) {
  x = x + nlb
		+ ncb + calc['det'+i].value + '' + nce
		+ ncb + calc['sel'+i].options[calc['sel'+i].selectedIndex].text + nce
		+ ncb + '+' + calc['sel'+i].options[calc['sel'+i].selectedIndex].value + nce
		+ nle;
  i++;
 }
 x = x + nlb + ncb + 'Datora cena:' + nce + ncb + nce + ncb + document.calculator.txtTotal.value + nce + nle;
 x = x + te;
  window.alert(x);

}
*/