function row_over(object)
{
  if (object.className == 'row_table') object.className = 'row_table_over';
}

function row_out(object)
{
  if (object.className == 'row_table_over') object.className = 'row_table';
}

function sel(object)
{
  object.className = 'row_table_sel';
  obj.className = 'row_table';
  obj = object;
}

function checkAll(oForm, cbName, checked)
{
for (var i=0; i < oForm[cbName].length; i++) oForm[cbName][i].checked = checked;
}

function limitText(limitField, limitCount, limitNum) {
    if (limitField.value.length > limitNum) {
        limitField.value = limitField.value.substring(0, limitNum);
    } else {
        limitCount.value = limitNum - limitField.value.length;
    }
}
function chg(aSrc, aID){
    var el = document.getElementById(aID);
        el.src=aSrc

}

function Display(which) {
  re=document.getElementById("receipt");
  bi=document.getElementById("bill");
  vat=document.getElementById("bill_vat");
  if (which=="receipt") re.style.display="block";
    else re.style.display="none";
  if (which=="bill") bi.style.display="block";
    else bi.style.display="none";
  if (which=="bill_vat") vat.style.display="block";
    else vat.style.display="none";
}
function Test() {
  log=document.getElementById("login");
  psw=document.getElementById("pass");
	log.value = "test";
  psw.value = "test";
  
}