// simpleBilling.jsx
var MWST = 16/100;
if (app.selection[0].parent.constructor.name == "Cell"){
var myTable = app.selection[0].parent.parent;
var myLastCol = myTable.columns.length-1;
var myLastRow = myTable.rows.length-1;
var mySum = 0;
for (k = 0; k < myLastRow-2; k++) {
mySum += (myTable.columns[myLastCol].cells[k].contents.replace(",", "."))*1
}
myTable.columns[myLastCol].cells[myLastRow-2].contents = digitFormatter(mySum);
myTable.columns[myLastCol].cells[myLastRow-1].contents = digitFormatter(mySum*MWST);
myTable.columns[myLastCol].cells[myLastRow].contents = digitFormatter(mySum*MWST + mySum);
}
function digitFormatter(x) {
// Quelle: http://www.dcljs.de/faq/antwort.php?Antwort=rechnen_runden#6
var k = (Math.round(x * 100) / 100).toString();
k += (k.indexOf('.') == -1)? '.00' : '00';
var p = k.indexOf('.');
return k.substring(0, p) + ',' + k.substring(p+1, p+3);
}