Script Code for calculating the Total in Adobeforms!

var fields = xfa.layout.pageContent(xfa.layout.page(this)-1, "field", 0);

var total = 0;
for (var i=0; i <= fields.length-1; i++) {
if (fields.item(i).name == "PRICE") {
total = total + fields.item(i).rawValue;
}
}
this.rawValue = total;