<script>
function doSelectServiceCalc(form) {
var sum_result = (form.sum_result.value);
var name1 = form.name1.value;
var name2 = form.name2.value;
var sum_result = name1 * name2
form.sum_result.value = sum_result.toFixed(2);
}
</script>
<form name=form method=post>
name1<input name=name1 onkeyup='doSelectServiceCalc(this.form)' value="1" onblur='check_field(this)' size=20>
name2<input name=name2 onkeyup='doSelectServiceCalc(this.form)' value="2" onfocus='clear_field(this)' onblur='check_field(this)' size=20>
sum_result<input name="sum_result" value=0.00 READONLY>
<script>doSelectServiceCalc(this.form);</script>
</form>rindiņā "var sum_result = name1 * name2" reizinās viss smuki, bet kā notiek saskaitīšana? Vienkārši "*" nomainot uz "+" matemātiska darbība nenotiek "var sum_result = name1 + name2". Kas nav ņemts vērā?

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