<script language="JavaScript">
<!-- ***************** javaskript **************
//********** global variabels
var savestuff="";
//**
//*******************
function adddigit(kaller){
savestuff=savestuff+kaller;
document.inputf.anser.value=" ";
return}
//**
//*******************
function dumath(kaller){
if(savestuff == ""){
document.inputf.anser.value=" ";
return true}
anser =eval(savestuff);
werkstring=savestuff+"="+anser;
document.inputf.anser.value=werkstring;
savestuff="";
return}
// -->
</script>