function NumFormat( __StringNumber ) {
 InString = _Trim(__StringNumber);
 OutString = "";
 InLength = InString.length;
 for(__x=InLength; __x!=0; __x--) {
  if(OutString.length == 3 | OutString.length == 7 | OutString.length == 11) {
   OutString = "," + OutString;
   OutString = InString.substring(__x-1,__x) + OutString;
  } else {
   OutString = InString.substring(__x-1,__x) + OutString;
  }
 }
 return OutString;
}

function _Trim( str ) {
	astr = String( str );
	t_str = String("");
	LastCharAt = 0;
	for(x=astr.length-1;x>=0;x--) {
		if( astr.charAt(x) != " " ) {
			LastCharAt = x+1;
			break;
		}
	}
	return astr.substring(0,LastCharAt);
}

    function computeForm(form) {

	//
	// Calculate total cost!
	//

	xx = Number(_StrTran(form.origination.value,",",""));
	xx += Number(_StrTran(form.discount.value,",",""));
	xx += Number(_StrTran(form.appraisal.value,",",""));
	xx += Number(_StrTran(form.credit.value,",",""));
	xx += Number(_StrTran(form.lender.value,",",""));
	xx += Number(_StrTran(form.broker.value,",",""));
	xx += Number(_StrTran(form.tax.value,",",""));
	xx += Number(_StrTran(form.processing.value,",",""));
	xx += Number(_StrTran(form.underwriting.value,",",""));
	xx += Number(_StrTran(form.wire.value,",",""));
	xx += Number(_StrTran(form.insurance.value,",",""));
	xx += Number(_StrTran(form.hazard.value,",",""));
	xx += Number(_StrTran(form.assessment.value,",",""));
	xx += Number(_StrTran(form.escrow.value,",",""));
	xx += Number(_StrTran(form.notary.value,",",""));
	xx += Number(_StrTran(form.attorney.value,",",""));
	xx += Number(_StrTran(form.tinsurance.value,",",""));
	xx += Number(_StrTran(form.recording.value,",",""));
	xx += Number(_StrTran(form.stamps.value,",",""));
	xx += Number(_StrTran(form.state.value,",",""));
	xx += Number(_StrTran(form.pest.value,",",""));
	xx += Number(_StrTran(form.misc.value,",",""));
    form.total.value = "$"+NumFormat(parseInt(xx));
    }

    function computeField(input) {
        if (input.value != null && input.value.length != 0)
            input.value = "" + NumFormat(parseInt(input.value));

}

function _StrTran( _str2b_chg, _substr2_look4, _substr2_sub ) {
//=====================================================================
// function _StrTran( _str2b_chg, _substr2_look4, _substr2_sub )
//
//
//=====================================================================
 var _Str_2B_Chg = String( _str2b_chg );
 var _Str_2_Look_4 = String( _substr2_look4 );
 var _Str_2_Sub = String( _substr2_sub );
 var _Out_Str = "";

 _len2chg = _Str_2B_Chg.length;
 _len2lk4 = _Str_2_Look_4.length;
 for( _stepr=0; _stepr<_len2chg; _stepr++ ) {
  if(_Str_2B_Chg.substring(_stepr,_stepr+_len2lk4) == _Str_2_Look_4)
   _Out_Str += _Str_2_Sub;
  else
   _Out_Str += _Str_2B_Chg.substring(_stepr,_stepr+_len2lk4)
 }
 return _Out_Str;
}