function qg_work_interest(obj)
{

//	obj = document.form_chk;

	var qg_01 = 0;
	var qg_02 = 0;
	var qg_03 = 0;
	var qg_04 = 0;
	var qg_05 = 0;
	var qg_06 = 0;
	var qg_07 = 0;
	var qg_08 = 0;
	var ts_00 = 0;
	var ts_01 = 0;
	var ts_02 = 0;
	var ts_03 = 0;
	var ts_04 = 0;
	var ts_05 = 0;

	if(document.getElementById('qg_qg_01').value != "")
		qg_01 = document.getElementById('qg_qg_01').value;
	
	if(document.getElementById('qg_qg_02').value != "")
		qg_02 = document.getElementById('qg_qg_02').value;
		
	if(document.getElementById('qg_qg_03').value != "")
		qg_03 = document.getElementById('qg_qg_03').value;
	
	if(document.getElementById('qg_qg_04').value != "")
		qg_04 = document.getElementById('qg_qg_04').value;
	
	if(document.getElementById('qg_qg_05').value != "")
		qg_05 = document.getElementById('qg_qg_05').value;
	
	if(document.getElementById('qg_qg_06').value != "")
		qg_06 = document.getElementById('qg_qg_06').value;
		
	if(document.getElementById('mqg_qg_07').value != "")
		qg_07 = document.getElementById('mqg_qg_07').value;
	
	if(document.getElementById('mqg_qg_08').value != "")
		qg_08 = document.getElementById('mqg_qg_08').value;

	var ts_00 = 0;
	var ts_01 = 0;
	var ts_02 = 0;
	var ts_03 = 0;
	var ts_04 = 0;
	var ts_05 = 0;
	
	if(qg_08 && qg_07)
	{
		ts_01 = qg_08 * qg_07;
	}
	else
	{
		ts_01 = 0;
	}

	ts_02 = (qg_01 * qg_03 + qg_02 * qg_04) * 365 * 0.03;

	ts_03 = (qg_01 * qg_03 + qg_02 * qg_04) * 365 * qg_06;

	//obj.get_work_interest.value = ts_00;
	document.getElementById('get_work_interest').value = ts_00;
	
	//obj.net_rev_int.value = ts_03;
	document.getElementById('net_rev_int').value = ts_03;

	//obj.tax_saving_01.value = ts_01;
	document.getElementById('tax_saving_01').value = ts_01;

	//obj.operation_cost.value = ts_02;
	document.getElementById('operation_cost').value = ts_02;

	//obj.tax_saving.value = ts_00 + ts_01 - ts_02;
	document.getElementById('tax_saving').value = ts_00 + ts_01 - ts_02;

	//obj.tax_saving_2.value = ts_00 - ts_02;
	document.getElementById('tax_saving_2').value = ts_00 - ts_02;

	if(qg_08 > 0)
	{
		ts_04 = qg_08 / (ts_00 + ts_01 - ts_02);
		//obj.tax_saving_3.value = ts_04;
		document.getElementById('tax_saving_3').value = ts_04;
		
		ts_05 = qg_08 / (ts_00 - ts_02);
		//obj.tax_saving_4.value = ts_05;
		document.getElementById('tax_saving_4').value = ts_05;
	}
	else
	{
		//obj.tax_saving_3.value = 0;
		//obj.tax_saving_4.value = 0;
		document.getElementById('tax_saving_3').value = 0;
		document.getElementById('tax_saving_4').value = 0;
	}
	if(ts_04 > 0)
	{
		//obj.tax_saving_5.value = ts_04 / qg_08;
		document.getElementById('tax_saving_5').value = ts_04 / qg_08;
	}
	else
	{
		//obj.tax_saving_5.value = 0;
		document.getElementById('tax_saving_5').value = 0;
	}
	if(ts_05 > 0)
	{
		//obj.tax_saving_6.value = ts_05 / qg_08;
		document.getElementById('tax_saving_6').value = ts_05 / qg_08;
	}
	else
	{
		//obj.tax_saving_6.value = 0;
		document.getElementById('tax_saving_6').value = 0;
	}
	
}