Pass Textbox values to Crystal Report

private void btnPrint_Click(object sender, EventArgs e)
        {
            ReportDocument objRpt = new ReportDocument();
            objRpt.Load(@"c:\users\c&c\documents\visual studio 2012\Projects\textbox to crystal\textbox to crystal\rptPrint.rpt");
            
            ParameterFieldDefinitions crParameterFieldDefinitions;
            ParameterFieldDefinition crParameterFieldDefinition;
            ParameterValues crParameterValues = new ParameterValues();
            ParameterDiscreteValue crParameterDiscreteValue = new ParameterDiscreteValue();

            crParameterDiscreteValue.Value = txtName.Text;
            crParameterFieldDefinitions = objRpt.DataDefinition.ParameterFields;
            crParameterFieldDefinition = crParameterFieldDefinitions["Name"];
            crParameterValues = crParameterFieldDefinition.CurrentValues;           

            crParameterValues.Clear();
            crParameterValues.Add(crParameterDiscreteValue);
            crParameterFieldDefinition.ApplyCurrentValues(crParameterValues);

            ParameterFieldDefinitions crParameterFieldDefinitions1;
            ParameterFieldDefinition crParameterFieldDefinition1;
            ParameterValues crParameterValues1 = new ParameterValues();
            ParameterDiscreteValue crParameterDiscreteValue1     = new ParameterDiscreteValue();

            crParameterDiscreteValue1.Value = txtAddress.Text;
            crParameterFieldDefinitions1 = objRpt.DataDefinition.ParameterFields;
            crParameterFieldDefinition1 = crParameterFieldDefinitions1["Address"];
            crParameterValues1 = crParameterFieldDefinition1.CurrentValues;

            crParameterValues1.Clear();
            crParameterValues1.Add(crParameterDiscreteValue1);
            crParameterFieldDefinition1.ApplyCurrentValues(crParameterValues1);

            ParameterFieldDefinitions crParameterFieldDefinitions2;
            ParameterFieldDefinition crParameterFieldDefinition2;
            ParameterValues crParameterValues2 = new ParameterValues();
            ParameterDiscreteValue crParameterDiscreteValue2 = new ParameterDiscreteValue();

            crParameterDiscreteValue2.Value = txtMobile.Text;
            crParameterFieldDefinitions2 = objRpt.DataDefinition.ParameterFields;
            crParameterFieldDefinition2 = crParameterFieldDefinitions2["Mobile"];
            crParameterValues2 = crParameterFieldDefinition2.CurrentValues;

            crParameterValues2.Clear();
            crParameterValues2.Add(crParameterDiscreteValue2);
            crParameterFieldDefinition2.ApplyCurrentValues(crParameterValues2);

            ParameterFieldDefinitions crParameterFieldDefinitions3;
            ParameterFieldDefinition crParameterFieldDefinition3;
            ParameterValues crParameterValues3 = new ParameterValues();
            ParameterDiscreteValue crParameterDiscreteValue3 = new ParameterDiscreteValue();

            crParameterDiscreteValue3.Value = txtDepartment.Text;
            crParameterFieldDefinitions3 = objRpt.DataDefinition.ParameterFields;
            crParameterFieldDefinition3 = crParameterFieldDefinitions3["Department"];
            crParameterValues3 = crParameterFieldDefinition3.CurrentValues;

            crParameterValues3.Clear();
            crParameterValues3.Add(crParameterDiscreteValue2);
            crParameterFieldDefinition3.ApplyCurrentValues(crParameterValues3);

            crystalReportViewer1.ReportSource = objRpt;
            crystalReportViewer1.Refresh();
        }