protected CrystalDecisions.Web.CrystalReportViewer CrystalReportViewer1;		Report1 rpt= new Report1();		Report2 rpt2=new Report2();		Report3 rpt3=new Report3();		Report4 rpt4=new Report4();			private void Page_Load(object sender, System.EventArgs e)		{			int para;			string flag,s;			para=Convert.ToInt32(Request.QueryString.Get("QSpara"));			s=Request.QueryString.Get("QSpara1");			flag=Request.QueryString.Get("flag");			 			if(flag=="E")			{							ParameterDiscreteValue dv=new ParameterDiscreteValue();				dv.Value=para;				ParameterValues values=new ParameterValues(); 				values.Add(dv);				rpt2.DataDefinition.ParameterFields[0].ApplyCurrentValues(values);			 	//end 				CrystalReportViewer1.ReportSource=rpt2;				// Put user code to initialize the page here			}			else 			if(flag=="T")			{				ParameterDiscreteValue dv=new ParameterDiscreteValue();				dv.Value=para;				ParameterValues values=new ParameterValues(); 				values.Add(dv);				rpt.DataDefinition.ParameterFields[0].ApplyCurrentValues(values);				//end 				CrystalReportViewer1.ReportSource=rpt;			}