function selectObject()
	{
		if (GetControlValue("PanelCenter1_ddl_Object") == 0) //Sinh Vien
		{
			OnOffControl("td_SinhVien","on");
			OnOffControl("td_ThanhNien","off");
			OnOffControl("td_DoanhNghiep","off");
			OnOffControl("td_ThanhNien_DoanhNghiep","off")
		}
		else
		{	
			if (GetControlValue("PanelCenter1_ddl_Object") == 1) //Thanh Nien
			{
				OnOffControl("td_SinhVien","off");
				OnOffControl("td_ThanhNien","on");
				OnOffControl("td_DoanhNghiep","off");
				OnOffControl("td_ThanhNien_DoanhNghiep","on");
			}		
			else //Doanh nghiep
			{
				OnOffControl("td_SinhVien","off");
				OnOffControl("td_ThanhNien","off");
				OnOffControl("td_DoanhNghiep","on");			
				OnOffControl("td_ThanhNien_DoanhNghiep","on");
			}
		}
	}
	
	function MakeLostFocus(buttonControl)//Kiem tra nhan phim ENTER.
	{
		//Thu vien lap trinh javascript: ----------------------------------------------
		//document.getElementById("PanelCenter2_btn_Invisible").type="button";
		//alert(document.getElementById("PanelCenter2_btn_Invisible").type.toString());
		//document.getElementById("PanelCenter2_btn_Invisible").focus();
		//document.getElementById("PanelCenter2_btn_Login").onsubmit()="";
		//document.getElementById("PanelCenter1_btn_AddNew").click();
		document.getElementById(buttonControl).focus();
	}	
	
	function checkKey(buttonControl)//Kiem tra nhan phim ENTER.
	{
		if (window.event.keyCode==13)
		{
			MakeLostFocus(buttonControl);
		}
	}		

	function Submit_Click()
	{
		if (CheckDataInput("PanelCenter1_FULLNAME", "","Xin Quy khach vui long nhap Ho ten.") == "true")
			return false;
			
		if (CheckDataInput("PanelCenter1_ADDRESS", "","Xin Quy khach vui long nhap dia chi.") == "true")
			return false;						
			
		if (CheckDataInput("PanelCenter1_COUNTRYID", "","Xin Quy khach vui long chon quoc gia.") == "true")
			return false;		
			
		// Bat dau kiem tra nhap lieu COUNTRYID / CITYID / DISTRICTID: //////////////////////////////////////	
		var COUNTRYID, COUNTRYTEXTFORCOMBO, DISTRICTID;
		COUNTRYID=GetControlValue("PanelCenter1_COUNTRYID");//Quoc gia user dang chon				
	  var CountryForCombo_Flag=0;
	  var CountryForComboZipcode_Flag=0;		
		for (i=COUNTRYID_FORCOMBO.length-1; i>=0; i--)
		{  
			if (COUNTRYID_FORCOMBO[i]==COUNTRYID)
			{  
				CountryForCombo_Flag = 1;
			}  
		}  
		for (i=COUNTRYID_FORCOMBOZIPCODE.length-1; i>=0; i--)
		{  
			if (COUNTRYID_FORCOMBOZIPCODE[i]==COUNTRYID)
			{  
				CountryForComboZipcode_Flag = 1;
			}  
		}  		
		if (CountryForCombo_Flag == 1) //Neu quoc gia co comboxbox lien ket ==> kiem tra nhap [Tinh / Thanh Pho / Mien] va [Quan / Huyen]
		{
			//Bat dau kiem tra Quoc Gia chi co Tinh/Thanh Pho & Quan Huyen <<==================================
			COUNTRYTEXTFORCOMBO = eval("COUNTRYTEXTFORCOMBO" + COUNTRYID);
			if (CheckDataInput("PanelCenter1_CITYID", "","Xin Quy khach vui long chon " + COUNTRYTEXTFORCOMBO[0]) == "true")
				return false;						
			if (CountItems("PanelCenter1_DISTRICTID") > 1)//Neu thanh pho do co Quan Huyen thi moi kiem tra nhap.
			{
				if (CheckDataInput("PanelCenter1_DISTRICTID", "","Xin Quy khach vui long chon " + COUNTRYTEXTFORCOMBO[1]) == "true")
					return false;										
			}
			//Neu quoc gia nao vua co combobox lien ket ma cua coco zipcode nua thi bat nhap luon
			if (CountryForComboZipcode_Flag == 1) 
			{
				if (CheckDataInput("PanelCenter1_FORCOMBOZIPCODE", "","Xin Quy khach vui long nhap " + COUNTRYTEXTFORCOMBO[2]) == "true")
					return false;									
			}
			//Ket thuc kiem tra Quoc Gia chi co Tinh/Thanh Pho & Quan Huyen <<=================================			
		}	
		else
		{
				if (CheckDataInput("PanelCenter1_OTHERS_STATE", "","Xin Quy khach vui long nhap tieu bang") == "true")
					return false;			
				if (CheckDataInput("PanelCenter1_OTHERS_CITY", "","Xin Quy khach vui long nhap tinh/thanh pho/mien") == "true")
					return false;									
				if (CheckDataInput("PanelCenter1_OTHERS_ZIPCODE", "","Xin Quy khach vui long nhap ma vung") == "true")
					return false;															
		}
		// Ket thuc kiem tra nhap lieu COUNTRYID / CITYID / DISTRICTID: /////////////////////////////////////		
		
		if (CheckDataInput("PanelCenter1_TELEPHONE", "","Xin Quy khach vui long nhap dien thoai") == "true")
			return false;						
			
		if (CheckDataInput("PanelCenter1_EMAIL", "","Xin Quy khach vui long nhap email") == "true")
			return false;							
			
		if(Email_Check(GetControl("PanelCenter1_EMAIL"))==1)
		{
			alert("Xin Quy khach vui long nhap dia chi email hop le.");
			return false;
		}			
		
		if (CheckDataInput("PanelCenter1_ddl_Object", "Vui lòng chọn đối tượng","Xin Quy khach vui long chon doi tuong.") == "true")
			return false;		
		
		// Cac truong hop chon "Doi Tuong":
		if (GetControlValue("PanelCenter1_ddl_Object") == 0) //Sinh Vien
		{
			if (CheckDataInput("PanelCenter1_Tentruong", "","Xin Quy khach vui long nhap ten truong.") == "true")
				return false;		
		}
		else
		{	
			if (GetControlValue("PanelCenter1_ddl_Object") == 1) //Thanh Nien
			{
				// Khong kiem tra gi ca
			}		
			else //Doanh nghiep
			{
				if (CheckDataInput("PanelCenter1_Tendoanhnghiep", "","Xin Quy khach vui long nhap ten cong ty.") == "true")
					return false;		
				if (CheckDataInput("PanelCenter1_Diachidoanhnghiep", "","Xin Quy khach vui long nhap dia chi.") == "true")
					return false;					
				if (CheckDataInput("PanelCenter1_Phonecom", "","Xin Quy khach vui long nhap so dien thoai cua hang / cong ty.") == "true")
					return false;					
				if (CheckDataInput("PanelCenter1_nganhkinhdoanh", "","Xin Quy khach vui long nhap nganh kinh doanh.") == "true")
					return false;																
			}
		}		
		
		SetControlValue("PanelCenter1_saved_CITYID", GetControlValue("PanelCenter1_CITYID"));
		SetControlValue("PanelCenter1_saved_DISTRICTID", GetControlValue("PanelCenter1_DISTRICTID"));
	}