diff --git a/Practice/ValidWeb/Forma1.aspx b/Practice/ValidWeb/Forma1.aspx
index 1d056f8..1d6462e 100644
--- a/Practice/ValidWeb/Forma1.aspx
+++ b/Practice/ValidWeb/Forma1.aspx
@@ -14,12 +14,12 @@
 				<br />
         <asp:Label ID="Label1" runat="server" Text="Vardas:"></asp:Label>
         <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
-                <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ControlToValidate="TextBox1" ErrorMessage="Vardas yra privalomas" ForeColor="Red"></asp:RequiredFieldValidator>
+                <asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server" ControlToValidate="TextBox1" ErrorMessage="Netinkamas vardas" ForeColor="Red" ValidationExpression="^[a-zA-ZąčęėįšųūžĄČĘĖĮŠŲŪŽ]+"></asp:RegularExpressionValidator>
                 <br />
                 <br />
         <asp:Label ID="Label6" runat="server" Text="Pavardė:"></asp:Label>
         <asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
-                <asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ControlToValidate="TextBox2" ErrorMessage="Pavardė yra privaloma" ForeColor="Red"></asp:RequiredFieldValidator>
+                <asp:RegularExpressionValidator ID="RegularExpressionValidator2" runat="server" ControlToValidate="TextBox2" ErrorMessage="Netinkama pavardė" ForeColor="Red" ValidationExpression="^[a-zA-ZąčęėįšųūžĄČĘĖĮŠŲŪŽ]+"></asp:RegularExpressionValidator>
                 <br />
                 <br />
         <asp:Label ID="Label7" runat="server" Text="Mokykla:"></asp:Label>
@@ -42,7 +42,7 @@
                 <asp:Button ID="Button1" runat="server" Text="Registruotis" OnClick="Button1_Click" />
                 <br />
                 <br />
-                <asp:Button ID="Button2" runat="server" Text="Išvalyti" OnClick="Button2_Click" />
+                <asp:Button ID="Button2" runat="server" Text="Išvalyti" OnClick="Button2_Click" CausesValidation="False" />
                 <br />
                 <br />
                 <asp:Label ID="Label8" runat="server" Text="Dalyvių kiekis: 0"></asp:Label>
diff --git a/Practice/ValidWeb/Forma1.aspx.cs b/Practice/ValidWeb/Forma1.aspx.cs
index 2752290..215708f 100644
--- a/Practice/ValidWeb/Forma1.aspx.cs
+++ b/Practice/ValidWeb/Forma1.aspx.cs
@@ -47,15 +47,22 @@ namespace ValidWeb
         protected void Button1_Click(object sender, EventArgs e)
         {
             string name = TextBox1.Text;
-            if (Regex.IsMatch(name, @"[^a-zA-ZąčęėįšųūžĄČĘĖĮŠŲŪŽ]")) { return; }
 
             string surname = TextBox2.Text;
-            if (Regex.IsMatch(surname, @"[^a-zA-ZąčęėįšųūžĄČĘĖĮŠŲŪŽ]")) { return; }
 
             string school = TextBox3.Text;
             string age = DropDownList1.Text;
-            string language = CheckBoxList1.SelectedValue;
+            string language = "";
+            foreach (ListItem item in CheckBoxList1.Items)
+            {
+                if (item.Selected)
+                {
+                    language += item.Text + " ";
+                }
+            }
 
+            language = language.TrimEnd();
+            
             string user = String.Join("|", name, surname, school, age, language);
             if (Session["users"] == null) {
                 Session["users"] = user;
diff --git a/Practice/ValidWeb/Forma1.aspx.designer.cs b/Practice/ValidWeb/Forma1.aspx.designer.cs
index 65e31f5..e178ea1 100644
--- a/Practice/ValidWeb/Forma1.aspx.designer.cs
+++ b/Practice/ValidWeb/Forma1.aspx.designer.cs
@@ -7,13 +7,11 @@
 // </auto-generated>
 //------------------------------------------------------------------------------
 
-namespace ValidWeb
-{
-
-
-    public partial class Forma1
-    {
-
+namespace ValidWeb {
+    
+    
+    public partial class Forma1 {
+        
         /// <summary>
         /// form1 control.
         /// </summary>
@@ -22,7 +20,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.HtmlControls.HtmlForm form1;
-
+        
         /// <summary>
         /// Label5 control.
         /// </summary>
@@ -31,7 +29,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Label Label5;
-
+        
         /// <summary>
         /// ValidationSummary1 control.
         /// </summary>
@@ -40,7 +38,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.ValidationSummary ValidationSummary1;
-
+        
         /// <summary>
         /// Label1 control.
         /// </summary>
@@ -49,7 +47,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Label Label1;
-
+        
         /// <summary>
         /// TextBox1 control.
         /// </summary>
@@ -58,16 +56,16 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.TextBox TextBox1;
-
+        
         /// <summary>
-        /// RequiredFieldValidator1 control.
+        /// RegularExpressionValidator1 control.
         /// </summary>
         /// <remarks>
         /// Auto-generated field.
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
-        protected global::System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
-
+        protected global::System.Web.UI.WebControls.RegularExpressionValidator RegularExpressionValidator1;
+        
         /// <summary>
         /// Label6 control.
         /// </summary>
@@ -76,7 +74,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Label Label6;
-
+        
         /// <summary>
         /// TextBox2 control.
         /// </summary>
@@ -85,16 +83,16 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.TextBox TextBox2;
-
+        
         /// <summary>
-        /// RequiredFieldValidator2 control.
+        /// RegularExpressionValidator2 control.
         /// </summary>
         /// <remarks>
         /// Auto-generated field.
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
-        protected global::System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
-
+        protected global::System.Web.UI.WebControls.RegularExpressionValidator RegularExpressionValidator2;
+        
         /// <summary>
         /// Label7 control.
         /// </summary>
@@ -103,7 +101,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Label Label7;
-
+        
         /// <summary>
         /// TextBox3 control.
         /// </summary>
@@ -112,7 +110,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.TextBox TextBox3;
-
+        
         /// <summary>
         /// RequiredFieldValidator3 control.
         /// </summary>
@@ -121,7 +119,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator3;
-
+        
         /// <summary>
         /// Label2 control.
         /// </summary>
@@ -130,7 +128,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Label Label2;
-
+        
         /// <summary>
         /// DropDownList1 control.
         /// </summary>
@@ -139,7 +137,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.DropDownList DropDownList1;
-
+        
         /// <summary>
         /// RangeValidator1 control.
         /// </summary>
@@ -148,7 +146,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.RangeValidator RangeValidator1;
-
+        
         /// <summary>
         /// Label3 control.
         /// </summary>
@@ -157,7 +155,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Label Label3;
-
+        
         /// <summary>
         /// CheckBoxList1 control.
         /// </summary>
@@ -166,7 +164,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.CheckBoxList CheckBoxList1;
-
+        
         /// <summary>
         /// Kalbos control.
         /// </summary>
@@ -175,7 +173,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.XmlDataSource Kalbos;
-
+        
         /// <summary>
         /// Button1 control.
         /// </summary>
@@ -184,7 +182,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Button Button1;
-
+        
         /// <summary>
         /// Button2 control.
         /// </summary>
@@ -193,7 +191,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Button Button2;
-
+        
         /// <summary>
         /// Label8 control.
         /// </summary>
@@ -202,7 +200,7 @@ namespace ValidWeb
         /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.Label Label8;
-
+        
         /// <summary>
         /// Table1 control.
         /// </summary>