Ciao a tutti io ho un cheboxlist e poi un checkbox che se checcato mi dovrebbe tramite una funzione selezionare tutti i check del checkboxlist, ma nonfunziona!!!ECCO IL CODICE DELLA PAGINA:
<script runat="server">
dim cmdSQL as OleDbCommand
dim strsql as string
dim rs as OleDbDataReader
sub page_load()
if not ispostback then
connetti()
try
data.text=DateTime.Now.ToString("dd/MM/yyyy")
strsql="Select id_prevendita, punto_prevendite as titolo From Prevendita"
cmdSQL = New OleDbCommand (strsql, conn)
rs=cmdSQL.ExecuteReader()
servizio.DataSource=rs
servizio.DataTextField="titolo"
servizio.DataValueField="id_prevendita"
servizio.RepeatColumns="4"
servizio.DataBind()
rs.close()
catch errore as Exception
messaggio.text="Si è verificato il seguente errore: " & errore.message
finally
conn.close
end try
end if
end sub
function Seleziona(s as Object, e as EventArgs)
dim i as integer
for i=0 to servizio.Items.count - 1
servizio.Items(i).Selected=true
next
end function
</script>
<html>
<head>
<title>Anni60 Produzioni</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
</head>
<body>
<table width="100%" cellspacing="0" cellpadding="0">
<tr>
<td width="16%" valign="top"><ControlloUtente:menu id="menu_sx" runat="server" /></td>
<td width="84%" valign="top">
<div align="center">
<font size="4" face="Verdana, Arial, Helvetica, sans-serif">INSERISCI
GLI EVENTI
</font>
<asp:label Font-Bold="true" Font-Name="Verdana" Font-Size="8" ForeColor="#FF0000" ID="messaggio" runat="server"></asp:label>
</p>
<form runat="server" enctype="multipart/form-data" id="form1">
<table width="484" border="1" align="center" cellpadding="2" cellspacing="1">
<tr valign="top">
<td width="172" height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Titolo:</font></div></td>
<td width="295" height="25"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">
<asp:textbox ID="titolo" runat="server" Text="" TextMode="SingleLine" MaxLength="150" />
</font></td>
</tr>
<tr valign="top">
<td width="172" height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Artista:</font></div></td>
<td width="295" height="25"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">
<asp:textbox ID="artista" runat="server" Text="" TextMode="SingleLine" MaxLength="150" />
</font></td>
</tr>
<tr valign="top">
<td height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Data:</font></div></td>
<td height="25"> <font size="2" face="Verdana, Arial, Helvetica, sans-serif">
<asp:textbox ID="data" Width="120" runat="server" Text="" TextMode="SingleLine" />
<asp:CompareValidator ControlToValidate="data" Text="Data" Display="Dynamic" Operator="DataTypeCheck" Type="Date" runat="server" />
<font color="#000000" size="1">es: gg/mm/aaaa</font></font> </td>
</tr>
<tr valign="top">
<td width="172" height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Città :</font></div></td>
<td width="295" height="25"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">
<asp:textbox ID="citta" runat="server" Text="" TextMode="SingleLine" MaxLength="150" />
</font></td>
</tr>
<tr valign="top">
<td width="172" height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Luogo:</font></div></td>
<td width="295" height="25"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">
<asp:textbox ID="luogo" runat="server" Text="" TextMode="SingleLine" MaxLength="150" />
</font></td>
</tr>
<tr valign="top">
<td width="172" height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Ora:</font></div></td>
<td width="295" height="25"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">
<asp:textbox ID="ora" runat="server" Text="" TextMode="SingleLine" MaxLength="150" />
</font></td>
</tr>
<tr valign="top">
<td height="25">
<div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Descrizione:</font></div></td>
<td height="25"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">
<asp:textbox ID="descrizione" Rows="5" Columns="40" runat="server" TextMode="MultiLine" />
</font></td>
</tr>
<tr valign="top">
<td height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Img piccola :
</font></div></td>
<td height="25"><font color="#000000" size="2" face="Verdana, Arial, Helvetica, sans-serif">
<input name="file" type="file" id="allegato_1" runat="server">
</font></td>
</tr>
<tr valign="top">
<td height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Img media :
</font></div></td>
<td height="25"><font color="#000000" size="2" face="Verdana, Arial, Helvetica, sans-serif">
<input name="file" type="file" id="allegato_2" runat="server">
</font></td>
</tr>
<tr valign="top">
<td height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Img grande :
</font></div></td>
<td height="25"><font color="#000000" size="2" face="Verdana, Arial, Helvetica, sans-serif">
<input name="file" type="file" id="allegato_3" runat="server">
</font></td>
</tr>
<tr valign="top">
<td height="25"> <div align="left"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Img PopUp :
</font></div></td>
<td height="25"><font color="#000000" size="2" face="Verdana, Arial, Helvetica, sans-serif">
<input name="file" type="file" id="allegato_4" runat="server">
</font></td>
</tr>
<tr>
<td colspan="2"><div align="left">
Abbina Prevendite: <asp:CheckBox ID="tutte" SelectedIndexChanged="Seleziona" runat="server"></asp:CheckBox></p>
</div></td>
</tr>
<tr>
<td height="12" colspan="2"><asp:CheckBoxList ID="servizio" runat="server" Font-Name="Verdana" Font-Size="8" ForeColor="#0099FF" /></td>
</tr>
<tr>
<td colspan="2">
<table width="100%">
<tr><td width="50%"><div align="right"><font face="Verdana, Arial, Helvetica, sans-serif">
<asp:Button ID="invia" runat="server" Text="Inserisci" OnClick="Salva" />
</font></div></td>
<td width="50%"><div align="left"><font face="Verdana, Arial, Helvetica, sans-serif">
<asp:Panel Visible="false" ID="prezzi" runat="server" >
<asp:textbox ID="ultimo" runat="server" Text="" TextMode="SingleLine" Visible="false" />
<input name="prezzi" type="button" id="prezzi" value="Inserisci Prezzi" onClick="location.href='prezzi.asp?id_evento=<%=ul timo.text%>'">
</asp:Panel>
</font></div></td>
</tr></table>
</td>
</tr>
</table>
</form>
</div></td>
</tr>
</table>
</body>
</html>
Cosa devo cambiare o fare per poter far selezionare tutti i chack della checkboxlist???
grazie in anticipo

!!!ECCO IL CODICE DELLA PAGINA:
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