<%@ Page Language="VB" AutoEventWireup="false" CodeFile="TestPage.aspx.vb" Inherits="TestPage" %> |
<%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %> |
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
<html xmlns="http://www.w3.org/1999/xhtml" > |
<head runat="server"> |
<title>Untitled Page</title> |
</head> |
<body topmargin="0" leftmargin="0" onload="Show()"> |
<form id="form1" runat="server"> |
<div> |
<input type="button" value="Test" onclick="Show()" /> |
<telerik:RadScriptManager ID="rsmItemViewer" runat="server" EnablePageMethods="True"> |
</telerik:RadScriptManager> |
<telerik:RadProgressArea ID="RadProgressArea1" runat="server"> |
</telerik:RadProgressArea> |
<telerik:RadProgressManager ID="RadProgressManager1" runat="server" /> |
<telerik:RadCodeBlock ID="RadCodeBlock1" runat="server"> |
<script type="text/javascript" language="javascript"> |
function Show() |
{ |
var oProgArea = $find('<%= RadProgressArea1.ClientID %>'); |
alert(oProgArea); |
oProgArea.show(); |
} |
</script> |
</telerik:RadCodeBlock> |
</div> |
</form> |
</body> |
</html> |
The preceding code shows that I am attempting to display the RadProgressArea on page load. The Show() function is called onLoad of the page and also from a input button click. oProgArea is found to be null when called from the onLoad body event and works as expected when called from the input button click.
What am I doing wrong here?
Seth