JS carriage return event

// Press enter in the gridview text box to trigger the button event

<SCRIPT type = "text/JavaScript" Language = "JavaScript">
Function clickbutton ()
{
If (event. keycode = 13)
{
Document. All ('ibtnupdate'). Click ();
Return false;
}
}
</SCRIPT>

<Asp: textbox id = "textbox3" onkeypress = "Return (clickbutton ();" runat = "server"

<SCRIPT type = "text/JavaScript" Language = "JavaScript">

Function keydown () * // block the carriage return event
{

If (event. keycode = 13)
{Return false;
}
}

Function entertextbox () * // press enter in the last text box to trigger submission
{
If (event. keycode = 13 & document. All ["txtcode"]. value! = "")
{
Document. All ['btnup']. Focus ();
Document. All ['btnup']. Click ();
Return false;
}
}

</SCRIPT>

<Form ID = "form1" runat = "server" onkeypress = "Return keydown ()"> * // block the carriage return event

This.txt code. Attributes. Add ("onkeypress", "entertextbox ()"); * // press enter in the final text box to trigger submission