EmailTextBox.Attributes.Add(“onKeyPress”, “javascript:if (event.keyCode == 13) __doPostBack(‘” + LoginButton.UniqueID + “‘,”)”);
2)
function clickButton(e, buttonid){
var evt = e ? e : window.event;
var bt = document.getElementById(buttonid);
if (bt){
if (evt.keyCode == 13){
bt.click();
return false;
}
}
}
//code behind
TextBox1.Attributes.Add(“onkeypress”, “return clickButton(event,'” + Button1.ClientID + “‘)”);