dev中文本框等获取焦点事件

<ClientSideEvents GotFocus="GotFocus" />

editContract.SetFocus()//设置文本框等的焦点

function GotFocus(s, e) {
            window.top.DLG.show(700, 600, "PrePayment/ContractSelect.aspx", "选择", null
            );
        }