function show(strtype) { document.getElementById(strtype).style.display = "block" }
function hide(strtype) { document.getElementById(strtype).style.display = "none"; }
function EnterDown(ButtonId) {
    if (event == null) event = window.event; //IE
    if (event.keyCode == 13) {
        document.all(ButtonId).focus();

    }
}
function CheckClick(ButtonId) {
    if (event == null) event = window.event; //IE
    if (event.keyCode == 13) {
        document.all(ButtonId).focus();

    }
}