function CatchKey(id, event)
{
    var btn = document.getElementById(id);
    if (document.all)
    {
        if (event.keyCode == 13)
        {
            event.returnValue=false;
            event.cancel = true;
            btn.click();
        }
    }
    else if (document.getElementById)
    {
        if (event.which == 13)
        {
            event.returnValue=false;
            event.cancel = true;
            btn.click();
        }
    }
    else if(document.layers)
    {
        if(event.which == 13)
        {
            event.returnValue=false;
            event.cancel = true;
            btn.click();
        }
    }
}