var ButtonTimer=null;
var ButtonImageN=1;
function SetButtonImage(IsOver, ControlID)
{
    if (IsOver==1){ButtonImageN++;}else{ButtonImageN--;}
    if (IsOver==1){
        if (ButtonImageN>=5)
        {
            ButtonImageN=5;
            StopOverButton();
        }
    }else{
        if (ButtonImageN<=1)
        {
            ButtonImageN=1;
            StopOverButton();
        }
    }
    document.getElementById(ControlID).style.backgroundImage="url(siteimg/ButtonImages/button-" + ButtonImageN + "-center.gif)";
    document.getElementById(ControlID + "Left").style.backgroundImage="url(siteimg/ButtonImages/button-" + ButtonImageN + "-left.gif)";
    document.getElementById(ControlID + "Right").style.backgroundImage="url(siteimg/ButtonImages/button-" + ButtonImageN + "-right.gif)";
    return false;
}
function SetOverButton(ControlID)
{
    StopOverButton();
    ButtonTimer=window.setInterval("SetButtonImage(1, '" + ControlID+ "')", "25");
    return false;
}
function SetOutButton(ControlID)
{
    StopOverButton();
    ButtonTimer=window.setInterval("SetButtonImage(2, '" + ControlID+ "')", "25");
    return false;
}
function SetDownButton(ControlID)
{
    document.getElementById(ControlID).style.backgroundImage="url(siteimg/ButtonImages/button-6-center.gif)";
    document.getElementById(ControlID + "Left").style.backgroundImage="url(siteimg/ButtonImages/button-6-left.gif)";
    document.getElementById(ControlID + "Right").style.backgroundImage="url(siteimg/ButtonImages/button-6-right.gif)";
    return false;
}
function SetUpButton(ControlID)
{
    document.getElementById(ControlID).style.backgroundImage="url(siteimg/ButtonImages/button-5-center.gif)";
    document.getElementById(ControlID + "Left").style.backgroundImage="url(siteimg/ButtonImages/button-5-left.gif)";
    document.getElementById(ControlID + "Right").style.backgroundImage="url(siteimg/ButtonImages/button-5-right.gif)";
    return false;
}
function StopOverButton()
{
    if (ButtonTimer!=null){window.clearInterval(ButtonTimer);}
    ButtonTimer=null;
    return false;
}