function switchPic(screen) { 
    if (screen > MaxScreen) {    
        screen = 1 ; 
    } 
    
    for (i=1;i<=MaxScreen;i++) { 
        //alert(i); 
        document.getElementById("Switch_"+i).style.display = "none" ; 
    } 
    document.getElementById("Switch_"+screen).style.display = "block" ; 
    showSwitchNav(screen); 
    showSwitchTitle(screen); 
    //Effect.Appear("Switch_"+screen); 
              
    //switchLittlePic(screen);   
    //showSwitchTitles(screen); 
    CurScreen = screen  ; 
} 
function showSwitchNav(screen) { 
    var NavStr = "" ; 
    for (i=1;i<=MaxScreen;i++) { 
        if (i == screen) { 
            NavStr += '<li onmouseover="pauseSwitch();" onmouseout="goonSwitch();"><a href="javascript://" target="_self" class="sel">'+i+'</a></li>' ; 
        } 
        else { 
            NavStr += '<li onmouseover="pauseSwitch();" onmouseout="goonSwitch();" onclick="goManSwitch('+i+');"><a href="javascript://" target="_self">'+i+'</a></li>' ; 
        } 
        
    } 
    document.getElementById("SwitchNav").innerHTML = NavStr ; 
} 
function showSwitchTitle(screen) { 
    var titlestr = "" ; 
    titlestr = '<a href="'+Switcher[screen]['link']+'" target="_blank"><b>'+Switcher[screen]['title']+'</b></a>' ; 
    document.getElementById("SwitchTitle").innerHTML = titlestr ;   
} 
function reSwitchPic() { 
    refreshSwitchTimer = null; 
    switchPic(CurScreen+1); 
    refreshSwitchTimer = setTimeout('reSwitchPic();', 3000); 
} 
function pauseSwitch() { 
    clearTimeout(refreshSwitchTimer); 
} 
function goonSwitch() { 
    clearTimeout(refreshSwitchTimer); 
    refreshSwitchTimer = setTimeout('reSwitchPic();', 3000); 
} 
function goManSwitch(index) { 
    clearTimeout(refreshSwitchTimer); 
    
    CurScreen = index - 1 ; 
    reSwitchPic(); 
}