timerID = null;
var active = 0;
speed = 2;

function ScrollUp(cont){
    if(document.getElementById){
    obj = document.getElementById(cont).getElementsByTagName("div");
    if(parseInt(obj[active].style.top) < 0)
    obj[active].style.top = parseInt(obj[active].style.top) + speed + "px";
    timerID = setTimeout("ScrollUp('"+cont+"')",30)
    }
}

function ScrollDown(cont){
    if(document.getElementById){  
    obj = document.getElementById(cont).getElementsByTagName("div");                      
    if(parseInt(obj[active].style.top) > 
    document.getElementById(cont).offsetHeight - obj[active].offsetHeight) 
    obj[active].style.top = parseInt(obj[active].style.top) - speed + "px";
    timerID = setTimeout("ScrollDown('"+cont+"')",30)
    }
}


function ScrollStop(){
    if(document.getElementById){
    clearTimeout(timerID);
    }
}

function ScrollPageInit(cont) {
    if(document.getElementById){
    obj = document.getElementById(cont).getElementsByTagName("div");
    obj['page'].style.visibility = "visible";
    obj['page'].style.top = 0;	
    }	
//    if(document.addEventListener){
//    for(i=0;i<document.getElementsByTagName('a').length;i++) 
//    document.getElementsByTagName('a')[i].style.position = "relative";
//    }
}