var wiki = true;
var wcBoxToLive = false;
var wcBoxToY = [0,0]; //[to,from]
var wcSpeed = 10;
var wcTimer;

wcBoxTo = function () {
    var cdi = document.getElementById("wfci");
    var diff = wcBoxToY[0] - wcBoxToY[1];
    if(diff < 0) diff = diff * -1;
    
    if(diff > 200) wcSpeed = 20;
    else if(diff > 100) wcSpeed = 10;
    else if(diff > 50) wcSpeed = 5;
    else wcSpeed = 1;
    
    //cdi.innerHTML = wcBoxToY[0] + ":" + wcBoxToY[1] + ":" + diff;
    
    if(diff >= wcSpeed) {
        if(wcBoxToY[0] > wcBoxToY[1]) {
            if(diff > wcSpeed) wcBoxToY[1] += wcSpeed;
            else wcBoxToY[1] += diff;
        }else if(wcBoxToY[0] < wcBoxToY[1]) { 
            if(diff > wcSpeed) wcBoxToY[1] -= wcSpeed;
            else wcBoxToY[1] -= diff;
        }
        cdi.style.top = wcBoxToY[1] + "px"; 
        
        clearInterval(wcTimer);
        wcTimer = setInterval(wcBoxTo, 10);
           
    }else{
        cdi.style.top = wcBoxToY[0] + "px"; 
        clearInterval(wcTimer);
        wcBoxToLive = false;
    }
}

wcBox = function() { 
  var wh = getSizeWH();
  var cd = document.getElementById("wfc")
  if(wh[0] >= 1380) {
    cd.style.display = "block";
    getScrollXY();
  }else{
    cd.style.display = "none";
    wcBoxToLive = false;
    clearInterval(wcTimer);
  }
}

wcScroller = function() {
    var xy = getScrollXY();
    if(xy[1] > 210) wcBoxToY[0] = (xy[1] - 210);
    else wcBoxToY[0] = 0; 
    if(wcBoxToLive == false) { wcBoxToLive = true; wcTimer = setInterval(wcBoxTo, 2000);}
}