var timerlen = 5;
var slideAniLen = 250;

var timerID = new Array();
var startTime = new Array();
var obj = new Array();
var endHeight = new Array();
var moving = new Array();
var dir = new Array();


function slidedown(objname) {
    if(moving[objname])
    return;

    if(document.getElementById(objname).style.display != "none")
    return; // cannot slide down something that is already visible

    moving[objname] = true;
    dir[objname] = "down";
    startslide(objname);
}


function slideup(objname) {
    if (moving[objname])
    return;

    if (document.getElementById(objname).style.display == "none")
    return; // cannot slide up something that is already hidden

    moving[objname] = true;
    dir[objname] = "up";
    startslide(objname);
    {
        document.getElementById('aReadMore').innerHTML="Read more"
    }
}


function startslide(objname) {
    obj[objname] = document.getElementById(objname);

    if (dir[objname] == "down") {
    obj[objname].style.height = "1px";
    }

    obj[objname].style.display = "block";
    startTime[objname] = (new Date()).getTime();
    endHeight[objname] = obj[objname].scrollHeight;

    timerID[objname] = setInterval('slidetick(\'' + objname + '\');',timerlen);
    {
        document.getElementById('aReadMore').innerHTML="Close"
    }
}


function slidetick(objname) {
    var elapsed = (new Date()).getTime() - startTime[objname];

    if (elapsed > slideAniLen)
    endSlide(objname)
    else {
    var d =Math.round(elapsed / slideAniLen * endHeight[objname]);
    var f =elapsed / slideAniLen;
    if(dir[objname] == "up"){
    d = endHeight[objname] - d;
    f = 1 - f;}

    obj[objname].style.height = d + "px";
    obj[objname].style.opacity = f;
    obj[objname].style.filter = 'alpha(opacity='+(f*100)+')';
    document.getElementById('mydiv').value=f;

    }
    return;
}


function endSlide(objname) {
    clearInterval(timerID[objname]);

    if(dir[objname] == "up") {
    obj[objname].style.display = "none";
    obj[objname].style.opacity = 0;
    obj[objname].style.filter = 'alpha(opacity='+(0)+')';
    } else {
    obj[objname].style.opacity = 1;
    obj[objname].style.filter = '';
    }

    obj[objname].style.height = endHeight[objname] + "px";

    delete(moving[objname]);
    delete(timerID[objname]);
    delete(startTime[objname]);
    delete(endHeight[objname]);
    delete(obj[objname]);
    delete(dir[objname]);

    return;
}

//-----------------------------------------------------------
// show preview of content if closed and full story when open
//-----------------------------------------------------------
function toggleSlide(objname) {
    if (document.getElementById(objname).style.display == "none") 
    {
        slidedown(objname);
        document.getElementById("mydiv2").style.display = "none";
    } else {
        slideup(objname);
        document.getElementById("mydiv2").style.display = "block";
    }
}

//-------------------------------------------------------
// removes open/close link if text doesnt reach 700 chars
//-------------------------------------------------------
function bodyOnLoadDivHandler() {
    var amount = "700";
    try 
    {
        if ((document.all && (document.getElementById("mydiv2").innerText).length <= amount) || (!document.all && (document.getElementById("mydiv2").textContent).length <= amount)) 
        {
            document.getElementById("aReadMore").style.display = "none";
        } else {
            document.getElementById("aReadMore").style.display = "block";        
        }
    }
      catch(e) {
      alert (e);
    }
}