function setCookie(c_name, value, expires)
{
    var today = new Date();
    today.setTime(today.getTime());
    if (expires)
        expires = expires * 1000 * 60;
    var expires_date = new Date(today.getTime() + (expires));
    document.cookie = c_name + "=" + escape(value) + ((expires==null) ? "" : ";expires="+expires_date.toGMTString());
}

function getCookie(c_name)
{
    if (document.cookie.length > 0)
    {
        c_start = document.cookie.indexOf(c_name + "=");
        if (c_start != -1)
        { 
            c_start = c_start + c_name.length + 1;
            c_end = document.cookie.indexOf(";", c_start);
            if (c_end == -1) c_end = document.cookie.length
                return unescape(document.cookie.substring(c_start, c_end));
        }
    }
    return "";
}

function ChangeLink(myLink)
{
    window.location.href = myLink;
}

function OpenWindow(myLink)
{
    window.open(myLink);
}

function Return(myButton)
{
    //if return is pressed, call button click
    if (event.keyCode == 13)
    {
        var tmpButton = document.getElementById(myButton);
        event.returnValue = false;
        event.cancel = true;
        tmpButton.click();
    }
}

//Strip special characters
function SS(myString)
{
    myString = myString.replace(/[^a-zA-Z 0-9]+/g,'');
    return myString
}


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);
}

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

    endHeight[objname] = parseInt(obj[objname].style.height);
    startTime[objname] = (new Date()).getTime();

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

    obj[objname].style.display = "block";

    timerID[objname] = setInterval('slidetick(\'' + objname + '\');',timerlen);
}

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

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

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

    return;
}

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

    if(dir[objname] == "up")
            obj[objname].style.display = "none";

    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;
}

function toggleSlide(objname)
{
    if(document.getElementById(objname).style.display == "none")
    {
        // div is hidden, so let's slide down
        slidedown(objname);
    }
    else
    {
        // div is not hidden, so slide up
        slideup(objname);
    }
}