/////////////////////////////////////////////////////////////
//List of functions
//1. getWindowHeight()
//2. setFooter()
//

function getWindowHeight() 
{
    var windowHeight = 0;
    if (typeof(window.innerHeight) == 'number')
    {
        windowHeight = window.innerHeight;
    }
    else 
    {
        if (document.documentElement && document.documentElement.clientHeight)
        {
            windowHeight = document.documentElement.clientHeight;
        }
        else
        {
            if (document.body && document.body.clientHeight) 
            {
                windowHeight = document.body.clientHeight;
            }
        }
    }
    return windowHeight;
}

function setFooter()
{
    if (document.getElementById)
    {
        var windowHeight = getWindowHeight();
        if (windowHeight > 0)
        {
            var contentHeight = document.getElementById('container').offsetHeight;
            var headerHeight = document.getElementById('headerH').offsetHeight;
            var footerElement = document.getElementById('footer');
            var footerHeight  = footerElement.offsetHeight;
            if (windowHeight - (contentHeight + footerHeight + headerHeight) >= 0)
            {
                footerElement.style.position = 'relative';
                footerElement.style.top = (windowHeight - (contentHeight + footerHeight + headerHeight+30)) + 'px';
            }
        else 
        {
            footerElement.style.position = 'static';
        }
    }
}
}

window.onload = function() 
{
    setFooter();
}

window.onresize = function() 
{
    setFooter();
}