/*
    hcs_common.js
    Copyright © Houseworth Consulting, LLC.  All Rights Reserved.
*/

/*
  var _gaq = _gaq || [];
    _gaq.push(['_setAccount', 'UA-20534294-1']);
    _gaq.push(['_trackPageview']);

    (function() 
    {
        var ga = document.createElement('script'); 
        ga.type = 'text/javascript'; 
        ga.async = true;
        ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
        var s = document.getElementsByTagName('script')[0]; 
        s.parentNode.insertBefore(ga, s);
    }
    )();
*/

// changes font size of all elements specified by strClass within range
// by the amount specified by dblDelta within range of dblMin as lower bound
// and dlbMax as upper bound
function fChangeFontSizeByClass(strClass, dblDelta, dblMin, dblMax)
{
    var divArray = document.getElementsByTagName("div");
    for (var i=0; i < divArray.length; i++)
    {
        if(divArray[i].className == strClass)
        {
            var dblSize = parseFloat(divArray[i].style.fontSize)+dblDelta; 
            if (dblSize <  dblMin) 
                dblSize = dblMin;
            else if (dblSize >  dblMax) 
                dblSize = dblMax;
            divArray[i].style.fontSize = dblSize + "em";   
        }
    }

} //fSetTextSize         

// sets src property to display increase button graphic in normal or pressed state
function fShowBtnUpImg(strIDBtn)
{
    if (strIDBtn == "btnTextIncrease")
        document.getElementById(strIDBtn).src = "img/TextIncrUp.png";
    else
        document.getElementById(strIDBtn).src = "img/TextDecrUp.png";
    
} //fShowBtnUpImg

// sets src property to display decrease button graphic in normal or pressed state
function fShowBtnDnImg(strIDBtn)
{
    if (strIDBtn == "btnTextIncrease")
        document.getElementById(strIDBtn).src = "img/TextIncrDn.png";
    else
        document.getElementById(strIDBtn).src = "img/TextDecrDn.png";
    
} //fShowBtnDnImg

//fade in page elements on page load
$(document).ready(function() 
{
    $("#divText").css("display","none");
    $("#divText").fadeIn("250");
});