// JavaScript Document
//This function hides the div called 'div', setting the CSS:display to "none"
function hidediv(div) {
	if (!div) {
		alert("JavaScript Page Error, parameter not passed into hidediv().");
		return;
	}
	document.getElementById(div).style.display='none';
}
//This functions shows the div called 'div' as INLINE (not BLOCK), for the sake of the footer piece with the LARGE TEXT and SMALL TEXT
function showdiv(div) {
	if (!div) {
		alert("JavaScript Page Error, parameter not passed into showdiv().");
		return;
	}
	document.getElementById(div).style.display='inline';
}
//This function loads the size recorded in a cookie on the browser
function loadSize() {
	var size = getCookie("wesleytowers_fontsize");
	if (size) {
		if (size == fontBig) {
			hidediv("fontsizeBig");
			showdiv("fontsizeSmall");
		}
		else {
			hidediv("fontsizeSmall");
			showdiv("fontsizeBig");
		}
		ResizeContent("content",size);
	}
	
}
// This function resets the CSS font-size tag inside of the 'div' passed in to the integer 'size' passed in
function ResizeContent(div, size) {
	document.getElementById(div).style.fontSize = size + "px";
	setCookie("wesleytowers_fontsize", size, new Date("January 1, 2100"));
}

/**
 * Sets a Cookie with the given name and value.
 *
 * name       Name of the cookie
 * value      Value of the cookie
 * [expires]  Expiration date of the cookie (default: end of current session)
 * [path]     Path where the cookie is valid (default: path of calling document)
 * [domain]   Domain where the cookie is valid
 *              (default: domain of calling document)
 * [secure]   Boolean value indicating if the cookie transmission requires a
 *              secure transmission
 */
function setCookie(name, value, expires, path, domain, secure)
{
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

/**
 * Gets the value of the specified cookie.
 *
 * name  Name of the desired cookie.
 *
 * Returns a string containing value of specified cookie,
 *   or null if cookie does not exist.
 */
function getCookie(name)
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}


if (!document.all) {
	//FIREFOX IS BEING USED
	
	window.addEventListener("load",loadSize, false);
}
else {
	//INTERNET EXPLORER IS BEING USED
	window.attachEvent("onload", loadSize);
}