window.onload = function() {
	try {$('pageControls').style.display = 'block';}
	catch (e) {};
	
    elementsWithResizableFont = new Array();
    elementsWithResizableFont[0] = document.getElementById('content');

    for (i = 0; i < elementsWithResizableFont.length; i++) {
        c = getCookie('fontSize');
        if (c) elementsWithResizableFont[i].style.fontSize = c[0].match(/\d+/) + 'px';
    }
    
    try { doResize(); }
    catch (e) {};
}


function setCookie(key, value, validFor, path) {
	expires = new Date();
	expires.setTime(expires.getTime() + (((validFor) ? validFor : 1) * 24 * 60 * 60 * 1000));
	document.cookie = key + "=" + value + "; expires=" + expires.toGMTString() + "; path=" + ((path) ? path : '/');
}

function getCookie(key) {
    re = new RegExp(key + '=.+(?:;|$)');
    return document.cookie.match(re);
}

function makeTheFont(what) {
    for (i = 0; i < elementsWithResizableFont.length; i++) {
        currentSize = parseInt((elementsWithResizableFont[i].style.fontSize) ? elementsWithResizableFont[i].style.fontSize.replace(/\D+/, '') : 15);

        if (what == 'bigger') {
            newSize = (currentSize + 2) + "px";
        } else if (what == 'smaller') {
            newSize = (currentSize - 2) + "px";
        } else {
            newSize = "15px";
        }
        
        elementsWithResizableFont[i].style.fontSize = newSize;
        
        if (newSize != '15px') {
            setCookie('fontSize', newSize, 10);
        } else {
            setCookie('fontSize', '', -1);
        }
    }
    
    document.getElementById("navigationBar").style.height = 'auto';
    document.getElementById("content").style.height = 'auto';
    doResize();
}

function doResize() {
	var csize = document.getElementById("main").offsetHeight;
	document.getElementById("navigationBar").style.height = csize+4 + "px";
	document.getElementById("content").style.height = csize-7 + "px";
}