/**
 * @author robert
 */
//window.addEventListener('load', init, false);
//window.document.addEventListener('load', init, false);

function init(){
    setFooterText();
    //fixContentHeight();
    setTab();
}

function setFooterText(){
    var currentYear = new Date().getFullYear();
    var footText = document.getElementById('footer_content');
    footText.innerHTML = '© Copyright FRANtastic BODY Fitness by FRAN! 1999 - ' + currentYear;
}
function setTab(){
	//set the tab active for the current page
	var page = document.getElementById('pageID');
	var tab = document.getElementById(page.innerHTML);
	
	tab.style.background = "url(images/mainNav_tab_selected.png)";
}
function highlightMainMenuItem(el){
    el.style.background = "#000";//url(images/mainNav_tab_selected.png)";
}

function unHighlightMainMenuItem(el){
    var pageID = document.getElementById('pageID');
    //alert(el.id);
    if (pageID.innerHTML == el.id) {
        el.style.background = "url(images/mainNav_tab_selected.png)";
    }
    else {
        el.style.background = "";
    }
}

function fixContentHeight(){
    //find out which element is tallest
    //var mainContainer = document.getElementsByClassName('main_container')[0];
    //mainContainer.style.minHeight = mainContainer.offsetHeight + 'px';
    var contentContainer = document.getElementsByClassName('content_container')[0];
    
    var leftColumn = document.getElementById('leftColumn');
    var navColumn = document.getElementById('navColumn');
    
    if (leftColumn.offsetHeight > navColumn.offsetHeight) {
        contentContainer.style.height = leftColumn.offsetHeight + 'px';
    }
    else {
        contentContainer.style.height = (navColumn.offsetHeight + 10) + 'px';
    }
}