var current_section;
var recurring_call;
var timeout;

function get_next(section) {
	if(section == 'staffing') {
		return 'training';
	} else if(section == 'training') {
		return 'consulting';
	} else if(section == 'consulting') {
		return 'career_management';
	} else if(section == 'career_management') {
		return 'staffing';
	}
}

function advance(section) {
	if(current_section != section) {
		reset_sections(section);
		
		$(section+'_img').style.opacity = .60;
		$(section+'_img').style.display = 'block';
		var myFx = new Fx.Style(section+'_img', 'opacity', {duration: 3000, wait: true, fps: 1000});
		myFx.start(.60,.9999);
		$(section+'_li').style.color = 'white';
		
		$(section+'_p').style.display = 'block';
	
		var next_section = get_next(section);
		recurring_call = "advance('"+next_section+"')";
		timeout = setTimeout(recurring_call, 20000);
		
		current_section = section;
	} else {
		clearTimeout(timeout);
	}
}

function reset_sections(section) {
	clearTimeout(timeout);
	
	if(section == 'staffing') {
		$('training_li').style.color = '#999999';
		$('training_img').style.display = 'none';
		$('training_p').style.display = 'none';
		
		$('consulting_li').style.color = '#999999';
		$('consulting_img').style.display = 'none';
		$('consulting_p').style.display = 'none';
		
		$('career_management_li').style.color = '#999999';
		$('career_management_img').style.display = 'none';
		$('career_management_p').style.display = 'none';
	} else if(section == 'training') {
		$('staffing_li').style.color = '#999999';
		$('staffing_img').style.display = 'none';
		$('staffing_p').style.display = 'none';
		
		$('consulting_li').style.color = '#999999';
		$('consulting_img').style.display = 'none';
		$('consulting_p').style.display = 'none';
		
		$('career_management_li').style.color = '#999999';
		$('career_management_img').style.display = 'none';
		$('career_management_p').style.display = 'none';
	} else if(section == 'consulting') {
		$('staffing_li').style.color = '#999999';
		$('staffing_img').style.display = 'none';
		$('staffing_p').style.display = 'none';
		
		$('training_li').style.color = '#999999';
		$('training_img').style.display = 'none';
		$('training_p').style.display = 'none';
		
		$('career_management_li').style.color = '#999999';
		$('career_management_img').style.display = 'none';
		$('career_management_p').style.display = 'none';
	} else if(section == 'career_management') {
		$('staffing_li').style.color = '#999999';
		$('staffing_img').style.display = 'none';
		$('staffing_p').style.display = 'none';
		
		$('training_li').style.color = '#999999';
		$('training_img').style.display = 'none';
		$('training_p').style.display = 'none';
		
		$('consulting_li').style.color = '#999999';
		$('consulting_img').style.display = 'none';
		$('consulting_p').style.display = 'none';
	}
}

function browsing_edit(module,action,parameter) {
	var myAJAX = new Ajax('/admin/pending_edit/?module='+module+'&action='+action+'&parameter='+parameter, {
	method: 'get',
	update: $('content_module'),
	evalScripts: true,
	onComplete: function(){
		location.href='/admin/';
	}
}).request();
}