function showMentorPopup(popup)
{
	$(popup).style.zIndex = 500;
	$(popup).style.display = '';
	$(popup).style.marginTop = (-.7 * parseInt($(popup).offsetHeight)) + 'px';
	//new Effect.Appear($(popup),{beforeUpdate:function(){$(popup).style.marginTop = (-1 * parseInt($(popup).offsetHeight)) + 'px';},duration:0.125});	
}

function hideMentorPopup(popup)
{
	$(popup).style.zIndex = -100;
	$(popup).style.display = 'none';
	//new Effect.Fade($(popup),{duration:0.125,afterFinish:function(){ $(popup).style.zIndex = -100; }});
}

function subscribeSlide()
{
	new Effect.toggle('blog_signup', 'slide', {duration:.3});
}	

function subscribeToggle()
{
	var e = $('blog_signup');
	if(e.style.display == 'none')
	{
		$('blog_signup').style.display = '';
	} else {
		$('blog_signup').style.display = 'none';
	}
}