function contentBgBottom() {
	if ( $('#page').height() < window.innerHeight) {
		$('#page').height(window.innerHeight);
	}
	$('#content').height( $('#page').height() - ( $('#header').height() + $('#footer').height() ) );
}

function navHooks() { // add IDs to the navigation based on it's text
	$('#sidebar li').each(function() {
		$(this).attr('id', 'nav_' + $(this).find('a').text().toLowerCase() );
	});
}

$.fn.externalLink = function() {
	return this.each(function() {
		$(this).addClass('external').attr('target', '_blank');
	});
}

$(function() {
	navHooks();
	$('.email').defuscate();
	$('a[rel*="external"]').externalLink();
});

$(document).load(function() {
	contentBgBottom();
});