$(document).ready(function() {
	
	// add class .right to right-aligned images
	$(".content img[align=right]").addClass('right'); 
	
	// add class .left to left-aligned images
	$(".content img[align='left']").addClass('left'); 
	
	// add class .top to images which are first child i paragraph
	$(".content p img:first-child").addClass('top');  
	
	// add class .nosidemargin to images which are only child (including
	// textnodes) in paragraph
	$(".content p img").parents("p").filter(function (index) { 
		return $(this).text().length == 0; 
	}).find("img").addClass('nosidemargin');
	
});