JavaScript to add paragraph-level permalinks to some HTML

permalink-paras.js

function permalinks(id) {
	var entry = document.getElementById(id);
	var paras = entry.getElementsByTagName('p');
	for (var i=0; i < paras.length; i++) {
		var p = paras[i];
		p.id = 'p' + i;
		var a = document.createElement('a');
		a.href = '#p' + i;
		a.title = 'Link to this paragraph';
		a.appendChild(document.createTextNode(' #'));
		p.appendChild(a);
	};
};

window.addEventListener('load', function() {
	permalinks('entry-text');
}, false);