gistfile1.js

jQuery(function($){

	// Last word in title
	$('.sidebar-primary .widget-title').html(function(){	
		var text = $(this).text().split(' ');
		var last = text.pop();
		return text.join(" ") + (text.length > 0 ? ' <span class="last">'+last+'</span>' : last);   
	});
	
	// First word in title
	$('.sidebar-primary .widget-title').html(function(){	
		var text = $(this).text().split(' ');
		var first = text.shift();
		return (text.length > 0 ? '<span class="first">'+first+'</span> ' : first) + text.join(" ");
	});
});