$(document).ready(function() {

/* Long content lists - show/hide toggle */
    $(".content-pull-down").css("display","none");
	
	$(".content-show").click(function() {
	    
		if  ( $(this).css("background-image").indexOf("arrow-right.gif")>-1 ) {
			$(this).css("background-image", "url(http://www.bbk.ac.uk/imagez/pg/arrow-down.gif)");
			$(this).attr("title", "Hide list");
		} else {
			$(this).css("background-image", "url(http://www.bbk.ac.uk/imagez/pg/arrow-right.gif)");
			$(this).attr("title", "Expand list");
		}
		$(this).next().toggle();
		
		return false;
	});

});