$(function() {
	// selecting the first picture //
	$("div.IntroPics img:first").addClass("first");
	
	// calculating the heights of the sidebar //
	var sidebar = $('div#pRightSidebar');
	var content = $('div#pContent');
	var ContentPadding = parseInt(content.css("paddingTop")) + parseInt(content.css("paddingBottom"));
	var SidebarPadding = parseInt(sidebar.css("paddingTop")) + parseInt(sidebar.css("paddingBottom"));
	if (sidebar.innerHeight() > content.innerHeight()) {
		content.height(sidebar.innerHeight()-ContentPadding);
	}
	else {
		sidebar.height(content.innerHeight()-SidebarPadding);
	}
}); // dom read closing