/*
 * Base JavaScript Files to handle common tasks
 */

/* prepend article tools to contentWell */
$(document).ready(function() {
	$('#contentWell .articleTools ul').append('<li class="clickabilityEmail"><a href="#" onclick="return(ET());" onMouseOver="return(ETMouseOver());" onMouseOut="return(ETMouseOut());">Email</a></li><li class="clickabilitySave"><a href="#" onclick="return(ST());" onMouseOver="return(STMouseOver());" onMouseOut="return(STMouseOut());">Save</a></li><li class="clickabilityPrint"><a href="#" onclick="return(PT());" onMouseOver="return(PTMouseOver());" onMouseOut="return(PTMouseOut());">Print</a></li><li class="reprint"><a href="http://www.icopyright.com/' + icopy + '?icx_id=' + siteURL + '">Reprint</a></li>'); 
});

/* add _blank to any link with class="popup" */
$(document).ready(function() { 
	$('a.popup').click(function() {
		this.target = "_blank";
	});
});

/* fix IE6's inability to have :hover on anything other than an anchor tag */
$(document).ready(function() { 
    $("#topNav li").bind("mouseenter mouseleave", function(){
        $(this).toggleClass("over");
    });
});

function dropdown () {
	if (document.all&&document.getElementById) {
		var navRoot = document.getElementById("topNav");
		if (!navRoot) { return; }
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
		}
	}
}

function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			if (oldonload) {
				oldonload();
			}
			func();
		}
	}
}

addLoadEvent(dropdown);


/*====
 * rotator
 *================================================ */

var headline_count;
var headline_interval;
var old_headline = 0;
var current_headline = 0;

$(document).ready(function(){
	$("div#topStories").removeClass('noscript'); 
	$("div#topStories").addClass("active");
	headline_count = $("div.topStoryItem").size();
	$("div.topStoryItem:eq("+current_headline+")").css('display','block');

	headline_interval = setInterval(headline_rotate,7000); //time in milliseconds
	$("div#topStories").append('<div id="topStoryButtons"><ul></ul></div>');
	$('div#topStories .topStoryItem h2').each(function(index) {
		var $sectionLabel = $(this).remove().text();
		$("div#topStoryButtons ul").append('<li class="' + $sectionLabel + '">' + $sectionLabel + '</li>');
		$("#topStoryButtons li:eq(0)").addClass('activeControls'); 
	});
	$("div#topStories").append('</ul></div>');
	$("#topStoryButtons li:eq(0)").click(function() { 
		selected_headline = 0;
		$("div.topStoryItem:eq(" + current_headline + ")").fadeOut("slow");
		$("#topStoryButtons li:eq(" + current_headline + ")").removeClass('activeControls'); 
		$("#topStoryButtons li:eq(0)").addClass('activeControls'); 
		$("div.topStoryItem:eq(0)").fadeIn("slow"); 
		current_headline = selected_headline;
		clearInterval(headline_interval);
		return false;
	});
	$("#topStoryButtons li:eq(1)").click(function() { 
		selected_headline = 1;
		$("div.topStoryItem:eq(" + current_headline + ")").fadeOut("slow");
		$("#topStoryButtons li:eq(" + current_headline + ")").removeClass('activeControls'); 
		$("#topStoryButtons li:eq(1)").addClass('activeControls'); 
		$("div.topStoryItem:eq(1)").fadeIn("slow"); 
		current_headline = selected_headline;
		clearInterval(headline_interval);
		return false;
	});
	$("#topStoryButtons li:eq(2)").click(function() { 
		selected_headline = 2;
		$("div.topStoryItem:eq(" + current_headline + ")").fadeOut("slow");
		$("#topStoryButtons li:eq(" + current_headline + ")").removeClass('activeControls'); 
		$("#topStoryButtons li:eq(2)").addClass('activeControls'); 
		$("div.topStoryItem:eq(2)").fadeIn("show"); 
		current_headline = selected_headline;
		clearInterval(headline_interval);
		return false;
	});
	$("#topStoryButtons li:eq(3)").click(function() { 
		selected_headline = 3;
		$("div.topStoryItem:eq(" + current_headline + ")").fadeOut("slow");
		$("#topStoryButtons li:eq(" + current_headline + ")").removeClass('activeControls'); 
		$("#topStoryButtons li:eq(3)").addClass('activeControls'); 
		$("div.topStoryItem:eq(3)").fadeIn("slow"); 
		current_headline = selected_headline;
		clearInterval(headline_interval);
		return false;
	});
});

function headline_rotate() {
	current_headline = (old_headline + 1) % headline_count; 
	$("div.topStoryItem:eq(" + old_headline + ")").fadeOut("slow");
	$("#topStoryButtons li:eq(" + old_headline + ")").removeClass('activeControls'); 
	$("#topStoryButtons li:eq(" + current_headline + ")").addClass('activeControls'); 
	$("div.topStoryItem:eq(" + current_headline + ")").fadeIn("slow"); 
	old_headline = current_headline;
}