/*
 * AlienScience JS
 */

jQuery(document).ready(function() {
	
	/* Homepage slider */
    jQuery('#slider').bxSlider({
		pager: true,
    	captions: true
	});
	
	/* Header icon animation */
	jQuery(".header-button").hover(function(){
		jQuery(this).find(".button-icon").animate({
			width: "64px",
			height: "64px",
			marginTop: "-=40px"
		}, 300);
		jQuery(this).find(".button-fa").animate({
			width: "64px",
			height: "64px",
			fontSize: "64px",
			marginTop: "-=40px"
		}, 300);
		jQuery(this).find(".button-text").animate({
			opacity: "0",
			marginTop: "+=16px"
		}, 300);
	}, function() {
		jQuery(this).find(".button-icon").animate({
			width: "32px",
			height: "32px",
			marginTop: "+=40px"
		}, 120);
		jQuery(this).find(".button-fa").animate({
			width: "32px",
			height: "32px",
			fontSize: "32px",
			marginTop: "+=40px"
		}, 120);
		jQuery(this).find(".button-text").animate({
			opacity: "1",
			marginTop: "-=16px"
		}, 120);
	});
	
	/* Bullet point animation (requires background animation plugin) */
	jQuery(".widget ul li a").hover(function(){
		jQuery(this).animate({
			backgroundPosition: "(7px 7px)"
		}, 80);
	}, function() {
		jQuery(this).animate({
			backgroundPosition: "(-5px 7px)"
		}, 240);
	});
	
	/* Sidebar scrolling */
	var $sidebar = jQuery("#secondary"),
        $window = jQuery(window),
		/*$height = $sidebar.css("height"),
		$area = $sidebar.parent().css("height"),*/
		$height = parseInt(jQuery("#footer").css("height")) + parseInt(jQuery(".footer-widgets").css("height")),
		$area = parseInt(jQuery(document).height()),
        offset = $sidebar.offset(),
        topPadding = 20;

    $window.scroll(function() {
		/*console.log($window.scrollTop() + " > " + $area + " - " + $height);*/
		if($window.scrollTop() > ($area - $height - 160 - parseInt($sidebar.css("height")))) {
            $sidebar.css("position", "relative");
            $sidebar.css("left", 0);
            $sidebar.css("top", ($area - $height - 140 - parseInt($sidebar.css("height")) - offset.top)); // - parseInt($window.height())
			/*console.log($window.scrollTop() + " > " + $area + " - " + $height + " - " + parseInt($window.height()) + " - " + parseInt($sidebar.css("height")));*/
		} else if(($window.scrollTop() + topPadding) > offset.top) {
            $sidebar.css("position", "fixed");
            $sidebar.css("left", offset.left);
            $sidebar.css("top", topPadding);
        } else {
            $sidebar.css("position", "relative");
            $sidebar.css("left", 0);
            $sidebar.css("top", 0);
        }
    });
	
	/* Flash hacks */
	var src;
	jQuery("iframe").each(function(){
		src = jQuery(this).attr("src");
		jQuery(this).attr("src", src+"?wmode=opaque");
	});
	
	/* Plugin hacks */
	jQuery(".remove_button").attr("value", "Remove");
});