(function($) {
  var cache = [];
  // Arguments are image paths relative to the current page.
  $.preLoadImages = function() {
    var args_len = arguments.length;
    for (var i = args_len; i--;) {
      var cacheImage = document.createElement('img');
      cacheImage.src = arguments[i];
      cache.push(cacheImage);
    }
  }
})(jQuery)

$(function(){
	$.preLoadImages(url_site+"/images/rs/blog-footer.png",url_site+"/images/rs/blog-footer_hover.png", url_site+"/images/rs/fb-footer.png", url_site+"/images/rs/fb-footer_hover.png", url_site+"/images/rs/twitter-footer.png", url_site+"/images/rs/twitter-footer_hover.png", url_site+"/images/rs/g-footer.png", url_site+"/images/rs/g-footer_hover.png");
});

$(function(){
	$('#floating-footer-social img').hover(
		function(){
			src = $(this).attr('src');
			var link = src.substring(0, src.lastIndexOf('.'));
			var hover_link ='';
			var hover_img_link = hover_link.concat(link, '_hover.png');
			$(this).attr('src', hover_img_link);
		},
		function(){
			$(this).attr('src', src);
		}
	);
});

function equalHeight(group){
	var tallest=0;
	group.height("auto");
	group.each(function() {
		var thisHeight = $(this).innerHeight();
		if(thisHeight > tallest) {
			tallest = thisHeight;
		}
	});
	group.height(tallest);
	$('#floating-footer-after-ghost-2').height(tallest);
}

$(function(){
	equalHeight($('.footer-menu-div'));
});