[+] Install: new installer reworked from scratch

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@10056 b9a71923-0436-4b27-9f14-aed3839534dd

install-new/theme/js/install.js

@@ -0,0 +1,15 @@
+$(document).ready(function()
+{
+	// Ajax animation
+	$("#loaderSpace").ajaxStart(function()
+	{
+		$(this).fadeIn('slow');
+		$(this).children('div').fadeIn('slow');
+	});
+
+	$("#loaderSpace").ajaxComplete(function(e, xhr, settings)
+	{
+		$(this).fadeOut('slow');
+		$(this).children('div').fadeOut('slow');
+	});
+});