var t;
   	function custom_init()
    {
	    var ol = $("#habla_middle_div").next();
	    if (ol.length == 1)
	    {
			ol.hide();
	    }
	    else
	    {    
	    t =setTimeout("custom_init()",100); 
	    }
    }

$().ready(function(){ 
	$("div#preview_side").mouseover(function()
				   {
					   $(this).addClass("preview_side_mouse_over");
					   $(this).removeClass("preview_side_mouse_off");
					   }).mouseout(function(){
					   $(this).addClass("preview_side_mouse_off");
					   $(this).removeClass("preview_side_mouse_over");						   
						   });
	$("ul#points_lines_list").hide(); 			   
	/*
	$("ul#fractions_list").hide(); 			   
	$("ul#radicals_list").hide(); 			   
	$("ul#sets_list").hide(); 			   
	$("ul#sequences_list").hide(); 			   
	*/
	
	$("ul#angles_list").hide(); 			   
	/*
	$("ul#exponents_list").hide(); 			   
	$("ul#common_products_list").hide(); 			   
	$("ul#solving_equations_list").hide(); 			   
	$("ul#simultaneous_linear_equations_list").hide(); 			   
	$("ul#quadratic_equations_list").hide(); 			   
	$("ul#word_problems_list").hide(); 			   
	$("ul#percents_ratios_proportions_list").hide(); 			   
	$("ul#rate_problems_list").hide(); 			   
	$("ul#functions_list").hide(); 			   
	$("ul#coordinates_list").hide(); 			   
	*/
	$("ul#triangles_list").hide(); 			   
	/*
	$("ul#angles_list").hide(); 			   
	$("ul#triangles_list").hide(); 			   
	$("ul#polygons_list").hide(); 			   
	$("ul#circles_list").hide(); 			   
	$("ul#measurements_list").hide(); 			   
	*/
	$("ul#quadrilaterals_list").hide(); 			   
	/*
	$("ul#statistics_list").hide(); 			   
	$("ul#counting_list").hide(); 			   
	$("ul#probability_list").hide(); 			   
	*/
	$("ul#polygons_list").hide(); 
	$("ul#circles_list").hide(); 
	$("ul#coordinate_geometry_list").hide(); 
	$("ul#measurement_formulas_list").hide();
	
	
	
	$("#points_lines_link").click(function(){
		$("ul#points_lines_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#lines_segments_rays_link").click(function(){
		$("ul#lines_segments_rays_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#angles_link").click(function(){
		$("ul#angles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#measure_of_angles_link").click(function(){
		$("ul#measure_of_angles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#types_of_angles_link").click(function(){
		$("ul#types_of_angles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#angle_pairs_link").click(function(){
		$("ul#angle_pairs_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#parallel_lines_link").click(function(){
		$("ul#parallel_lines_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#triangles_link").click(function(){
		$("ul#triangles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#triangles_properties_link").click(function(){
		$("ul#triangles_properties_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#isosceles_triangles_link").click(function(){
		$("ul#isosceles_triangles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#equilateral_triangles_link").click(function(){
		$("ul#equilateral_triangles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#right_triangles_link").click(function(){
		$("ul#right_triangles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#similar_triangles_link").click(function(){
		$("ul#similar_triangles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#quadrilaterals_link").click(function(){
		$("ul#quadrilaterals_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#trapezoid_link").click(function(){
		$("ul#trapezoid_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#parallelogram_link").click(function(){
		$("ul#parallelogram_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#rhombus_link").click(function(){
		$("ul#rhombus_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#rectangle_link").click(function(){
		$("ul#rectangle_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#square_link").click(function(){
		$("ul#square_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#polygons_link").click(function(){
		$("ul#polygons_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#polygons_properties_link").click(function(){
		$("ul#polygons_properties_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#classifying_polygons_link").click(function(){
		$("ul#classifying_polygons_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#special_polygons_link").click(function(){
		$("ul#special_polygons_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#circles_link").click(function(){
		$("ul#circles_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#circles_properties_link").click(function(){
		$("ul#circles_properties_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#arcs_link").click(function(){
		$("ul#arcs_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#chords_link").click(function(){
		$("ul#chords_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#secants_tangents_link").click(function(){
		$("ul#secants_tangents_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#circles_polygons_link").click(function(){
		$("ul#circles_polygons_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#coordinate_geometry_link").click(function(){
		$("ul#coordinate_geometry_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#line_equation_link").click(function(){
		$("ul#line_equation_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#reflections_link").click(function(){
		$("ul#reflections_list").slideToggle("slow");
		return false;
	});//end of .click callback
	$("#measurement_formulas_link").click(function(){
		$("ul#measurement_formulas_list").slideToggle("slow");
		return false;
	});//end of .click callback

 var script_url = (document.location.protocol == 'https:' ? "https:" : "http:") + '//static.olark.com/js/wc.js';
    	    // use jQuery's getScript to get the script url, and on success, initialize
    	    jQuery.getScript(script_url, function(){
    	            wc_init(); // this runs on successful script get.
    	        }
    	    );
    	    t =setTimeout("custom_init()",100); 
	
});//end of .ready callback