$(document).ready(function()
{
$("#id_img").click(function(e)
{
	for(i=0;i<336;i++)
	{
	document.getElementById("id_class").style.visibility="hidden";
	document.getElementById("button"+i).style.visibility="hidden";
	}
})
})
                            

$("#id_img").click(function(e)
{
$('.class_button').hide();
})