function close_modal(){$('#modalMask').fadeOut(500);$('.modal_window').fadeOut(500)}function show_modal(modal_id){$('#modalMask').css({'display':'block',opacity:0});$('#modalMask').fadeTo(500,0.8);$('#'+modal_id).fadeIn(500)}$(document).ready(function(){var window_width=$(window).width();var window_height=$(document).height();$('.modal_window').each(function(){var modal_height=$(this).outerHeight();var modal_width=$(this).outerWidth();var top=100;var left=(window_width-modal_width)/2;$(this).css({'top':top,'left':left})});$('.activate_modal').live('click',function(){var modal_id=$(this).attr('name');show_modal(modal_id)});$('.close_modal').live('click',function(){close_modal()})});