Minimal modal window using jQuery

minimal_modal_window.js

$(function() {
   /* Modal window script in 9 lines */
   function mw_load(html) {
     mw_mask = 'background:#333;height:100%;opacity:0.33;position:fixed;top:0;left:0;width:100%;z-index:1000;';
     mw_win = 'background: white;border-radius: 5px;box-shadow: 0 1px 2px #666;left: 33%;padding: 2%;position: fixed;top: 23%;width: 33%;z-index: 1001;';
     $('head').append('<style id="mw_style">#mw_mask{'+mw_mask+'}#mw_win{'+mw_win+'}</style>');
     $('body').append('<div id="mw_mask"></div><div id="mw_win">'+html+'</div>');
     $('#mw_mask,.mw_close').unbind('click').bind('click', function() {mw_close();});
   }
   function mw_close() {
       $('#mw_win,#mw_mask,#mw_style').remove();
   }

   mw_load('<p>HTML content to be shown in the window.</p>');
});