me-class_method" title="Zif.unique_name (method)">unique_name</a></span></span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>focus_check</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span><span class='rparen'>)</span>
  <span class='ivar'>@a</span> <span class='op'>=</span> <span class='int'>0</span>
  <span class='ivar'>@w</span> <span class='op'>=</span> <span class='int'>1280</span>
  <span class='ivar'>