><p>To avoid the default style for a cell, add a leading semicolon to the style definition, eg.</p><blockquote><pre class="prettyprint">;shadow=1</pre></blockquote><h4 class=CHeading>Removing keys</h4><p>For removing a key in a cell style of the form [stylename;|key=value;] the special value none can be used, eg. highlight;fillColor=none</p><p>See also the helper methods in mxUtils to modify strings of this format, namely <a href="../util/mxUtils-js.html#mxUtils.setStyle" class=LFunction id=link14 onMouseOv