</span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.cls </span><span class="jsdoc-syntax">&& </span><span class="jsdoc-var">this.cls.length</span><span class="jsdoc-syntax">) {
</span><span class="jsdoc-var">Roo.get</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">document.body</span><span class="jsdoc-syntax">)</span><span class="jsdoc-var">.addClass</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.cls</span><span class="jsdoc-syntax">);
}
};
</span><span class="jsdoc-var">Roo.extend</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.bootstrap.Body</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.bootstrap.Component</span><span class="jsdoc-syntax">, {
</span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.cls </span><span class="jsdoc-syntax">&& </span><span class="jsdoc-var">this.cls.length</span><span class="jsdoc-syntax">) {
</span><span class="jsdoc-var">Roo.get</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">document.body</span><span class="jsdoc-syntax">)</span><span class="jsdoc-var">.addClass</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.cls</span><span class="jsdoc-syntax">);
}
};
</span><span class="jsdoc-var">Roo.extend</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.bootstrap.Body</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.bootstrap.Component</span><span class="jsdoc-syntax">, {