n class="p">{</span><span class="s1">&#39;&gt;400*300&#39;</span><span class="p">:</span><span class="s1">&#39;isz:lt,islt:qsvga&#39;</span><span class="p">,</span><span class="s1">&#39;&gt;640*480&#39;</span><span class="p">:</span><span class="s1">&#39;isz:lt,islt:vga&#39;</span><span class="p">,</span><span class="s1">&#39;&gt;800*600&#39;</span><span class="p">:</span><span class="s1">&#39;isz:lt,islt:svga&#39;</span><span class="p">,</span>
              <span class="s1">&#39;&gt;1024*768&#39;</span><s