设置discuz默认搜索分类 <form id="scform" method="post" autocomplete="off" onSubmit="searchFocus($('srchtxt'))" action="$_G[siteurl]search.php?searchsubmit=yes" target="_blank"> <input type="hidden" name="formhash" value="{FORMHASH}" /> <input type="hidden" name="srchtype" value="title" /> <input type="hidden" name="srhfid" value="$_G[fid]" /> <input type="hidden" name="mod" value="forum"> <input type="text" class="km6961" name="srchtxt" id="srchtxt" onblur="if (value ==''){value='搜索其实很简单 ^_^'}" onFocus="if (value =='搜索其实很简单 ^_^'){value =''}" value="搜索其实很简单 ^_^"><input type="submit" name="searchsubmit" class="km2040" value=" "> </form> 复制代码 修改mod的value值为你需要默认的搜索类 <form id="scform" method="post" autocomplete="off" onSubmit="searchFocus($('srchtxt'))" action="$_G[siteurl]search.php?searchsubmit=yes" target="_blank"> <input type="hidden" name="formhash" value="{FORMHASH}" /> <input type="hidden" name="srchtype" value="title" /> <input type="hidden" name="srhfid" value="$_G[fid]" /> <input type="hidden" name="mod" value="forum"> <!--这里的form就是默认检索帖子--> <input type="text" class="km6961" name="srchtxt" id="srchtxt" onblur="if (value ==''){value='搜索其实很简单 ^_^'}" onFocus="if (value =='搜索其实很简单 ^_^'){value =''}" value="搜索其实很简单 ^_^"><input type="submit" name="searchsubmit" class="km2040" value=" "> </form> 复制代码