<?php
set_time_limit(0);
$prescription = trim($_GET['q']);
$id = intval(base64_decode($_GET['id']));

$r_num = 0; //结果个数
$lan = 1; //首页分列
$pf = "";
$pf_l = "";
if($prescription!=""){
    $dreamdb=file("date/njjzw.dat");//读取库
    $count=count($dreamdb);//计算行数

    for($i=0; $i<$count; $i++) {
        $keyword=explode(" ",$prescription);//拆分关键字
        $dreamcount=count($keyword);//关键字个数
        for ($ai=0; $ai<$dreamcount; $ai++) {
            @eval("\$found = eregi(\"$keyword[$ai]\",\"$dreamdb[$i]\");"); //按行查询
            if(($found)){
                $detail=explode("\t",$dreamdb[$i]);//按tab
                if(fmod($r_num,$lan)==0) $pf_l .= "<tr>";
                $pf_l .= '<td width="'.(100/$lan).'%"><img src="/img/dot.gif" />';
                $pf_l .= '<a href="'.base64_encode(($i+1)).'.html">'.$detail[0].'</a></br></td>';
                if(fmod($r_num,$lan)+1==$lan) $pf_l .= "</tr>";
                $r_num++;
                break;
            }
        }
    }
    $pf_l = '<div class="zt"><b><a href="./">脑筋急转弯大全</a>：找到 <a href="./?q='.urlencode($prescription).'"><font color="#c60a00">'.$prescription.'</font></a> 的相关'.$r_num.'个</b></div><div class="wenzi"><table cellpadding="5" cellspacing="10" width="100%">'.$pf_l.'</table>　</p></div> <!--内容结束--> ';
}elseif($id>0){
    $dreamdb=file("date/njjzw.dat");//读取库
    $count=count($dreamdb);//计算行数

    $detail=explode("\t",$dreamdb[$id-1]);
    $pf = '<div class="zt"><b><a href="./">脑筋急转弯大全</a> /脑筋急转弯问题</b><td align="right">';
    $pf .= '</td></tr><tr></div><div class="wenzi"><table cellpadding="5" cellspacing="10" width="100%"><tr><td colspan="3"><h3>
<P class="f14 l200">脑筋急转弯：'.$detail[0].'<SPAN class=hidden>http://www.vipcha.net/naojinjizhuanwan/Mjcx.html</SPAN></P>
<P id=midir class="f14 hidden">答案：'.$detail[1].'</P>
<P id=midi class=f14><A class=f14 onclick="document.getElementById("midi").innerHTML = document.getElementById("midir").innerHTML;" 
href="javascript:void(0)">查看答案</A></P>
</h3></td></tr><tr>
</tr></tr></table></div>';
}else{
    $dreamdb=file("date/njjzw.dat");//读取库
    $count=count($dreamdb);//计算行数
    $pfl = rand(0,intval($count/30));
    for($i=$pfl*30; $i<$pfl*30+30; $i++) {
        if($i>=$count-1) break;
        $detail=explode("\t",$dreamdb[$i]);
        if(fmod($r_num,$lan)==0) $pf_l .= "<tr>";
        $pf_l .= '<td width="'.(100/$lan).'%"><img src="/img/dot.gif" />';
        $pf_l .= '<a href="'.base64_encode(($i+1)).'.html">'.$detail[0].'</a></br></td>';
        if(fmod($r_num,$lan)+1==$lan) $pf_l .= "</tr>";
        $r_num++;
    }
    $pf_l = '<div class="zt"><b>推荐脑筋急转弯大全'.$r_num.'个</b></div><div class="wenzi"><table cellpadding="5" cellspacing="10" width="100%">'.$pf_l.'</table>　</p></div>&l