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用ＰＨＰ和ＡＣＣＥＳＳ写聊天室(三)

日期：2012-12-31　 浏览次数：20632 次

cinput.php3
如下:
<html>
<head>
<title>输入</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link rel="stylesheet" href="main.css" type="text/css">
<script language="JavaScript">
<!--
function NameGotFocus( ) {
        document.frmInput.txtSend.focus();
}

function CheckValid() {
    document.frmInput.sEmotion.value=top.emotion.frmEmotion.selEmotion.value;
    document.frmInput.sColor.value=top.emotion.frmEmotion.selColor.value;
    if (document.frmInput.txtSend.value == "") {
        document.frmInput.txtSend.focus();
        return false;
    }
    return true;
}

//-->
</script>
<link rel="stylesheet" href="main.css" type="text/css">
</head>
<body >
<?php
function suiji($max){
    srand((double)microtime()*1000000);
    $x=rand();
    $y=getrandmax();
    $r=$x/$y*($max-1);
    $r=round($r++);
    return $r;
}

function StrOccurs($sStr, $sFind){
    $sTemp=$sStr;
    $iLen=strlen($sFind);
    $iCount=0;
    while (true){
        if (strstr($sTemp, $sFind))
            break;
        else{
            $sTemp = substr($sTemp,strpos($sTemp,$sFind)+$iLen);
            $iCount++;
        }
    }
    return $iCount;
}

function StrDupl($sStr, $iCnt){
    $ret="";
    for($i=1;$i<=$iCnt;$i++)
        $ret.=$sStr;
    return $ret;
}

function DelQuot($sStr){
    $s=str_replace(chr(124),"¦",$sStr);
    $s=str_replace(chr(39),"´",$s);
    $s=str_replace(chr(34),""",$s);
    return $s;
}

function DelTag($sStr){
    $bNeed="False";
    $sOther=strtoupper($sStr);
    if ($bNeed!="True" || !strstr($sOther,"<TABLE")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"</TABLE")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"<SCRIPT")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"</SCRIPT")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"<BODY")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"</BODY")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"<HTML")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"</HTML")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"<HEAD")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"</HEAD")) $bNeed="True";
    if ($bNeed!="True" || !strstr($sOther,"<FORM")) $bN

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