function sphtmltext($str)
{
$str = preg_replace("/<sty(.*)\\/style>|<scr(.*)\\/script>|<!--(.*)-->/isU","",$str);
$alltext = "";
$start = 1;
for($i=0;$i<strlen($str);$i++)
{
if($start==0 && $str[$i]==">")
{
$start = 1;
}
else if($start==1)
{
if($str[$i]=="<")
{
$start = 0;
$alltext .= " ";
}
else if(ord($str[$i])>31)
{
$alltext .= $str[$i];
}
}
}
$alltext = str_replace(" "," ",$alltext);
$alltext = preg_replace("/&([^;&]*)(;|&)/","",$alltext);
$alltext = preg_replace("/[ ]+/s"," ",$alltext);
return $alltext;
}