function sysSubStr($String,$Length,$Append = false){

if (strlen($String) <= $Length )
{
return $String;
}else{
$I = 0;
while ($I < $Length)
{
$StringTMP = substr($String,$I,1);
if ( ord($StringTMP) >=224 )
{
$StringTMP = substr($String,$I,3);
$I = $I + 3;
}elseif( ord($StringTMP) >=192 ){
$StringTMP = substr($String,$I,2);
$I = $I + 2;
}else{$I = $I + 1;}
$StringLast[] = $StringTMP;
}
$StringLast = implode(“”,$StringLast);
if($Append){$StringLast .= “…”;}
return $StringLast;
}
}