Hi Guys Here is my php file that i execute through crontab setting <?php include "register_globals.php"; $sql_user='chandhs'; // user mysql $sql_password='gnome007'; // password mysql 4 user $blas=curl_init(); $db=mysql_connect('localhost',$sql_user,$sql_password); mysql_select_db("blast",$db); $rez=mysql_query("SELECT s_time,s_query_last,s_cdate,u_mail FROM search, users WHERE s_user=u _id"); while(list($response_time,$my_query,$cdate,$mail_respons_addr)=mysql_fetch_row($rez)){ # $file_mail_respons = fopen('/tmp/.mailrespons.txt', 'w'); $file_mail_respons = fopen('mailrespons.txt', 'w'); $flag=false; if($my_query!=''){ switch($response_time){ case '0': break; case '1':$flag=true; break; case '2': if(date('w')==='1'){ $flag=true; } break; case '3': if(date('d')==='01'){ $flag=true; } break; } } if($flag){ $blas=curl_init(); # curl_setopt($blas,CURLOPT_URL,"http://www.ncbi.nlm.nih.gov/blast/Blast.cgi"); # curl_setopt($blas,CURLOPT_POSTFIELDS,trim($my_guery_h)); curl_setopt($blas,CURLOPT_URL,"http://www.ncbi.nlm.nih.gov/blast/Blast.cgi"); curl_setopt($blas,CURLOPT_POSTFIELDS,$my_query); curl_setopt($blas,CURLOPT_FILE,$file_mail_respons); curl_exec($blas); curl_close($blas); fclose($file_mail_respons); $file_mail_respons = fopen('mailrespons.txt', 'r'); # $file_mail_respons = fopen('/tmp/.mailrespons.txt', 'r'); $mail_respons_text = fread($file_mail_respons,100000); fclose($file_mail_respons); #$temp=$mail_respons_text; $temp_response=str_replace("<form action=\"Blast.cgi\"","<form action=\"http://www.ncbi.nlm.n ih.gov/blast/Blast.cgi\"",$mail_respons_text); # echo $mail_respons_addr."<br>".$mail_respons_text."<br>",$my_query,"<br>"; # Mail($mail_respons_addr,"",$mail_respons_text); Mail($mail_respons_addr,"",$temp_response); #echo $temp_response; } } mysql_close($db); exit; ?> My problem is that in my site when i choose this file to run daily, i get results in my email around 60 in a day same email. Why doesnt it send me just one email instead of sending 60 at a time? My crontab setting for running this file is : * 0 * * * /home/chandhs/blast_site/myblast4cron.php Pls help. ???