Hello all, i try to make an absence , everybody at the morning must click start button and will be insert into database date time, at the end of day must click stop. when we click start it will be insert date time, and i using adodb for database process in php. problem : sometimes when i click start, data insert double into database. any body know about queue in database ? --------------------------------- Be a better Globetrotter. Get better travel answers from someone who knows. Yahoo! Answers - Check it out. [Non-text portions of this message have been removed]