<script language="JavaScript"> <!-- Begin function AddDays(form) { DaysToAdd=document.form.DaysToAdd.value; var now=new Date(); var newdate=new Date(); var newtimems=newdate.getTime()+(DaysToAdd*24*60*60*1000); newdate.setTime(newtimems); document.form.display.value=newdate.toLocaleString(); } // End --> </script> <form name="form"> <p align="center"><input type="text" size="5" name="DaysToAdd" value="10"> <input type="button" value="dagen vanaf nu, dan is het..." onclick="AddDays(this.form)"> <input type="text" size="35" name="display"> </p> </form>