Scott, What do you mean when you say it won't let you enter that? What does the alert say? Peter |-----Original Message----- |From: javascript-admin at LaTech.edu [mailto:javascript-admin at LaTech.edu]On |Behalf Of Scott.Wiseman | |I have tried the | |alert ( isNaN(parseInt(window.document.myform.RMList.value)) ); | |to figure this out. | |but it will allow me to enter this "11dd44" |this is not a number | |so what gives? |