////code de test de validité des infos

function ctrlsupForm(formul){
if (formul.name.value.length==0 || formul.company.value.length==0)
        {
        alert("your name and organization are necessary");
        formul.name.focus();
        formul.name.select();
        return;
        }
if (formul.email_addr.value.length==0 )
        {
        alert("your email is necessary");
        formul.email_addr.focus();
        formul.email_addr.select();
        return;
        }
if (formul.tel.value.length==0){
        alert("your tel is necessary");
        formul.tel.focus();
        formul.tel.select();
        return;
        }
if (formul.fax.value.length==0){
        alert("your fax is necessary");
        formul.fax.focus();
        formul.fax.select();
        return;
        }

if(formul.softName.options[formul.softName.selectedIndex].text=="")
   {
   incorrect();
   formul.softName.focus();
   return;
   }
if (formul.licence.value.length==0) {
        incorrect();
        formul.licence.focus();
        formul.licence.select();
        return;
        }
if (formul.version.value.length==0) {
        incorrect();
        formul.version.focus();
        formul.version.select();
        return;
        }
if(formul.system.options[formul.system.selectedIndex].text==""){
        incorrect();
        formul.system.focus();
        formul.system.select();
        return;
        }
/* champ supprimé
if(formul.ram.options[formul.ram.selectedIndex].text=="")
   {
   incorrect();
   formul.ram.focus();
   return;
   }
*/
if(formul.softMode.options[formul.softMode.selectedIndex].text=="")
   {
   incorrect();
   formul.softMode.focus();
   return;
   }
if(!syntaxeMail(formul.email_addr.value)){
        alert("your email is not correct, check it, please");
        formul.email_addr.focus();
        formul.email_addr.select();
        return;
        }
if(formul.attached_file.value!="")formul.attached_filename.value=formul.attached_file.value;




formul.submit(); //le code php assure la construction de la page
}