function valida(){
var f = document.Mainform;
var ok = 0;

if(f.cod.value == "")
{alert("Inserisca il codice")
f.cod.focus(); 
return false;}

if((f.cod.value.length < 6) || (f.cod.value.length > 6) )
{alert("Attenzione: Codice cliente errato");
f.cod.focus(); 
return false;}

if(f.ragsoc.value == "")
{alert("Inserisca la Ragione Sociale")
f.ragsoc.focus(); 
return false;}

if(f.eMail.value == "")
{alert("Inserisci l'eMail!")
f.eMail.focus(); 
return false;}

if(f.eMail.value.indexOf("@")< 0 ||  f.eMail.value.indexOf(".")< 0)
{alert("eMail errata controllare!")
f.eMail.focus(); 
return false;}

if(f.eMail.value != "")
{
 string  = f.eMail.value;
 string  = string.toLowerCase();
 string1 = string.substring(string.indexOf('@')+1); 

if ( (string1.indexOf("esprinet")!=-1) || (string1.indexOf("opengate")!=-1) || (string1.indexOf("datamatic")!=-1)|| (string1.indexOf("ingram")!=-1) || (string1.indexOf("deltasrl")!=-1) || (string1.indexOf("jsoft")!=-1) || (string1.indexOf("cdcpoint")!=-1) || (string1.indexOf("computerdiscount")!=-1) || (string1.indexOf("leader")!=-1) || (string1.indexOf("raphael")!=-1) || (string1.indexOf("atd")!=-1) || (string1.indexOf("COMPUTERNESSOS")!=-1) || (string1.indexOf("computergross")!=-1) || (string1.indexOf("bellmicro")!=-1) || (string1.indexOf("LEADERSPA")!=-1) || (string1.indexOf("cdc.it")!=-1) || (string1.indexOf("mum.it")!=-1) || (string1.indexOf("comprel.it")!=-1) || (string1.indexOf("cgnet.it")!=-1)  || (string1.indexOf("wangate.com")!=-1) || (string1.indexOf("jpsoft.it")!=-1) || (string1.indexOf("attiva.com")!=-1) || (string1.indexOf("magirus.com")!=-1) ) 


{
 alert("Attenzione: Indirizzo eMail non Valido!.");
 f.eMail.focus();
 return false;
}
}




var ok=0;
return true;
}
 


function valida_canc(){
var f = document.Mainform;
var ok = 0;

if(f.cod.value == "")
{alert("Inserisca il codice")
f.cod.focus(); 
return false;}

if((f.cod.value.length < 6) || (f.cod.value.length > 6) )
{alert("Attenzione: Codice cliente errato");
f.cod.focus(); 
return false;}


if(f.eMail.value == "")
{alert("Inserisci l'eMail!")
f.eMail.focus(); 
return false;}

if(f.eMail.value.indexOf("@")< 0 ||  f.eMail.value.indexOf(".")< 0)
{alert("eMail errata controllare!")
f.eMail.focus(); 
return false;}

if(f.eMail.value != "")
{
 string  = f.eMail.value;
 string  = string.toLowerCase();
 string1 = string.substring(string.indexOf('@')+1); 

if ( (string1.indexOf("esprinet")!=-1) || (string1.indexOf("opengate")!=-1) || (string1.indexOf("datamatic")!=-1)|| (string1.indexOf("ingram")!=-1) || (string1.indexOf("deltasrl")!=-1) || (string1.indexOf("jsoft")!=-1) || (string1.indexOf("cdcpoint")!=-1) || (string1.indexOf("computerdiscount")!=-1) || (string1.indexOf("leader")!=-1) || (string1.indexOf("raphael")!=-1) || (string1.indexOf("atd")!=-1) || (string1.indexOf("COMPUTERNESSOS")!=-1) || (string1.indexOf("computergross")!=-1) || (string1.indexOf("bellmicro")!=-1) || (string1.indexOf("LEADERSPA")!=-1) || (string1.indexOf("cdc.it")!=-1) || (string1.indexOf("mum.it")!=-1) || (string1.indexOf("comprel.it")!=-1) || (string1.indexOf("cgnet.it")!=-1)  || (string1.indexOf("wangate.com")!=-1) || (string1.indexOf("jpsoft.it")!=-1) || (string1.indexOf("attiva.com")!=-1) || (string1.indexOf("magirus.com")!=-1) ) 

{
 alert("Attenzione: Indirizzo eMail non Valido!.");
 f.eMail.focus();
 return false;
}
}


var ok=0;
return true;
}