function showuserdata(cont_id,naam,adres,telefoon,bedrijf)
{
	document.open ("text/html");
	var result="<body><LINK href=authorize.css type=text/css rel=stylesheet>";
	result+='<br>Id is: ';
	result+=cont_id;
    result+='<br>Naam is: ';
	result+=naam;
	result+='<br>Adres is: ';
	result+=adres;
 	result+='<br>Tel is: ';
	result+=telefoon;
	result+='<br>Bedrijf is: ';
	result+=bedrijf;
	result+="</body>";
	document.write (result)
	document.close();
}




function checkadduser()
{
if (document.adduser.address.value!="")
document.adduser.address1.value=document.adduser.address.value;
if (document.adduser.fax.value!="")
document.adduser.fax1.value=document.adduser.fax.value;
if (document.adduser.tel.value!="")
document.adduser.tel1.value=document.adduser.tel.value;
if (document.adduser.site.value!="")
document.adduser.site1.value=document.adduser.site.value;



if (document.adduser.username.value=="" && document.adduser.password.value=="" && document.adduser.email.value=="")
  {
alert("You write nothing !");
document.adduser.username.focus();
return false;
  }
else if (document.adduser.username.value=="" )
  {
alert("Login name is absent !");
document.adduser.username.focus();
return false;
  }

else if (document.adduser.password.value=="" )
  {
alert("Password is absent !");
document.adduser.password.focus();
return false;
  }
else if (document.adduser.password.valueindexOf ('" "')==1 )
  {
alert("Password is incorrect !");
document.adduser.password.focus();
return false;
  }

if (document.adduser.email.value=="" || document.adduser.email.value.indexOf ('@')==-1 || document.adduser.email.value.indexOf ('.')==-1 )
  {
alert("Email is incorrect or absent");
document.adduser.email.focus();
return false;
  }

else
return true;
}

 function checkcontact()
{
if (document.add_contact.naam_cl.value==" " )
  {
alert("Voer Naam in!");
document.add_contact.naam_cl.focus();
return false;
  }

if (document.add_contact.telefoon_cl.value=="" )
  {
alert("Voer telefoonnummer in. !");
document.add_contact.telefoon_cl.focus();
return false;
  }
if (document.add_contact.telefoon_cl.value )
  {
var _tel=document.add_contact.telefoon_cl.value;
   for (var i=0;i<_tel.length;i++){
        var tel=_tel.substring(i,i+1);
     if(tel < "0"||"9"< tel){
        alert("\n Dit vak accepteert alleen CIJFERS.\n\n"+
        "Voer telefoonnummer correct in.");
        document.add_contact.telefoon_cl.select();
        document.add_contact.telefoon_cl.focus();
        return false;
     } var eerste_cijf=_tel.substring(0,1);
     if(eerste_cijf!="0"){
        alert("\n Eerste CIJFER moet 0 zijn.\n\n"+
        "Voer telefoonnummer correct in.");
        document.add_contact.telefoon_cl.select();
        document.add_contact.telefoon_cl.focus();
        return false;
    }
 }
 if(_tel.length!=10){
        alert("\n Dit vak accepteert alleen 10 CIJFERS.\n\n"+
        "Voer telefoonnummer correct in!");
        document.gegevens.telefoon.select();
        document.gegevens.telefoon.focus();
        return false;
 }
}	

if (document.add_contact.email_cl.value=="" || document.add_contact.email_cl.value.indexOf ('@')==-1 || document.add_contact.email_cl.value.indexOf ('.')==-1 )
  {
alert("Voer emailadres correct in!");
document.add_contact.email_cl.focus();
return false;
  }

else return true;
}

function checkformuser()
{
if (document.formuser.username.value==""){
alert("Login is absent !You write nothing !");
document.formuser.username.focus();
return false;
  }
  if (document.formuser.username.value.indexOf('""')==1){
alert("Login is incorrect !You write nothing !");
document.formuser.username.focus();
return false;
  }
if (document.formuser.password.value==""){
alert("Password is absent !!!");
document.formuser.password.focus();
return false;
  }
 if (document.formuser.password.value.indexOf('""')==1){
alert("Password is incorrect !!!");
document.formuser.password.focus();
return false;
  }

else return true;
}
