function con()
{
var str = document.form1.fullname.value;//name
var st = document.form1.fullname.value;//last name
var valid = "0123456789"
var ok = "yes";
var temp;

//name*
if (str == "") {
alert("Please enter your Full Name.")
document.form1.fullname.focus();
return false;
}
for (var i = 0; i < str.length; i++) 
{
var ch = str.substring(i, i + 1);
if (((ch < "a" || "z" < ch) && (ch < "A" || "Z" < ch)) && ch != ' ') 
{
alert("\nThe NAME field only accepts letters & spaces.\n\nPlease re-enter your Name.");
document.form1.fullname.select();
document.form1.fullname.focus();
return false;
   }
}
//fin name*

//address*

if(document.form1.address.value=="")
{alert("please enter your address");
document.form1.address.focus();
return false;
} 

//tel

//if(document.form1.tel.value=="")
//{alert("please enter your telephone number");
//document.form1.tel.focus();
//return false;
//} 

//email****
emailAddress=document.form1.mail.value;
if (document.form1.mail.value == "") {
alert("Please enter your e-mail address.")
document.form1.mail.focus();
return false; 
}
if (document.form1.mail.value.indexOf ('@',0) == -1 || 
document.form1.mail.value.indexOf ('.',0) == -1)
{
alert("\nThe E-MAIL field requires a \"@\" and a \".\"be used.\n\nPlease re-enter your e-mail address.")
document.form1.mail.select();
document.form1.mail.focus();
return false;
}
//fin email****


if(document.form1.subject.value=="")
{alert("please enter your subject");
document.form1.subject.focus();
return false;
} 

if(document.form1.comment.value=="")
{alert("please enter your comments");
document.form1.comment.focus();
return false;
}

else {
alert('Successfuly your comment has been send to us.');
return true;
      }
   }