function email1(email) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;

   var address = email.value;

   if(reg.test(address) == false) {
      alert('Invalid Email Address');
	  email.focus();
      return false;
   }
   else 
   return true;
}
function phone1(p) {

   var reg =/^\d{10}$/;

   var address = p.value;
   if(p.value.search(reg) == -1) {
      alert('Invalid Phone');
	  p.value="";
	  p.focus();
      return false;
   }
   else 
   return true;
}
function valid(){
var form=document.form;
if(form.firstname.value=="")
{
alert("First Name is Empty");
form.firstname.focus();
return false;
}
else if(form.lastname.value=="")
{
alert("Last Name is Empty");
form.lastname.focus();
return false;
}
else if(form.phone.value=="")
{
alert("Phone is Empty");
form.phone.focus();
return false;
}
else if(form.city.value=="")
{
alert("City is Empty");
form.city.focus();
return false;
}
else if(form.state.value=="")
{
alert("state is Empty");
form.state.focus();
return false;
}

else if(form.email.value=="")
{
alert("Email is Empty");
form.email.focus();
return false;
}
else if(form.comments.value=="")
{
alert("Comment is Empty");
form.comments.focus();
return false;
}
else  return true;
}