// JavaScript Document

function check()
{
 if(document.getElementById('name').value=='')
 {
   alert('Please enter your name');
   return false;
 }
 
 if(document.getElementById('country').value=='')
 {
   alert('Please enter country name');
   return false;
 }
 
 if(document.getElementById('email').value=='')
 {
   alert('Please enter email');
   return false;
 }
 else if(document.getElementById('email').value!="")
 {
  re = /^(([a-z\._\-0-9])+\@([a-z\._\-0-9])+\.([a-z])+)?$/i;
  if(!re.test(document.getElementById('email').value))
  {
	alert('Please enter correct email');
    return false;;
  }
 }
 
 if(document.getElementById('query').value=='')
 {
   alert('Please enter query');
   return false;
 }

}