function check_contact()
{
  var cname = document.frm_contact.cname.value;
  var name = document.frm_contact.name.value;
  var phone = document.frm_contact.phone.value;
  var email = document.frm_contact.email.value;
  var req = document.frm_contact.req.value;

  if(cname=='')
  {
    alert("Please enter company name!");
	document.frm_contact.cname.focus();
    return false;
  }
  if(name=='')
  {
    alert("Please enter name!");
	document.frm_contact.name.focus();
    return false;
  }
  
  if(phone=='')
  {
    alert("Please enter Phone Number!");
	document.frm_contact.phone.focus();
    return false;
  } 
  if(email=='')
  {
    alert("Please enter E-mail Id!");
	document.frm_contact.email.focus();
    return false;
  } 
  if(req=='')
  {
    alert("Please enter your requirements!");
	document.frm_contact.req.focus();
    return false;
  }
  
   return true;
}