function frm_chk(){
	if(document.frm1.message.value == ""){
			alert("Please fill message box.");
			document.frm1.message.focus();
			return false;
		}
	else if(document.frm1.email.value.indexOf('@')==-1 || document.frm1.email.value.indexOf('.')==-1){
			alert("Please enter valid e-mail address.");
			document.frm1.email.focus();
			return false;
		}
	else
	{
      alert("Message sent, thank you. ");
	return true;
      }
    }