function chk_frm(){
	if(document.orfrm.email.value == ""){
		alert("Please Enter E-Mail");
		document.orfrm.email.focus();
		return false;
	}
	else if(document.orfrm.email.value.indexOf('@')==-1 || document.orfrm.email.value.indexOf('.')==-1){
		alert("Please enter valid E-Mail address.");
		document.orfrm.email.focus();
		return false;
	}
	else
	{
		return true;
	}
}