function forgotValidate(frm){

    if(frm.email.value=="") {
        alert("You cannot leave email field empty.");
        frm.email.focus();
        return false; 
    }
    txt1=frm.email.value;
    if (txt1.indexOf("@")== -1) {
        alert("This email address seems wrong. Please check the prefix and '@' sign.");
        frm.email.focus();
        return false;
    }        
    return true;
}