function isblank(s)  {
	if ((s == null) || (s == "")) return true;
	for(var i=0;i<s.length;i++)  {
	   var c = s.charAt(i);		
	   if((c != ' ') && (c != '\\n') && (c != '\\t')) return false;
        }
	return true;
}

function checkit(f) {
    var msg = "";    
	var err = "";
 	if (isblank(f.Name.value)) {err += "Enter your ---NAME---.\n";} 
   	

  	
 	if (isblank(f.Comments.value)) {err += "Enter your ---MESSAGE---.\n";} 

	if(err != "")
	 { msg += "The form was NOT Submitted.\n";
           msg += "Please do the following and Re-submit\n";
           msg += "-------------------------------------------------------------------------\n";	           msg += err;
           alert(msg);
       	return(false);	}
	else { return (true); }
}