function validateMail(){
	if(!document.mailform.mail.value.match(/\b(^(\S+@).+((\.com)|(\.net)|(\.edu)|(\.mil)|(\.gov)|(\.org)|(\..{2,2}))$)\b/gi)){
        window.alert("Please fill in your valid e-mail address!");
		document.mailform.mail.focus();
        return false;
    }
	
    if(document.mailform.name.value==""){
        window.alert("Please fill in your name!");
		document.mailform.name.focus();
        return false;
    }
	
	 if(document.mailform.subject.value==""){
        window.alert("Please give a short description about your message in the subject field!");
		document.mailform.subject.focus();
        return false;
    }

	 if(document.mailform.msg.value==""){
        window.alert("Please write your message first!");
		document.mailform.msg.focus();
        return false;
    }
    return ;
}