function mail(username, domain, subject, caption){
	var prefix = 'ma' + 'il' + 'to';
	var path = 'hr' + 'ef' + '=';
	var addy = username + '@' + domain;
	
	sbj = '';
	if (subject != undefined) sbj = '?Subject='+escape(subject);
	if (caption == undefined) caption = addy;
	var s = '<a ' + path + '\'' + prefix + ':' + addy + sbj + '\'>' + caption + '</a>';

//	alert(s);
	document.write(s);	  
  }
  
  function klawisz(e){
	var keynum = -1;
	if(window.event) keynum = e.keyCode
	else if(e.which) keynum = e.which;
	
	return keynum;
  }
  
  function loginCheck(login){
  	var el = document.getElementById('loader');
	if (el) {
		el.style.display = 'block';
	}
	xajax_checkLogin(login)
  }