function checkField(fname)
	{
    	var elem = $("#" + fname);

    	if (elem.val() == "")
    	{
    		$("#" + fname).addClass("rb");
    		$("#" + fname).focus();
    		return false;
    	}
    	else
    	{
            $("#" + fname).removeClass("rb");
    		return true;
    	}
	}

	function checkCompareField(fname, fname2)
	{
    	var elem = $("#" + fname);
        var elem2 = $("#" + fname2);

    	if (elem.val() == "" || elem2.val() == "" || elem.val() != elem2.val())
    	{
    		$("#" + fname).addClass("rb");
    		$("#" + fname2).addClass("rb");
    		$("#" + fname).focus();
    		return false;
    	}
    	else
    	{
            $("#" + fname).removeClass("rb");
            $("#" + fname2).removeClass("rb");
    		return true;
    	}
	}


	function getBrowserInfo()
	{
	 var t,v = undefined;
	 if (window.opera) t = 'Opera';
	 else if (document.all) {
	  t = 'IE';
	  var nv = navigator.appVersion;
	  var s = nv.indexOf('MSIE')+5;
	  v = nv.substring(s,s+1);
	 }
	 else if (navigator.appName) t = 'Netscape';
	 return {type:t,version:v};
	}

	function bookmark(a)
	{
	 var url = window.document.location;
	 var title = window.document.title;
	 var b = getBrowserInfo();
	 if (b.type == 'IE' && 7 > b.version && b.version >= 4) window.external.AddFavorite(url,title);
	 else if (b.type == 'Opera') {
	  a.href = url;
	  a.rel = "sidebar";
	  a.title = url+','+title;
	  return true;
	 }
	 else if (b.type == "Netscape") window.sidebar.addPanel(title,url,"");
	 else alert("Нажмите CTRL-D, чтобы добавить страницу в закладки.");
	 return false;
	}