//var plus_gif  = new Image();
//var minus_gif = new Image();
//plus_gif.src  = "/i/ico-plus.gif";
//minus_gif.src = "/i/ico-minus.gif";

function toggle(obj) {

  if (obj.style.display == "none") {
    obj.style.display = "";
//    i.src = minus_gif.src;
  } else {
    obj.style.display = "none";
//    i.src = plus_gif.src;
  }
}


function getexpirydate(nodays) {
var UTCstring;
Today = new Date();
nomilli=Date.parse(Today);
Today.setTime(nomilli+nodays*24*60*60*1000);
UTCstring = Today.toUTCString();
return UTCstring;
}

function getcookie(cookiename) {
 var cookiestring=""+document.cookie;
 var index1=cookiestring.indexOf(cookiename);
 if (index1==-1 || cookiename=="") return ""; 
 var index2=cookiestring.indexOf(';',index1);
 if (index2==-1) index2=cookiestring.length; 
 return unescape(cookiestring.substring(index1+cookiename.length+1,index2));
}

// duration in DAYS
function setcookie(name,value,duration, path){
cookiestring=name+"="+escape(value)+";EXPIRES="+getexpirydate(duration)+ ";PATH=" + path;
document.cookie=cookiestring;
if(!getcookie(name)){
 return false;
} else {
 return true;
}
}


// same as toggle but 
//  1. with [+], [-]
//  2. cookie('ck_name') = cookie('ck_name') +/- ck_value
//  
function toggle2(obj_id, bt_id, ck_name, ck_value, is_set_cookie) {

    var t = getcookie(ck_name);

    // alert('cookie before=' + t);
    
    var obj =  document.getElementById(obj_id);
    var bt =  document.getElementById(bt_id);    
    
    if (obj == null) return;
    
    if (obj.style.display == "none") {
        obj.style.display = "";
        bt.innerHTML = '[–]';

        if (t == '') t ='|';
        t = t + ck_value + '|';
    } else {
        obj.style.display = "none";
        bt.innerHTML = '[+]';

        var a = t.split(/\|/);
        t = '';
        for (var i=0; i < a.length; i++) { 
            if (a[i] && a[i] != ck_value) { t = t + a[i] + '|'; } 
        }
    }
    
    // alert('cookie=' + t);
    
    if (is_set_cookie) setcookie(ck_name, t, 360, '/');
}



//--------------- ToolTip ---------
window.onerror = null;
var tooltip_attr_name = "tooltip";
var tooltip_blank_text = "[new window]";
var tooltip_newline_entity = "  "; 
var tooltip_max_width = 300; 

window.onload = function(e){
	if (document.createElement) tooltip.d();
}

tooltip = {
	t: document.createElement("DIV"),
	c: null,
	g: false,
	m: function(e){
		if (tooltip.g){
			oCanvas = document.getElementsByTagName(
			(document.compatMode && document.compatMode == "CSS1Compat") ? "HTML" : "BODY"
			)[0];
			x = window.event ? event.clientX + oCanvas.scrollLeft : e.pageX;
			y = window.event ? event.clientY + oCanvas.scrollTop : e.pageY;
			tooltip.a(x, y);
		}
	},

	d: function(){
		tooltip.t.setAttribute("id", "tooltip");
		tooltip.t.style.filter = "alpha(opacity=85)"; // buggy in ie5.0
		document.body.appendChild(tooltip.t);
		a = document.all ? document.all : document.getElementsByTagName("*");
		aLength = a.length;
		for (var i = 0; i < aLength; i++){

			//if (a[i].tagName == "A" || a[i].tagName == "BUTTON" || (a[i].tagName == "INPUT" && (a[i].type == "submit" || a[i].type == "button" || a[i].type == "reset"))) a[i].onclick = self.focus;

			if (!a[i]) continue;

			tooltip_title = a[i].getAttribute("title");
			tooltip_alt = a[i].getAttribute("alt");
			tooltip_blank = a[i].getAttribute("target") && a[i].getAttribute("target") == "_blank" && tooltip_blank_text;
			if (tooltip_title || tooltip_blank){
				a[i].setAttribute(tooltip_attr_name, tooltip_blank ? (tooltip_title ? tooltip_title + " " + tooltip_blank_text : tooltip_blank_text) : tooltip_title);
				if (a[i].getAttribute(tooltip_attr_name)){
					a[i].removeAttribute("title");
					if (tooltip_alt && a[i].complete) a[i].removeAttribute("alt");
					tooltip.l(a[i], "mouseover", tooltip.s);
					tooltip.l(a[i], "mouseout", tooltip.h);
				}
			}else if (tooltip_alt && a[i].complete){
				a[i].setAttribute(tooltip_attr_name, tooltip_alt);
				if (a[i].getAttribute(tooltip_attr_name)){
					a[i].removeAttribute("alt");
					tooltip.l(a[i], "mouseover", tooltip.s);
					tooltip.l(a[i], "mouseout", tooltip.h);
				}
			}
			if (!a[i].getAttribute(tooltip_attr_name) && tooltip_blank){
				//
			}
		}
		document.onmousemove = tooltip.m;
		window.onscroll = tooltip.h;
		tooltip.a(-99, -99);
	},

	s: function(e){
		d = window.event ? window.event.srcElement : e.currentTarget;
		if (!d.getAttribute(tooltip_attr_name)) return;
		s = d.getAttribute(tooltip_attr_name);
		if (tooltip_newline_entity){
			s = s.replace(/\&/g,"&amp;");
			s = s.replace(/\</g,"&lt;");
			s = s.replace(/\>/g,"&gt;");
			s = s.replace(eval("/" + tooltip_newline_entity + "/g"), "<br />");
			tooltip.t.innerHTML = s;
		}else{
			if (tooltip.t.firstChild) tooltip.t.removeChild(tooltip.t.firstChild);
			tooltip.t.appendChild(document.createTextNode(s));
			//tooltip.t.innerText = s;
		}
		tooltip.c = setTimeout("tooltip.t.style.visibility = 'visible';", 500);
		tooltip.g = true;
	},

	h: function(e){
		tooltip.t.style.visibility = "hidden";
		if (!tooltip_newline_entity && tooltip.t.firstChild) tooltip.t.removeChild(tooltip.t.firstChild);
		clearTimeout(tooltip.c);
		tooltip.g = false;
		tooltip.a(-99, -99);
	},

	l: function(o, e, a){
		if (o.addEventListener) o.addEventListener(e, a, false); // was true--Opera7b workaround!
		else if (o.attachEvent) o.attachEvent("on" + e, a);
			else return null;
	},

	a: function(x, y){
		oCanvas = document.getElementsByTagName(
		(document.compatMode && document.compatMode == "CSS1Compat") ? "HTML" : "BODY"
		)[0];

		w_width = window.innerWidth ? window.innerWidth + window.pageXOffset : oCanvas.clientWidth + oCanvas.scrollLeft;
		w_height = window.innerHeight ? window.innerHeight + window.pageYOffset : oCanvas.clientHeight + oCanvas.scrollTop;

		tooltip.t.style.width = "auto";

		t_width = window.event ? tooltip.t.clientWidth : tooltip.t.offsetWidth;
		t_height = window.event ? tooltip.t.clientHeight : tooltip.t.offsetHeight;

		if ((tooltip_max_width) && (t_width > tooltip_max_width)){
			tooltip.t.style.width = tooltip_max_width + "px";
			t_width = window.event ? tooltip.t.clientWidth : tooltip.t.offsetWidth;
		}

		t_extra_width = 7; // CSS padding + borderWidth;
		t_extra_height = 5; // CSS padding + borderWidth;

		tooltip.t.style.left = x + 8 + "px";
		tooltip.t.style.top = y + 8 + "px";

		while (x + t_width + t_extra_width > w_width){
			--x;
			tooltip.t.style.left = x + "px";
			t_width = window.event ? tooltip.t.clientWidth : tooltip.t.offsetWidth;
		}

		while (y + t_height + t_extra_height > w_height){
			--y;
			tooltip.t.style.top = y + "px";
			t_height = window.event ? tooltip.t.clientHeight : tooltip.t.offsetHeight;
		}
	}
}

function go (t) {
    var url = 'http://' + t;
    window.open(url, '_blank');
}