function setCookie (name, value, expires, path, domain, secure) {
      document.cookie = name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

function getCookie(name) {
	var cookie = " " + document.cookie;
	var search = " " + name + "=";
	var setStr = null;
	var offset = 0;
	var end = 0;
	if (cookie.length > 0) {
		offset = cookie.indexOf(search);
		if (offset != -1) {
			offset += search.length;
			end = cookie.indexOf(";", offset)
			if (end == -1) {
				end = cookie.length;
			}
			setStr = unescape(cookie.substring(offset, end));
		}
	}
	return(setStr);
}

// закрываем блоки, если они закрыты в куках
function AllShowHide(crpanel)
{
	if(document.getElementById('RPanel') != null)
	  {var rightpanel = document.getElementById('RPanel').style;}

if (navigator.appName != "Microsoft Internet Explorer")
   var ShowParam="table-row"
  else
   var ShowParam="block";

	if(crpanel == "none")
		{
			rightpanel.display = "none";
		}
}

function ShowHideBlock(blockname)
  {
  var oBlock = document.getElementById(blockname);
  
  if (navigator.appName != "Microsoft Internet Explorer")
   var ShowParam="table-row"
  else
   var ShowParam="block";
   
  var myCookie = getCookie(blockname);
  
  if(myCookie == "none")
		{
                oBlock.style.display = "none";
                }
  }

function ShowHide(id)
{
// получаем имя блока на закрытие/открытие
  var oDiv = document.getElementById(id).style;

if (navigator.appName != "Microsoft Internet Explorer")
	{
		var ShowParam="table-row";
		if(id == "RPanel"){ShowParam="";}
	}
  else
	{var ShowParam="block";}

  if(oDiv.display == "none")
  	{
  		oDiv.display = ShowParam;
  	}
  else
  	{
  		oDiv.display = "none";
  	}

  	setCookie(id, oDiv.display, "Mon, 01-Jan-2020 00:00:00 GMT", "/");

}

var MyRPanel = getCookie("RPanel");


//window.onload = function(){bscal.init()}

var bscal = {
    left : 0,
    top  : 0,
    width: 0,
    height: 0,
    format: "%d.%m.%Y",

    wds  : new Array("пн","вт","ср","чт","пт","сб","вс"),
    mns  : new Array("Январь","Февраль","Март","Апрель","Май","Июнь","Июль","Август","Сентябрь","Октябрь","Ноябрь","Декабрь"),
    dim  : new Array(31,28,31,30,31,30,31,31,30,31,30,31),

    nowD : new Date().getDate(),
    nowM : new Date().getMonth()+1,
    nowY : new Date().getFullYear(),

	curD : null,
    curM : null,
    curY : null,

    minY : 2000,
    maxY : new Date().getFullYear() + 5,

    css  : document.createElement("link"),
    div  : document.createElement("div"),
    ifr  : document.createElement("iframe"),
    msel : null,
    ysel : null,
    obj  : null,
    id_to: null,
    hover: null,
	init : function()
	{

		bscal.css.rel = "stylesheet";
		bscal.css.href= "/bs_calendar.css";
		document.body.appendChild(bscal.css);
        bscal.div.id = 'bscal';
        bscal.div.innerHTML = bscal.html();
        bscal.div.style.display = "none";
        document.body.appendChild(bscal.div);
        bscal.msel = document.getElementById("bs_month");
        bscal.msel.style.width = "100%";
        for (var i=0;i<bscal.mns.length;i++)
        bscal.msel.options[i] = new Option(bscal.mns[i], i+1);
        bscal.ysel = document.getElementById("bs_year");
        bscal.ysel.style.width = "100%";
        for (var i=0;i<=bscal.maxY-bscal.minY;i++)
        bscal.ysel.options[i] = new Option(bscal.maxY-i, bscal.maxY-i);

        bscal.ifr.id = 'bsifr';
		bscal.ifr.src = "about:blank";
        bscal.ifr.marginwidth = bscal.ifr.marginheight = bscal.ifr.frameborder = 0;
        bscal.ifr.style.display = "none";
		document.body.appendChild(bscal.ifr);
		//alert(bscal.nowD+'-'+bscal.nowM+'-'+bscal.nowY)
	},
	draw : function()
	{
        //очищаем дни
    	for (var y=1;y<=6;y++)
	    for (var x=1;x<=7;x++){
	    var el = document.getElementById("cell_"+y+"_"+x)
	    el.className   = (x <6) ? "day" : "weekend";
	    el.style.cursor = 'default';
	    el.innerHTML   = "&nbsp;";
	    }
        //alert(bscal.curD+'-'+bscal.curM+'-'+bscal.curY)
    	all_days = (bscal.curM == 2 && bscal.isLeap(bscal.curY)) ? 29 : bscal.dim[bscal.curM-1];
    	begin = new Date(bscal.curY,bscal.curM-1,1).getDay();

	    //заполняем месяц
         y=1; x=begin!=0 ? begin:7;
         for (c=1;c<=all_days;c++)
         {
         var el = document.getElementById("cell_"+y+"_"+x)
         if (bscal.istoday(c)){el.className="today";}
         el.innerHTML   = c;
         el.style.cursor = 'pointer';
         x++; if (x>7){x=1;y++;}
         }
	},
	retD : function(r_day){
        if (!r_day || r_day=="&nbsp;") return false;
        res = bscal.format;
	    res = res.replace("%d",(r_day < 10 ? "0":"") + r_day);
	    res = res.replace("%m",(bscal.curM<10?"0":"") + bscal.curM);
	    res = res.replace("%Y",bscal.curY);
	    bscal.obj.value = res;
	    bscal.hide();
	},
	istoday : function(day){
    return (bscal.nowD==day && bscal.curM==bscal.nowM && bscal.curY == bscal.nowY) ? true : false;
	},

    dover : function(el){
    if (el.innerHTML=='&nbsp;') return false;
    bscal.hover = el.className;
    el.className = 'over';
    },
    dout  : function(el){
    if (el.innerHTML=='&nbsp;') return false;
    el.className = bscal.hover;
    bscal.hover = null;
    },
	today : function(){
    	bscal.curD = bscal.nowD;
    	bscal.curM = bscal.nowM;
    	bscal.curY = bscal.nowY;
        bscal.scroll_M(0);
	},
	change_M : function (dir){
    	bscal.curM = dir*1;
    	bscal.scroll_Y(0);
	},
    scroll_M : function (dir){
	    bscal.curM = bscal.curM + dir;
	    if (bscal.curM < 1) {
	        bscal.curM = 12;
	        bscal.curY -= 1;
	    }
	    if (bscal.curM > 12) {
	        bscal.curM = 1;
	        bscal.curY += 1;
	    }
        document.getElementById('bs_month').selectedIndex=bscal.curM-1
	    bscal.scroll_Y(0);
	},
    change_Y : function (dir){
    if (dir.length != 4) return false;
    bscal.curY = dir*1;
    bscal.scroll_Y(0);
    },
	scroll_Y : function (dir){
    	bscal.curY+= dir;
    	if (bscal.curY < bscal.minY) bscal.curY = bscal.minY;
    	if (bscal.curY > bscal.maxY) bscal.curY = bscal.maxY;
	document.getElementById('bs_year').value = bscal.curY;
	bscal.draw();
	},

    isLeap : function (year) {
	return (((year % 4)==0) && ((year % 100)!=0) || ((year % 400)==0)) ? true : false },

	html : function()
	{
	    var res  = "";
        res += "<table cellpadding=0 cellspacing=0 width='100%' class='top'>\n";
	    res += "<tr><td>&nbsp;</td><td onclick='bscal.hide();' align=right style='cursor:pointer'>x</td></tr>\n";
	    res += "</table>";
	    res += "<table cellpadding=0 cellspacing=1 width=100% unselectable=on>\n";
	    res += "<tr unselectable=on><td colspan=4 unselectable=on><select id='bs_month' onchange=\"bscal.change_M(this.value);bscal.div.focus();\"></select></td><td colspan=2 unselectable=on><select id='bs_year' type='text' style='width:100%' onchange=\"bscal.change_Y(this.value);\" onkeyup=\"bscal.change_Y(this.value);\"></select></td><td>-</td></tr>\n";
	    res += "<tr unselectable=on align=center>\n";
	    for (var x=0;x<7;x++)
	    res += "<TD class=week width=30 unselectable=on>"+bscal.wds[x]+"</TD>\n";
	    res += "</tr>";
	    for (var y=1;y<=6;y++)
	    {
	    res += "<TR align=center unselectable=on bgcolor='#e2e2e2'>\n";
	        for (var x=1;x<=7;x++){
	        res += "<td id='cell_"+y+"_"+x+"' onmouseover=\"bscal.dover(this);\" onmouseout=\"bscal.dout(this);\" onclick=\"bscal.retD(this.innerHTML);\" unselectable=on>"+y+"_"+x+"</td>\n";
	        }
	    res += "</TR>\n";
	    }
	    res += "<tr align=center>\n"+
	           "<td class=bot onClick=bscal.scroll_Y(-1);>&laquo;</td><td class=bot onClick=bscal.scroll_M(-1);>&lt;</td>\n"+
	           "<td colspan=3 class=bot onClick=\"bscal.today();bscal.retD("+bscal.nowD+");\">сегодня</td>\n"+
	           "<td class=bot onClick=bscal.scroll_M(1);>&gt;</td><td class=bot onClick=bscal.scroll_Y(1);>&raquo;</td>\n"+
	           "</tr>\n";
	    res += "</table>";
	return res;},

	show : function(id_to) {
    	if (id_to==bscal.id_to){
        bscal.hide(); return false;
    	}
        bscal.id_to = id_to;
		bscal.obj = document.getElementById(id_to);
    	var pos = bscal.pos(bscal.obj);
    		pos.x += bscal.left;
    		pos.y += bscal.obj.offsetHeight+bscal.top;

		bscal.today();
    if ((pos.y+bscal.height)>document.body.offsetHeight)pos.y-= bscal.height+bscal.obj.offsetHeight;
    if ((pos.x+bscal.width)>document.body.offsetWidth)pos.x = document.body.offsetWidth-bscal.width;
    bscal.div.style.display = "block";
    bscal.ifr.style.display = "block";
	bscal.width  = bscal.ifr.style.width  = bscal.div.offsetWidth;
	bscal.height = bscal.ifr.style.height = bscal.div.offsetHeight;	
    bscal.div.style.left = bscal.ifr.style.left = pos.x;
    bscal.div.style.top  = bscal.ifr.style.top  = pos.y;
	},

	hide : function() {
        bscal.id_to = null;
    	bscal.div.style.display = "none";
    	bscal.ifr.style.display = "none";
	},
    pos  : function (el) {
        var r = { x: el.offsetLeft, y: el.offsetTop };
        if (el.offsetParent) {
                var tmp = bscal.pos(el.offsetParent);
                r.x += tmp.x;
                r.y += tmp.y;
        }
return r;}

};