var prevImageName, prevImageCatName;
var prevMonth = "mon" + getCurrentMonth();
document.getElementById(prevMonth).style.display = "block";

for(var m=1; m <= 12; m++){
  if( m != getCurrentMonth()){
   document.getElementById("mon" + m).style.display = "none";
  }
}
function  getCurrentMonth(){			
	var cDate = new Date();
	var cMonth = cDate.getMonth()+1;
	return cMonth;
}

if (document.images) {
image1on = new Image();
image1on.src = "../../imgs_Ru/00/hm0_4_jan_b.gif";
image1off = new Image();
image1off.src = "../../imgs_Ru/00/hm0_4_jan_h.gif";

image2on = new Image();
image2on.src = "../../imgs_Ru/00/hm0_4_feb_b.gif";
image2off = new Image();
image2off.src = "../../imgs_Ru/00/hm0_4_feb_h.gif";

image3on = new Image();
image3on.src = "../../imgs_Ru/00/hm0_4_mart_b.gif";
image3off = new Image();
image3off.src = "../../imgs_Ru/00/hm0_4_mart_h.gif";

image4on = new Image();
image4on.src = "../../imgs_Ru/00/hm0_4_apr_b.gif";
image4off = new Image();
image4off.src = "../../imgs_Ru/00/hm0_4_apr_h.gif";

image5on = new Image();
image5on.src = "../../imgs_Ru/00/hm0_4_may_b.gif";
image5off = new Image();
image5off.src = "../../imgs_Ru/00/hm0_4_may_h.gif";

image6on = new Image();
image6on.src = "../../imgs_Ru/00/hm0_4_jun_b.gif";
image6off = new Image();
image6off.src = "../../imgs_Ru/00/hm0_4_jun_h.gif";

image7on = new Image();
image7on.src = "../../imgs_Ru/00/hm0_4_jul_b.gif";
image7off = new Image();
image7off.src = "../../imgs_Ru/00/hm0_4_jul_h.gif";

image8on = new Image();
image8on.src = "../../imgs_Ru/00/hm0_4_avg_b.gif";
image8off = new Image();
image8off.src = "../../imgs_Ru/00/hm0_4_avg_h.gif";

image9on = new Image();
image9on.src = "../../imgs_Ru/00/hm0_4_sept_b.gif";
image9off = new Image();
image9off.src = "../../imgs_Ru/00/hm0_4_sept_h.gif";

image10on = new Image();
image10on.src = "../../imgs_Ru/00/hm0_4_oct_b.gif";
image10off = new Image();
image10off.src = "../../imgs_Ru/00/hm0_4_oct_h.gif";

image11on = new Image();
image11on.src = "../../imgs_Ru/00/hm0_4_nov_b.gif";
image11off = new Image();
image11off.src = "../../imgs_Ru/00/hm0_4_nov_h.gif";

image12on = new Image();
image12on.src = "../../imgs_Ru/00/hm0_4_dec_b.gif";
image12off = new Image();
image12off.src = "../../imgs_Ru/00/hm0_4_dec_h.gif";

image13on = new Image();
image13on.src = "../../imgs_Ru/00/hm04_1b.gif";
image13off = new Image();
image13off.src = "../../imgs_Ru/00/hm04_1h.gif";

image14on = new Image();
image14on.src = "../../imgs_Ru/00/hm04_2b.gif";
image14off = new Image();
image14off.src = "../../imgs_Ru/00/hm04_2h.gif";

image15on = new Image();
image15on.src = "../../imgs_Ru/00/hm04_3b.gif";
image15off = new Image();
image15off.src = "../../imgs_Ru/00/hm04_3h.gif";

image16on = new Image();
image16on.src = "../../imgs_Ru/00/hm04_4b.gif";
image16off = new Image();
image16off.src = "../../imgs_Ru/00/hm04_4h.gif";

image17on = new Image();
image17on.src = "../../imgs_Ru/00/hm04_5b.gif";
image17off = new Image();
image17off.src = "../../imgs_Ru/00/hm04_5h.gif";

image18on = new Image();
image18on.src = "../../imgs_Ru/00/hm04_6b.gif";
image18off = new Image();
image18off.src = "../../imgs_Ru/00/hm04_6h.gif";

image19on = new Image();
image19on.src = "../../imgs_Ru/00/hm04_7b.gif";
image19off = new Image();
image19off.src = "../../imgs_Ru/00/hm04_7h.gif";

image20on = new Image();
image20on.src = "../../imgs_Ru/00/hm04_8b.gif";
image20off = new Image();
image20off.src = "../../imgs_Ru/00/hm04_8h.gif";

}
turnOff("image" + getCurrentMonth());
turnOffCat('image13');
changeCategory("main");
/****************************************************************************************/

function turnOff(imageName) {
  if (document.images && (prevImageName == undefined)) {
     document[imageName].src = eval(imageName + "off.src");
	 prevImageName = imageName;
  }
  else{
    turnOn(prevImageName);
	document[imageName].src = eval(imageName + "off.src");    
    prevImageName = imageName;	
  }
}

function turnOn(imageName) {
	if (document.images) {
	  document[imageName].src = eval(imageName + "on.src");
	}
}
/****************************************************************************************/
			   

function turnOffCat(imageName){
  if (document.images && (prevImageCatName == undefined)) {
     document[imageName].src = eval(imageName + "off.src");
	 prevImageCatName = imageName;
  }
  else{
    turnOn(prevImageCatName);
	document[imageName].src = eval(imageName + "off.src");  
	 prevImageCatName = imageName;
  }
}

function turnOnCat(imageName) {
if (document.images) {
document[imageName].src = eval(imageName + "on.src");
}
}

/***************************************************************************************/
function changeMonth(id){
    document.getElementById(prevMonth).style.display = "none";
	document.getElementById(id).style.display = "block";
	prevMonth = id;
	unVisibTheatre("theatre");
}
/**************************************************************************************/

function changeCategory(cat){
var count = 0;
var str;
  if(cat != "all"){
    for(var i=0; i < document.getElementById(prevMonth).childNodes.length; i++) {
		if (document.getElementById(prevMonth).childNodes[i].tagName == 'P') {
			if( document.getElementById(prevMonth).childNodes[i].getAttribute('cat') != null){
				str = document.getElementById(prevMonth).childNodes[i].getAttribute('cat');
				var cat_list = new Array();
				cat_list = str.split(' ');
				var count_cat = 0;
				for( var cm = 0; cm < cat_list.length; cm++){
				  if(cat_list[cm] == cat){
					count_cat++;
				  }   
				}
				if(count_cat == 0){
				   document.getElementById(prevMonth).childNodes[i].style.display = "none";
				}
				else{
					document.getElementById(prevMonth).childNodes[i].style.display = "block";
					count++;
				}
			}

			if(document.getElementById(prevMonth).childNodes[i].getAttribute('cat') == null){
				if((count == 0) &&  (document.getElementById(prevMonth).childNodes[i].className == "last")){
			       document.getElementById(prevMonth).childNodes[i].style.display = "none";
				}
				else{
				   document.getElementById(prevMonth).childNodes[i].style.display = "block";
				}
			}
		}
    } 
  }
  else{
    for(var i=0; i < document.getElementById(prevMonth).childNodes.length; i++) {
		if (document.getElementById(prevMonth).childNodes[i].tagName == 'P') {
			   document.getElementById(prevMonth).childNodes[i].style.display = "block";
		}
    }
  }
  
  if(count == 0 && cat == "main"){
    changeCategory("all");
				   changeHeader("all");
				   turnOffCat('image20');
				   return 0;}
  
  
  			/*	if((cat == "main") && (document.getElementById(prevMonth).childNodes[i].getAttribute('cat') == "main")){
				  if(document.getElementById(prevMonth).childNodes[i].getAttribute('cat') == null){alert("");}*/
				/*   changeCategory("all");
				   changeHeader("all");
				   turnOffCat('image20');*/
				/*   return 0;
				}*/
  
  changeHeader(cat);
}
/****************************************************************************************************/

function changeHeader(cat){
  for(var i=0; i < document.getElementById("subheader").childNodes.length; i++) {
    if (document.getElementById("subheader").childNodes[i].tagName == 'IMG') {
	     	if(document.getElementById("subheader").childNodes[i].getAttribute('cat') != cat){
			   document.getElementById("subheader").childNodes[i].style.display = "none";
			}
			else{
			    document.getElementById("subheader").childNodes[i].style.display = "block";
			}
	}
  }  
}
/****************************************************************************************************/

function visibTheatre(elementID){
  if(prevMonth.substr(3) == getCurrentMonth())
  document.getElementById(elementID).style.visibility = "visible";
}
/****************************************************************************************************/

function unVisibTheatre(elementID){
  document.getElementById(elementID).style.visibility = "hidden";
}

/*************************************************************************************//*
function changeCategory(cat){
var count = 0;
  if(cat != "all"){
    for(var i=0; i < document.getElementById(prevMonth).childNodes.length; i++) {
		if (document.getElementById(prevMonth).childNodes[i].tagName == 'P') {
			if(document.getElementById(prevMonth).childNodes[i].getAttribute('cat') != cat){
			   document.getElementById(prevMonth).childNodes[i].style.display = "none";
			}
			else{
			    document.getElementById(prevMonth).childNodes[i].style.display = "block";
				count++;
			}

			if(document.getElementById(prevMonth).childNodes[i].getAttribute('cat') == null){
				if((count == 0) &&  (document.getElementById(prevMonth).childNodes[i].className == "last")){
			       document.getElementById(prevMonth).childNodes[i].style.display = "none";
				}
				else{
				   document.getElementById(prevMonth).childNodes[i].style.display = "block";
				   document.getElementById(prevMonth).childNodes[i].style.display = "block";
				}
			}
		}
    } 
  }
  else{
    for(var i=0; i < document.getElementById(prevMonth).childNodes.length; i++) {
		if (document.getElementById(prevMonth).childNodes[i].tagName == 'P') {
			   document.getElementById(prevMonth).childNodes[i].style.display = "block";
		}
    }
  }
  
  
  for(var i=0; i < document.getElementById("subheader").childNodes.length; i++) {
    if (document.getElementById("subheader").childNodes[i].tagName == 'IMG') {
	     	if(document.getElementById("subheader").childNodes[i].getAttribute('cat') != cat){
			   document.getElementById("subheader").childNodes[i].style.display = "none";
			}
			else{
			    document.getElementById("subheader").childNodes[i].style.display = "block";
			}
	}
  }  
}*/