function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,j,v,obj,no_obj,args=MM_showHideLayers.arguments;
	towns=new Array("vologda","kostroma","yaroslavl","ivanovo","moscow","kolomna","tula","orel","kursk","belgorod","","")
	for (i=0; i<(towns.length); i++)
	{
		if (towns[i]!=args[0])
		{
			if ((obj=MM_findObj(towns[i]+"_popup"))!=null)
		  {
		    if (obj.style) 
		    	{
		    		obj=obj.style;
		    		obj.visibility="hidden";
		    	}
		  }
			if ((obj=MM_findObj(towns[i]+"_rounded_box"))!=null)
		  {
		    if (obj.style) 
		    	{
		    		obj=obj.style;
		    		obj.display="none";
		    	}
		  }
			if ((obj=MM_findObj(towns[i]+"_box"))!=null)
		  {
		    if (obj.style) 
		    	{
		    		obj=obj.style;
		    		obj.display="";
		    	}
		  }
		}
	}
  for (i=0; i<(args.length); i++)
  {
			if ((obj=MM_findObj(args[i]+"_popup"))!=null)
		  {
		    if (obj.style) 
		    	{
		    		obj=obj.style;
		    		if(obj.visibility=="hidden")
		    			obj.visibility="visible";
		    		else
		    			obj.visibility="hidden";
		    	}
		  }
			if ((obj=MM_findObj(args[i]+"_rounded_box"))!=null)
		  {
		    if (obj.style) 
		    	{
		    		obj=obj.style;
		    		if(obj.display=="none")
		    			obj.display="";
		    		else
		    			obj.display="none";
		    	}
		  }
			if ((obj=MM_findObj(args[i]+"_box"))!=null)
		  {
		    if (obj.style) 
		    	{
		    		obj=obj.style;
		    		if(obj.display=="none")
		    			obj.display="";
		    		else
		    			obj.display="none";
		    	}
		  }
	}
}