function toggle_MainMenuover( idx )
{
	var obj;	

	for (var z=1; z<4; z++){
		obj = document.getElementById('gmsub_20' + z);				

		if (z == idx){			    
			obj.style.display="block";
		} else {
			obj.style.display="none";
		}
	}
	onMainMenu(idx);
	return;
}	

function setMenu(idx)
{
	for ( mg=1; mg <= 4; mg++ ) 
	{
		if ( idx != mg ) 
		{
			MM_swapImage("g_menu_0" + mg + "1" ,"","/eng/img/menu/menu"+mg+".gif",1);
		}
	}
	MM_swapImage("g_menu_0" + idx +"1","","/eng/img/menu/menu"+idx+"ov.gif",1);
	toggle_MainMenuover2(idx);
}
function setsubmenu(mObj, fileNm)
{
	MM_swapImage(mObj,"","/eng/img/menu/"+fileNm+".gif",1);
}
function toggle_MainMenuover2( idx )
{
	var obj;	

	for (var z=1; z<=4; z++){
		obj = document.getElementById('gmsub_20' + z);				

		if (z == idx){			    
			obj.style.display="block";
		} else {
			obj.style.display="none";
		}
	}
}
function onMainMenu( idx ) 
{
	for ( i=1 ; i <=4 ; i++ )
	{
		obj = document.getElementById( "gm_0" + i );
		
		if ( i == idx )
		{
			if ( obj.style.backgroundImage != "url(/eng/img/menu/menu" + i + "ov.gif)")
			{
				obj.style.backgroundImage = "url(/eng/img/menu/menu" + i + "ov.gif)";
			}
		}
		else
		{
			if ( obj.style.backgroundImage != "url(/eng/img/menu/menu" + i + ".gif)")
			{
				obj.style.backgroundImage = "url(/eng/img/menu/menu" + i + ".gif)";
			}
		}
		
	}
	
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}