mierc0 = new Image();
mierc0.src = "images/menuitem_erc0.gif";
mierc1 = new Image();
mierc1.src = "images/menuitem_erc1.gif";
mitkla0 = new Image();
mitkla0.src = "images/menuitem_tkla0.gif";
mitkla1 = new Image();
mitkla1.src = "images/menuitem_tkla1.gif";
migame0 = new Image();
migame0.src = "images/menuitem_game0.gif";
migame1 = new Image();
migame1.src = "images/menuitem_game1.gif";
miactivity0 = new Image();
miactivity0.src = "images/menuitem_activity0.gif";
miactivity1 = new Image();
miactivity1.src = "images/menuitem_activity1.gif";
miforum0 = new Image();
miforum0.src = "images/menuitem_forum0.gif";
miforum1 = new Image();
miforum1.src = "images/menuitem_forum1.gif";
migb0 = new Image();
migb0.src = "images/menuitem_gb0.gif";
migb1 = new Image();
migb1.src = "images/menuitem_gb1.gif";

function chimg( id, status )
{
	obj = document.getElementById(id);
	obj.src = eval( id + status + ".src" );
}

function getWindow()
{
	oUrl = arguments[0];
	if ( arguments.length==1 )
	{
		oTarget = "photo";
		oWidth = 720;
		oHeight = 600;
	} else if ( arguments.length==2 ) {
		oTarget = arguments[1];
		oWidth = oHeight = 400;
	}
	eval( oTarget + "win = window.open( oUrl, oTarget, \"width=" + oWidth + ", height=" + oHeight + ", top=100, left=100, scrollbars=1, resizable=1, status=1\" )" );
	eval( oTarget + "win.opener = self" );
}

// photo gallery

var pagestart = 0;
var maxvalue;

function preloadimgs()
{
	maxvalue = allphoto.length - 1;
	tbNo = ( arguments.length>0 && arguments[0]=="remote" ) ? 1 : 3;

	// load all thumbnails
	for( i=0; i<=maxvalue; i++ )
	{
		srcfile = allphoto[i][tbNo]!="0" ? allphoto[i][tbNo] : allphoto[i][0];
		eval( "photo" + i + "tb = new Image()" );
		eval( "photo" + i + "tb.src = \"" + srcfile + "\"" );
	}
	loadTb();

	// load 1st image
	photo0 = new Image();
	photo0.src = allphoto[0][0];
	document.getElementById( "theImage" ).src = photo0.src;

	// load all original images
	for( i=1; i<=maxvalue; i++ )
	{
		eval( "photo" + i + " = new Image()" );
		eval( "photo" + i + ".src = \"" + allphoto[i][0] + "\"" );
	}
	return true;
}

function scrollImage( direct )
{
	newstart = pagestart + direct * 5;
	if ( newstart>=0 && newstart<=maxvalue )
	{
		pagestart = newstart;
		loadTb();
	}
}

function loadTb()
{
	for ( i=0; i<5; i++ )
	{
		obj = document.getElementById( "phototb" + i );
		obj.src = i+pagestart>maxvalue ? nuller.src : eval( "photo" + ( i + pagestart ) + "tb.src" );
	}
	// initialize pointers
	document.getElementById( "pointright" ).src = maxvalue-pagestart>=5 ? pointerRight0.src : nuller.src;
	document.getElementById( "pointleft" ).src = pagestart>0 ? pointerLeft0.src : nuller.src;
}

function chgpointer( obj, cond )
{
	objtype = obj.id.indexOf("left")==-1 ? "Right" : "Left";
	if ( ( objtype=="Left" && pagestart>0 ) || ( objtype=="Right" && maxvalue-pagestart>=5 ) )
		obj.src = eval( "pointer" + objtype + cond + ".src" );
}

function showImage( obj )
{
	if ( obj.src.indexOf("f3f3f3")==-1 )
	{
		realid = parseInt( obj.id.substr(7) ) + pagestart;
		document.getElementById( "theImage" ).src = eval( "photo" + realid + ".src" );
	}
}