function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
var preloadFlag = false;
function preloadImages() {
	if (document.images) {

		menu_01a = newImage("/img/site/menu_01a.gif");
		menu_02a = newImage("/img/site/menu_02a.gif");
		menu_03a = newImage("/img/site/menu_03a.gif");

		topmenu_01a = newImage("/img/site/topmenu_01a.gif");
		topmenu_02a = newImage("/img/site/topmenu_02a.gif");
		topmenu_03a = newImage("/img/site/topmenu_03a.gif");
		topmenu_04a = newImage("/img/site/topmenu_04a.gif");
		topmenu_05a = newImage("/img/site/topmenu_05a.gif");

		preloadFlag = true;
	}
}

W = new Array();
function ujablak(url, x, y) { 
	W = window.open(url,'bbb','width='+x+',height='+y+', toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=auto,resizable=0');
	W.focus();
} 

function center() {
	var myWidth = 0, myHeight = 0;
	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	} else if( document.documentElement &&
			( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
	}
	self.moveTo((screen.width-myWidth)/2-50,(screen.height-myWidth)/2-10);
}

function openclose (obj) {
	if (obj.className=='opened') obj.className='closed'; 
	else {
		cDiv=document.getElementsByTagName('DIV')
		for(i=0;i<cDiv.length;i++){
			oDiv=cDiv[i];
			if(oDiv.className=='opened')oDiv.className='closed'
		}
		obj.className='opened'
	}
}

function open_album(id) {
	var win=window.open('album.jsp?id='+id,'vintour_album','height=550,width=780,toolbar=no,status=no,location=no,scrollbars=no,resizable=yes');
	win.focus();
}

function toggleMenu(menu_obj) {
	if (menu_obj.className == "sub_menu_main_open") {
		var submenus_div = document.getElementById("submenus_"+menu_obj.id);
		submenus_div.style.display = "none";
		menu_obj.className = "sub_menu_main";
	} else {
		var obj = document.getElementById("menu");
		var cDiv = obj.getElementsByTagName("div");
		for(i=0;i<cDiv.length;i++){
			var oDiv=cDiv[i];
			if (oDiv.id == "submenus_"+menu_obj.id) {
				oDiv.style.display = "block";
				menu_obj.className = "sub_menu_main_open";
			} else {
				if (oDiv.id.split('_').shift() == "submenus") {
					oDiv.style.display = "none";
					var oMenu = document.getElementById(oDiv.id.substr(9));
					oMenu.className = "sub_menu_main";
				}
			}
		}
	}
}