/*
$.arrPreload=[]
$.arrPreload[0]="/images/calc_bar1.gif";
$.arrPreload[1]="/images/calc_bar2.gif";
$.arrPreload[2]="/images/calc_bar3.gif";
$.arrPreload[3]="/images/calc_bar4.gif";

$(document.createElement('img')).bind('load', function(){
		if($.arrPreload.length>0) this.src=$.arrPreload.shift();
}).trigger('load');
*/

var nCurrHomeMainItem=1, oHomeMainTimer, bHomeMainAnimating=false, nMainItemsCount=0, nZindex=1;

function fChangeHomeMainItem(num,bUserInteract){
	if(bHomeMainAnimating) return;
	bHomeMainAnimating=true
	clearTimeout(oHomeMainTimer);
	if(num>nMainItemsCount) num=1;
	if(num<1) num=nMainItemsCount;
	$("#oHomeMainNav").find("div:eq("+ (nCurrHomeMainItem-1) +")").removeClass("clsSelected");
	$("#oHomeMainItem").find("img:eq("+ (num-1) +")").hide().css({zIndex:nZindex}).fadeIn(400,
		function(){bHomeMainAnimating=false}
	)
	$("#oHomeMainNav").find("div:eq("+ (num-1) +")").addClass("clsSelected");
	nCurrHomeMainItem=num;
	nZindex++
	if(!bUserInteract) oHomeMainTimer=setTimeout(function(){fChangeHomeMainItem(nCurrHomeMainItem+1)},5000);
}

$(document).ready(function(){
	nMainItemsCount = $("#oHomeMainItem").find("img").length;
	$("#oHomeMainItem").find("img:eq(0)").fadeIn(400);
	$("#oHomeMainNav").find("div:eq(0)").addClass("clsSelected");
	oHomeMainTimer=setTimeout(function(){fChangeHomeMainItem(2)},5000);
});