/*---------banner slide  show----------------*/
  
var intervalId, curBnr=0;

$(document).ready(function(){
	playBnr();
	
	$(".bannerTab li").click(
		function(){
			var index=$(".bannerTab li").index(this);
			if(curBnr!=index){
				curBnr=index;
				pauseBnr();
				changeBnr();
				playBnr();
			}
		}
	);
	
 });
	
function pauseBnr(){clearInterval(intervalId)}
function playBnr(){intervalId=setInterval('startBnrPlay()',4000)}

function startBnrPlay(){
	var allButnsLen=$('.bannerTab li').length;
	if(curBnr==(allButnsLen-1))
		curBnr=0;
	else
		curBnr++;
	changeBnr();
	}

function changeBnr(){
	$('.bannerTab li').removeClass('currentTab').eq(curBnr).addClass('currentTab');
	//if($.browser.msie && $.browser.version <=8)
		$('.bannerMenu li').hide().eq(curBnr).show();
	//else
		$('.bannerMenu li').hide().eq(curBnr).fadeIn('slow');
		}