/*javascript document*/
;
(function ($, window) {
	$.fn.addbannerscreen = function (options) {
		//鍚堝苟浼犲叆涓庨粯璁ょ殑鍙傛暟
		var opts = $.extend({}, $.fn.addbannerscreen.defaultopts, options || {});

		//瀹炵幇鏂规硶
		$(this).each(function () {
			//瀵艰埅鑺傜偣鍒楄〃  鍐呭鑺傜偣鍒楄〃
			var $that = $(this);
			var conbox = $(this).find("ul:first-child"); //婊氬姩瀹瑰櫒鐨勭埗鍏冪礌
			var navlist = $(this).children('ul:last-child').children('li'); //瀵艰埅鑺傜偣鍒楄〃
			var conlist = $(this).children('ul:first-child').children('li'); //鍐呭鑺傜偣鍒楄〃
			var $prev = opts.handleprev != null ? $(this).find(opts.handleprev) : opts.handleprev;
			var $next = opts.handlenext != null ? $(this).find(opts.handlenext) : opts.handlenext;
			//褰撳墠绱㈠紩  涔嬪墠鐨勭储寮? 瀹氭椂鍣? 鏁堟灉寮曠敤鍑芥暟
			var curindex = oldindex = opts.index;
			var timer = null,effectfn = null;

			//鏄惁姝ｅ湪绉诲姩  瀵艰埅鑺傜偣鎬讳釜鏁? 鍐呭鑺傜偣姣忎竴涓搴?鎴栬€呴珮搴?
			var ismoving = false;

			var size = navlist.length;

			//  鍒ゆ柇鏄惁鏄瀭鐩存柟鍚?
			var itemsize = opts.isvertical ? math.ceil(conlist.eq(0).innerheight()) : math.ceil(conlist.eq(0).innerwidth());

			//  娴忚鍣ㄤ簨浠?
			if (opts.isfullscreen) {
				//  姘村钩鏂瑰悜鎵嶉渶瑕佹墽琛屼笅闈㈢殑浜嬩欢
				if (!opts.isvertical) {
				
					$(window).bind("resize", function () {

						switch (opts.effect) {
							case "twin":
								itemsize = $(window).width();
								conlist.css({
									'left' : itemsize,
									'width' : itemsize
								}).eq(curindex).css('left', 0);
								conbox.css({
									"width" : itemsize
								});
								break;
							case "order":
								itemsize = $(window).width();
								conlist.width(itemsize);
								conbox.css({
									"width" : itemsize * size
								});
								if (ismoving) {
									conbox.stop(true, true);
									effectfn();
								} else {
									effectfn();
								};

								break;
							default:
								return;
						};

					});
				}else {
					//  璺宠繃
				};
			};

			// 涓婁竴寮?
			$prev != null ? $prev.bind("click", function () {

				switch (opts.effect) {
				case "twin":
					var newindex = ((curindex) - 1 < 0) ? size - 1 : curindex - 1;

					if (ismoving || conlist.is(":animated")) {
						return;
					}

					//璧嬪€兼棫鐨勭储寮?鏂扮殑绱㈠紩
					oldindex = curindex;
					curindex = newindex;

					// 璁剧疆瀵艰埅鐨勫綋鍓嶈妭鐐?

					setclass(curindex);

					// 鎵ц鍑芥暟 涓€鐩存湞涓?
					changetwinprevious();

					break;
				default:
					var newindex = ((curindex) - 1 < 0) ? size - 1 : curindex - 1;
					navlist.eq(newindex).trigger(opts.mousetype);

					return;
				};
			}) : "";
			// 涓嬩竴寮?
			$next != null ? $next.bind("click", function () {

				switch (opts.effect) {
				case "twin":
					var newindex = ((curindex + 1) >= size) ? 0 : curindex + 1;

					if (ismoving || conlist.is(":animated")) {
						return;
					}

					//璧嬪€兼棫鐨勭储寮?鏂扮殑绱㈠紩
					oldindex = curindex;
					curindex = newindex;

					// 璁剧疆瀵艰埅鐨勫綋鍓嶈妭鐐?

					setclass(curindex);

					// 鎵ц鍑芥暟 涓€鐩存湞涓?
					changetwinnext();

					break;
				default:
					//璧嬪€兼棫鐨勭储寮?鏂扮殑绱㈠紩
					var newindex = ((curindex + 1) >= size) ? 0 : curindex + 1;

					navlist.eq(newindex).trigger(opts.mousetype);

					return;
				};
			}) : "";
			//閬嶅巻瀵艰埅鑺傜偣鍒楄〃
			navlist.each(function (i) {
				//鑺傜偣绱㈠紩
				var index = i;
				//缁戝畾浜嬩欢
				$(this).bind(opts.mousetype, function (e) {

					//鍒ゆ柇鏄惁鏄綋鍓嶇储寮?濡傛灉鏄洿鎺ヨ繑鍥?
					if (index == curindex) {
						return;
					}
					//鏄惁姝ｅ湪缂撳姩 濡傛灉鏄洿鎺ヨ繑鍥?

					if (ismoving || conbox.is(":animated")) {
						return;
					}

					//璧嬪€兼棫鐨勭储寮?鏂扮殑绱㈠紩
					oldindex = curindex;
					curindex = index;

					// 璁剧疆瀵艰埅鐨勫綋鍓嶈妭鐐?
					setclass(curindex);

					//杩愯鎵ц鏁堟灉鏂规硶  閲嶇疆瀹氭椂鍣? 闃绘榛樿琛屼负
					effectfn();
					autotimer();
					e.preventdefault();
				});
			});

			//  璁剧疆瀵艰埅 class鍑芥暟
			function setclass(index) {
				var $that = navlist.eq(index);
				//娣诲姞鏍峰紡 绉婚櫎鏍峰紡

				if (opts.classtype == 'only') {

					$that.addclass(opts.selectedclass).siblings().removeclass(opts.selectedclass);
				} else {
					$that.addclass(opts.selectedclass + string(curindex + 1)).siblings().removeclass((opts.selectedclass + string(oldindex + 1)));
				}
			}

			//瀹氭椂鍣?
			function autotimer() {
				if (!opts.autoplay) {
					return;
				}
				if (timer) {
					clearinterval(timer);
				}
				timer = setinterval(autoplay, opts.delay);
			}
			//鏆傚仠鎾斁
			function stoptimer() {
				clearinterval(timer);
			}

			//鑷姩鎾斁
			function autoplay() {
//				var newindex = ((curindex + 1) >= size) ? 0 : curindex + 1;
//				navlist.eq(newindex).trigger(opts.mousetype)
				var newindex = ((curindex + 1) >= size) ? 0 : curindex + 1;
				if (ismoving || conlist.is(":animated")) {
					return;
				}
				//璧嬪€兼棫鐨勭储寮?鏂扮殑绱㈠紩
				oldindex = curindex;
				curindex = newindex;
				// 璁剧疆瀵艰埅鐨勫綋鍓嶈妭鐐?
				setclass(curindex);
				// 鎵ц鍑芥暟 涓€鐩存湞涓?
				changetwinnext();
			}
			//鍒濆鍖栧鑸妭鐐规牱寮?
			navlist.eq(curindex).addclass((opts.classtype == 'only') ? opts.selectedclass : opts.selectedclass + string(curindex + 1));

			//璁剧疆鍐呭鑺傜偣鏍峰紡  鏁堟灉鍑芥暟

			switch (opts.effect) {
			case "fade":
				conlist.css({
					'position' : 'absolute',
					'left' : 0,
					'top' : 0
				}).hide().eq(curindex).show();
				effectfn = changefade;
				break;
			case "twin":
				if (opts.isvertical) {
					// 鍨傜洿鏂瑰悜璋冪敤鐨勫嚱鏁?
					conlist.css({
						'position' : 'absolute',
						'top' : 0,
						'top' : itemsize,
						'height' : itemsize
					}).eq(curindex).css('top', 0);
					effectfn = changetwinv;

				} else {
					// 姘村钩鏂瑰悜璋冪敤鐨勫嚱鏁?
					conlist.css({
						'position' : 'absolute',
						'top' : 0,
						'left' : itemsize,
						'width' : itemsize
					}).eq(curindex).css('left', 0);
					effectfn = changetwinh;
				}

				break;
			case "order":
				if (opts.isvertical) {
					// 鍨傜洿鏂瑰悜璋冪敤鐨勫嚱鏁?
					conbox.css({
						'position' : 'relative',
						'height' : size * itemsize
					});
					effectfn = changeorderv;

				} else {
					// 姘村钩鏂瑰悜璋冪敤鐨勫嚱鏁?
					conbox.css({
						'position' : 'relative',
						'width' : size * itemsize
					});
					conlist.css("float", "left");
					effectfn = changeorderh;
				}
				break;
			case "back":
				effectfn = changecallback;
				break;

			}
			//娓愰殣鍒囨崲
			function changefade() {
				conlist.eq(curindex).css({
					"z-index" : "999"
				}).stop(true, true).fadein(opts.tweentime, opts.ease)
				.siblings().css("z-index", "0").fadeout(opts.tweentime + 200, opts.ease);
				opts.itemhandler != null ? changecallback(curindex) : "";
			}
			//涓嶉棿鏂簭鍒楀垏鎹㈡按骞虫柟鍚?
			function changetwinh() {
				ismoving = true;
				var pos = (curindex > oldindex) ? itemsize : -itemsize;
				conlist.eq(curindex).css('left', pos).animate({
					"left" : 0
				}, opts.tweentime)
				.end().eq(oldindex).animate({
					"left" : -pos
				}, opts.tweentime, function () {
					ismoving = false;
				});
				opts.itemhandler != null ? changecallback(curindex) : "";

			}
			//涓嶉棿鏂簭鍒楀垏鎹㈠瀭鐩存柟鍚?
			function changetwinv() {
				ismoving = true;
				var pos = (curindex > oldindex) ? itemsize : -itemsize;
				conlist.eq(curindex).css('top', pos).animate({
					"top" : 0
				}, opts.tweentime)
				.end().eq(oldindex).animate({
					"top" : -pos
				}, opts.tweentime, function () {
					ismoving = false;
				});
				opts.itemhandler != null ? changecallback(curindex) : "";

			}
			//涓嶉棿鏂簭鍒楀垏鎹竴鐩存湞鍓嶉潰涓€寮?
			function changetwinprevious() {
				ismoving = true;
				if (!opts.isvertical) { //  姘村钩鏂瑰悜
					var pos = -itemsize //(curindex > oldindex) ? itemsize : -itemsize;
						conlist.eq(curindex).css('left', pos).animate({
							"left" : 0
						}, opts.tweentime)
						.end().eq(oldindex).animate({
							"left" : -pos
						}, opts.tweentime, function () {
							ismoving = false;
						});
					opts.itemhandler != null ? changecallback(curindex) : "";

				} else { //  鍨傜洿鏂瑰悜
					var pos = -itemsize //(curindex > oldindex) ? itemsize : -itemsize;
						conlist.eq(curindex).css('top', pos).animate({
							"top" : 0
						}, opts.tweentime)
						.end().eq(oldindex).animate({
							"top" : -pos
						}, opts.tweentime, function () {
							ismoving = false;
						});
					opts.itemhandler != null ? changecallback(curindex) : "";

				};

			};
			//涓嶉棿鏂簭鍒楀垏鎹竴鐩存湞鍚庨潰涓€寮?
			function changetwinnext() {
				if (!opts.isvertical) { //  姘村钩鏂瑰悜
					ismoving = true;
					var pos = itemsize //(curindex > oldindex) ? itemsize : -itemsize;
						conlist.eq(curindex).css('left', pos).animate({
							"left" : 0
						}, opts.tweentime)
						.end().eq(oldindex).animate({
							"left" : -pos
						}, opts.tweentime, function () {
							ismoving = false;
						});
					opts.itemhandler != null ? changecallback(curindex) : "";
				} else { //  鍨傜洿鏂瑰悜
					ismoving = true;
					var pos = itemsize //(curindex > oldindex) ? itemsize : -itemsize;
						conlist.eq(curindex).css('top', pos).animate({
							"top" : 0
						}, opts.tweentime)
						.end().eq(oldindex).animate({
							"top" : -pos
						}, opts.tweentime, function () {
							ismoving = false;
						});
					opts.itemhandler != null ? changecallback(curindex) : "";

				};
			};

			//搴忓垪鍒囨崲鍨傜洿鏂瑰悜
			function changeorderv() {
				ismoving = true;
				conbox.stop(true, true).animate({
					'top' : -curindex * itemsize
				}, opts.tweentime, opts.ease, function () {
					ismoving = false;
				});
				opts.itemhandler != null ? changecallback(curindex) : "";
			}
			//搴忓垪鍒囨崲姘村钩鏂瑰悜
			function changeorderh() {
				ismoving = true;
				conbox.stop(true, true).animate({
					'left' : -curindex * itemsize
				}, opts.tweentime, opts.ease, function () {
					ismoving = false;
				});
				opts.itemhandler != null ? changecallback(curindex) : "";
			}

			//鐩存帴璋冪敤鍥炶皟鍑芥暟杩斿洖  浼犲叆褰撳墠绱㈠紩
			function changecallback() {
				if (opts.itemhandler != null) {
					opts.itemhandler(curindex);
				}
			}

			//杩愯瀹氭椂鍣?
			autotimer();
			$(this).hover(function () {
				stoptimer();
			}, function () {
				autotimer();
			}).trigger("mouseout");
		});
	}

	/*
	 *	榛樿鍙傛暟
	 *	effect				璁剧疆閭ｇ鏁堟灉(fade  twin  order)(榛樿娓愰殣fade)
	 *	index				榛樿绱㈠紩
	 *	selectedclass	    瀵艰埅鑺傜偣閫変腑鏍峰紡
	 *	classtype			鏍峰紡绫诲瀷鍗曚釜(only)澶氫釜(muilt)	(榛樿鍗曚釜only)
	 *	mousetype			浜嬩欢绫诲瀷
	 *	tweentime			缂撳姩鏃堕棿
	 *	handleprev			鍓嶄竴寮?
	 *	handlenext			鍚庝竴寮?
	 *	delay				鑷姩鎾斁绛夊緟鏃堕棿(榛樿6000---6绉?
	 *	autoplay			鏄惁鑷姩鎾斁
	 *   isvertical 			鏄惁鏄瀭鐩存柟鍚?
	 * ease					缂撳姩鍑芥暟(璁＄畻鍑芥暟)		swing		linear
	 */
	$.fn.addbannerscreen.defaultopts = {
		effect : "order",
		index : 0,
		selectedclass : "on",
		classtype : "only",
		mousetype : "click",
		tweentime : 600,
		delay : 6000,
		autoplay : false,
		handleprev : null,
		handlenext : null,
		ease : "swing",
		isvertical : false,
		isfullscreen : false,
		itemhandler : null
	};
})(jquery, window);