/*=======================================
@CopyRight VFA 视一广告
@Author    VFA Tech Team
@Version   v1.3
=======================================*/

function getUrlParam(name){    //获取浏览器url参数  例如 uid=ab ，获取方式getUrlParam("uid") 获取结果 ab
	var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");  
	var r = window.location.search.substr(1).match(reg);  
	if (r!=null) return unescape(r[2]);
	 return null;
} 


function trackEvent(category,action,label) { //跟踪事件
	//_hmt.push(['_trackEvent', category, action,label]);
	//ga('send', 'event', category,action, label);
}

function _initArray(){
		if (!Array.prototype.indexOf)
		{
		  Array.prototype.indexOf = function(elt /*, from*/)
		  {
			var len = this.length >>> 0;
		
			var from = Number(arguments[1]) || 0;
			from = (from < 0)
				 ? Math.ceil(from)
				 : Math.floor(from);
			if (from < 0)
			  from += len;
		
			for (; from < len; from++)
			{
			  if (from in this &&
				  this[from] === elt)
				return from;
			}
			return -1;
		  };
		}
	}
	
_initArray();


//=============================================================

function percent(obj,str){
	var objAttr = strToJson(str);
	if(objAttr.w){
		obj.css({"width":objAttr.w*b+"px"});
	}
	
	if(objAttr.h){
	    obj.css({"height":objAttr.h*b+"px"});
	}
	
	if(objAttr.f){
		obj.css({"font-size":objAttr.f*b+"px"});
	}
	
	if(objAttr.lh){
		obj.css({"line-height":objAttr.lh*b+"px"});
	}
	
	if(objAttr.blw){
		obj.css({"border-left-width":objAttr.blw*b+"px"});
	}
	if(objAttr.brw){
		obj.css({"border-right-width":objAttr.brw*b+"px"});
	}
	if(objAttr.btw){
		obj.css({"border-top-width":objAttr.btw*b+"px"});
	}
	if(objAttr.bbw){
		obj.css({"border-bottom-width":objAttr.bbw*b+"px"});
	}
	if(objAttr.t){
		obj.css({"top":objAttr.t*b+"px"});
	}
	if(objAttr.l){
		obj.css({"left":objAttr.l*b+"px"});
	}
	if(objAttr.r){
		obj.css({"right":objAttr.r*b+"px"});
	}
	if(objAttr.b){
		obj.css({"bottom":objAttr.b*b+"px"});
	}
	if(objAttr.mt){
		obj.css({"margin-top":objAttr.mt*b+"px"});
	}
	if(objAttr.ml){
		obj.css({"margin-left":objAttr.ml*b+"px"});
	}
	if(objAttr.mb){
		obj.css({"margin-bottom":objAttr.mb*b+"px"});
	}
	if(objAttr.mr){
		obj.css({"margin-right":objAttr.mr*b+"px"});
	}
	if(objAttr.pt){
		obj.css({"padding-top":objAttr.pt*b+"px"});
	}
	if(objAttr.pl){
		obj.css({"padding-left":objAttr.pl*b+"px"});
	}
	if(objAttr.pb){
		obj.css({"padding-bottom":objAttr.pb*b+"px"});
	}
	if(objAttr.pr){
		obj.css({"padding-right":objAttr.pr*b+"px"});
	}
	
	if(objAttr.br){
		obj.css({"-moz-border-radius":objAttr.br*b+"px","-webkit-border-radius":objAttr.br*b+"px"});
		
	}
	
	if(objAttr.maxH){
		obj.css({"max-height":objAttr.maxH*b+"px"});
		
	}
	
};


function resizeElements(_obj){
	$(_obj).find('*[percent]').filter('[percent!=""]').each(function(index) {
		  percent($(this),$(this).attr('percent'));
		   percent($(_obj),$(_obj).attr('percent'));
	    });
}


function strToJson(str){
var json = eval('(' + str + ')');
return json;
}


//----------------- rollTool 滚动---------------------


//rollToolTransverse("#hpBox #box1 .hpItems","#hpBox #box1 .hpitem",4,230,"#hpBox #box1 .prevArrow","#hpBox #box1 .nextArrow",true,3000);
//rollToolTransverse("列表元素容器","元素","显示数量","单位移动间隔距离","上一个按钮","下一个按钮","是否自动滚动 true/false","单位移动间隔时间 毫秒")  横向

function rollToolTransverse(_content,_item,_showCount,_gapDist,_prevBtn,_nextBtn,_auto,_delay){  
	var _totalNum=$(_item).length;
	var _maxIndex=$(_item).length-_showCount;
	var _currentIndex=0;
	var _gapDist=_gapDist;
	var _timer;
	var _delay;
	
	if(_delay==null){
		_delay=3000;
		}
	else{
		_delay=_delay;
		}
	
	
	$(_content).css({"width":_totalNum*_gapDist});
	
	$(_prevBtn).click(function(){	
			_prev();	
		});
	
	$(_nextBtn).click(function(){	
			_next();
		});
		
	function _prev(){
		if(_currentIndex>0){
			_currentIndex-=1;
			_moveContent();
			}else{
			_currentIndex=_totalNum-_showCount;
			_moveContent();
			}		
		}
		
	function _next(){
		if(_currentIndex<_totalNum-_showCount){
			_currentIndex+=1;
			_moveContent();
			}
		else{
			_currentIndex=0;
			_moveContent();
			}
				
		}
		
	function _moveContent(){
		  $(_content).stop().animate({"margin-left":-(_gapDist*_currentIndex)},{queue:false,duration:600});	
		}
		
	if(_auto){
		_timer=setInterval(_next,_delay);
		
		$(_prevBtn).hover(function(){
			clearInterval(_timer);
			},function(){
			_timer=setInterval(_next,_delay);
				
		});
		
		
		$(_nextBtn).hover(function(){
			clearInterval(_timer);
			},function(){
			_timer=setInterval(_next,_delay);
				
		});
		
		setInterval
		$(_item).hover(function(){
			clearInterval(_timer);
			},function(){
			_timer=setInterval(_next,_delay);
				
		});
		
		
		
		}	
		
	
	}
	
//rollToolVertical("#hpBox #box1 .hpItems","#hpBox #box1 .hpitem",4,230,"#hpBox #box1 .prevArrow","#hpBox #box1 .nextArrow",true,3000);
//rollToolVertical("列表元素容器","元素","显示数量","单位移动间隔距离","上一个按钮","下一个按钮","是否自动滚动 true/false","单位移动间隔时间 毫秒")  纵向

	
function rollToolVertical(_content,_item,_showCount,_gapDist,_prevBtn,_nextBtn,_auto,_delay){

	var _totalNum=$(_item).length;
	var _maxIndex=$(_item).length-_showCount;
	var _currentIndex=0;
	var _gapDist=_gapDist;
	var _timer;
	var _delay;
	if(_delay==null){
		_delay=3000;
		}
	else{
		_delay=_delay;
		}
	
	
	$(_content).css({"height":_totalNum*_gapDist});
	
	$(_prevBtn).click(function(){		
		_prev();		
		});
	
	$(_nextBtn).click(function(){	
			_next();	
		});
		
	function _prev(){
			if(_currentIndex>0){
				_currentIndex-=1;
				_moveContent();
			}else{
				_currentIndex=_totalNum-_showCount;
				_moveContent();
			}		
		}
		
	function _next(){
			if(_currentIndex<_totalNum-_showCount){
				_currentIndex+=1;
				_moveContent();
				}
			else{
				_currentIndex=0;
				_moveContent();
				}
		}
	
		
	function _moveContent(){
		  $(_content).stop().animate({"margin-top":-(_gapDist*_currentIndex)},{queue:false,duration:600});	
		}
		
	if(_auto){
		_timer=setInterval(_next,_delay);	
		
		$(_prevBtn).hover(function(){
			clearInterval(_timer);
			},function(){
			_timer=setInterval(_next,_delay);
				
		});
		
		
		$(_nextBtn).hover(function(){
			clearInterval(_timer);
			},function(){
			_timer=setInterval(_next,_delay);
				
		});
		
		
		$(_item).hover(function(){
			clearInterval(_timer);
			},function(){
			_timer=setInterval(_next,_delay);
				
		});
		
		}	
		
	
	}


//======================== carousel 轮播图 =========================

	//carousel(".hp_banner2 a",".hp_banner2 .carouselIcons li",4000);
	//carousel("banner图片列表","序列按钮","轮播间隔时间 毫秒")


function carousel(_kv,_pointIcon,_delay){  
	var currentKvIndex=0;
	var oldKvIndex=0;
	var kvList;
	var _timer;
	var _delay=_delay;
	var _pointIcon;
	
	function autoPlayKv(){
		
		currentKvIndex+=1;
		if(currentKvIndex==kvList.length){
			currentKvIndex=0;
			}
		playKv();
		
	}
	
	function playKv(){
		
		if(oldKvIndex<currentKvIndex){		
				moveOutKv(oldKvIndex,true);	
			}else{
				moveOutKv(oldKvIndex,false);	
			}
				
			if(oldKvIndex<currentKvIndex){		
				moveInKv(currentKvIndex,true);
			}else{
				moveInKv(currentKvIndex,false);
			}
			
			setPointBtnStatus();												
		}
	
	
	
	function moveOutKv(kvIndex,next){
			
		$(kvList[kvIndex]).stop().animate({"opacity":0},{queue:false,duration:1000,complete:hideKv});
		}
		
	function moveInKv(kvIndex,next){
			$(kvList[kvIndex]).css({"display":"block"})
			$(kvList[kvIndex]).stop().animate({"opacity":1},{queue:false,duration:1000});
			oldKvIndex=currentKvIndex;
			
		}				
		
	function hideKv(){
		for(var i=0;i<kvList.length;i++){
			if($(kvList[i]).css("opacity")==0&&i!=currentKvIndex){
				$(kvList[i]).css({"display":"none"});
				}
			}
		}
		
	function setPointBtnStatus(){
		$(_pointIcon).removeClass("current");
		$($(_pointIcon)[currentKvIndex]).addClass("current");
		
		}	
		
		
	function resetKv(){
		kvList=$(_kv);
		_pointIcon=$(_pointIcon);
		
		$(_kv).css({"display":"none","opacity":0,"position":"absolute","top":0,"left":0})
		$(kvList[currentKvIndex]).css({"display":"block","opacity":1});
		
		if($(_kv).length>1){
			_timer=setInterval(autoPlayKv,_delay);
	
			
			$(_kv).hover(function(){
				
				clearInterval(_timer);
				}, function(){
					_timer=setInterval(autoPlayKv,_delay);
				});
			
			}
			
		$(_pointIcon).hover(function(){
			
			clearInterval(_timer);
			}, function(){
				_timer=setInterval(autoPlayKv,_delay);
			});
		
			
			
		$(_pointIcon).click(function(){
			currentKvIndex=$(_pointIcon).index(this);
			playKv();
			});
			
		setPointBtnStatus();
			
		}
		
	resetKv();
		
		
	}


//----------------- swtichTool -------------------

function swtichTool(_tab,_current,_content){
	var _contents=$(_content);
	var _index=0;	
	
	$(_tab).mouseover(function(){
		$(_tab).removeClass(_current);
		$(this).addClass(_current);		
		_index=$(_tab).index($(this));
		$(_content).css({"display":"none"});
		$($(_content)[_index]).css({"display":"block"});		
		});
	
	}

//----------------- interceptText -------------------

function _intercept( _str,_strMaxLength){
	var sub_length = _strMaxLength ;
	var temp1 = _str.replace(/[^\x00-\xff]/g,"**");
	var temp2 = temp1.substring(0,sub_length);
	var x_length = temp2.split("\*").length - 1 ;
	var hanzi_num = x_length /2 ;
	sub_length = sub_length - hanzi_num ;
	var res = _str.substring(0,sub_length);
	if(sub_length < _str.length ){
	var end =res+"……" ;
	}else{
	var end = res ;
	}
	return end ;
}

function _interceptText(_str,_strMaxLength,_textContainer){  //_str 源字符串 ,_strMaxLength 需要显示最大字符长度，一个汉字占位2个字符长度,_textContainer 截取后的文本内容显示的目标容器
	  $(_textContainer).html(_intercept(_str,_strMaxLength));
	}
	
function _initInterceptText(){
	for(var i=0;i<$(".interceptObject").length;i++){
		var _item=$(".interceptObject")[i];
		_interceptText($(_item).text(),$(_item).attr("strMaxLength"),$(_item));
		}
	}