// Copyright: hc360.com
// Author: Dakular
// Useage: HCmarquee(滚动对象id, 可见范围宽度, 可见范围高度, 滚动速度, 停留时间, 方向); 方向有left和up两种
function HCmarquee(id,mw,mh,mr,sr,ms,pause,dr){
	
	var obj=document.getElementById(id);
	obj.ss=false; //stop tag
	obj.mr=mr; //marquee rows
	obj.sr=sr; //marquee display rows
	obj.mw=mw; //marquee width
	obj.mh=mh; //marquee height
	obj.ms=ms; //marquee speed
	obj.pause=pause; //pause time
	obj.pt=0; //pre top
	obj.st=0; //stop time
	obj.dr=dr; //direction

	with(obj){
		style.width=mw+"px";
		style.height=mh+"px";
		noWrap=false;
		onmouseover=stopm;
		onmouseout=startm;
		scrollTop=0+"px";
		scrollLeft=0+"px";
	}
	
	if(obj.mr!=1){
		switch(obj.dr){
			case("up"):
				obj.tt=mh*mr/sr;
				obj.ct=mh; //current top
				obj.innerHTML+=obj.innerHTML;
				setInterval(scrollUp,obj.ms); break;
			default://("left"):
				obj.tt=mw*mr/sr;
				obj.ct=mw;
				obj.innerHTML='<div style="width:'+(obj.tt*2)+'px;"><div style="float:left;">'+obj.innerHTML+'</div><div style="float:right;">'+obj.innerHTML+'</div></div>';
				document.write('<style type="text/css">#'+id+' table{width:'+mw*mr+'px;} #'+id+' td{width:'+mw+'px;}</style>');
				setInterval(scrollLeft,obj.ms); break;
		}
	}

	function scrollUp(){
		if(obj.ss==true) return;
		obj.ct+=1;
		if(obj.ct==obj.mh+1){
			obj.st+=1; obj.ct-=1;
			if(obj.st==obj.pause){obj.ct=0; obj.st=0;}
		}else {
			obj.pt=(++obj.scrollTop);
			if(obj.pt==obj.tt){obj.scrollTop=0;}
		}
	}

	function scrollLeft(){
		if(obj.ss==true) return;
		obj.ct+=1;
		if(obj.ct==obj.mw+1){
			obj.st+=1; obj.ct-=1;
			if(obj.st==obj.pause){obj.ct=0; obj.st=0;}
		}else {
			obj.pt=(++obj.scrollLeft);
			if(obj.pt==obj.tt){obj.scrollLeft=0;}
		}
	}

	function stopm(){obj.ss=true;}
	function startm(){obj.ss=false;}
}

//产品推荐的滚动的
function srcMarquee(){
	this.ID = document.getElementById(arguments[0]);
	if(!this.ID){this.ID = -1;return;}
	this.Direction = this.Width = this.Height = this.DelayTime = this.WaitTime = this.Correct = this.CTL = this.StartID = this.Stop = this.MouseOver = 0;
	this.Step = 1;
	this.Timer = 30;
	this.DirectionArray = {"top":0 , "bottom":1 , "left":2 , "right":3};
	if(typeof arguments[1] == "number")this.Direction = arguments[1];
	if(typeof arguments[2] == "number")this.Step = arguments[2];
	if(typeof arguments[3] == "number")this.Width = arguments[3];
	if(typeof arguments[4] == "number")this.Height = arguments[4];
	if(typeof arguments[5] == "number")this.Timer = arguments[5];
	if(typeof arguments[6] == "number")this.DelayTime = arguments[6];
	if(typeof arguments[7] == "number")this.WaitTime = arguments[7];
	if(typeof arguments[8] == "number")this.ScrollStep = arguments[8]
	this.ID.style.overflow = this.ID.style.overflowX = this.ID.style.overflowY = "hidden";
	this.ID.noWrap = true;
	this.IsNotOpera = (navigator.userAgent.toLowerCase().indexOf("opera") == -1);
	if(arguments.length >= 7)this.Start();
}
srcMarquee.prototype.Start = function(){
	if(this.ID == -1)return;
	if(this.WaitTime < 800)this.WaitTime = 800;
	if(this.Timer < 20)this.Timer = 20;
	if(this.Width == 0)this.Width = parseInt(this.ID.style.width);
	if(this.Height == 0)this.Height = parseInt(this.ID.style.height);
	if(typeof this.Direction == "string")this.Direction = this.DirectionArray[this.Direction.toString().toLowerCase()];
	this.HalfWidth = Math.round(this.Width / 2);
	this.BakStep = this.Step;
	this.ID.style.width = this.Width;
	this.ID.style.height = this.Height;
	if(typeof this.ScrollStep != "number")this.ScrollStep = this.Direction > 1 ? this.Width : this.Height;
	var msobj = this;
	var timer = this.Timer;
	var delaytime = this.DelayTime;
	var waittime = this.WaitTime;
	msobj.StartID = function(){msobj.Scroll()}
	msobj.Continue = function(){
		if(msobj.MouseOver == 1){
		setTimeout(msobj.Continue,delaytime);
     }
     else{ clearInterval(msobj.TimerID);
		msobj.CTL = msobj.Stop = 0;
		msobj.TimerID = setInterval(msobj.StartID,timer);
     }
    }
	msobj.Pause = function(){
		msobj.Stop = 1;
		clearInterval(msobj.TimerID);
		setTimeout(msobj.Continue,delaytime);
    }
	msobj.Begin = function(){
   msobj.ClientScroll = msobj.Direction > 1 ? msobj.ID.scrollWidth : msobj.ID.scrollHeight;
   if((msobj.Direction <= 1 && msobj.ClientScroll <msobj.Height) || (msobj.Direction > 1 && msobj.ClientScroll <msobj.Width))return;
   msobj.ID.innerHTML += msobj.ID.innerHTML;
   msobj.TimerID = setInterval(msobj.StartID,timer);
   if(msobj.ScrollStep < 0)return;
   msobj.ID.onmousemove = function(event){
       if(msobj.ScrollStep == 0 && msobj.Direction > 1){
			var event = event || window.event;
			if(window.event){
				if(msobj.IsNotOpera){msobj.EventLeft = event.srcElement.id == msobj.ID.id ? event.offsetX - msobj.ID.scrollLeft : event.srcElement.offsetLeft - msobj.ID.scrollLeft + event.offsetX;}
				else{msobj.ScrollStep = null;return;}
			}
			else{msobj.EventLeft = event.layerX - msobj.ID.scrollLeft;}
			msobj.Direction = msobj.EventLeft > msobj.HalfWidth ? 3 : 2;
			msobj.AbsCenter = Math.abs(msobj.HalfWidth - msobj.EventLeft);
			msobj.Step = Math.round(msobj.AbsCenter * (msobj.BakStep*2) / msobj.HalfWidth);
			}
		}
		msobj.ID.onmouseover = function(){
			if(msobj.ScrollStep == 0)return;
			msobj.MouseOver = 1;
			clearInterval(msobj.TimerID);
		}
		msobj.ID.onmouseout = function(){
		if(msobj.ScrollStep == 0){
			if(msobj.Step == 0)msobj.Step = 1;
			return;
		}
		msobj.MouseOver = 0;
		if(msobj.Stop == 0){
			clearInterval(msobj.TimerID);
			msobj.TimerID = setInterval(msobj.StartID,timer);
		}}}
		setTimeout(msobj.Begin,waittime);
}

srcMarquee.prototype.Scroll = function(){
	switch(this.Direction){
	case 0:
	this.CTL += this.Step;
	if(this.CTL >= this.ScrollStep && this.DelayTime > 0){
		this.ID.scrollTop += this.ScrollStep + this.Step - this.CTL;
		this.Pause();
		return;
	}
	else{
		if(this.ID.scrollTop >= this.ClientScroll){this.ID.scrollTop -= this.ClientScroll;}
		this.ID.scrollTop += this.Step;
	}
	break;

	case 1:
	this.CTL += this.Step;
	if(this.CTL >= this.ScrollStep && this.DelayTime > 0){
		this.ID.scrollTop -= this.ScrollStep + this.Step - this.CTL;
		this.Pause();
		return;
	}
	else{
		if(this.ID.scrollTop <= 0){this.ID.scrollTop += this.ClientScroll;}
		this.ID.scrollTop -= this.Step;
	}
	break;

	case 2:
	this.CTL += this.Step;
	if(this.CTL >= this.ScrollStep && this.DelayTime > 0){
		this.ID.scrollLeft += this.ScrollStep + this.Step - this.CTL;
		this.Pause();
		return;
	}
	else{
		if(this.ID.scrollLeft >= this.ClientScroll){this.ID.scrollLeft -= this.ClientScroll;}
		this.ID.scrollLeft += this.Step;
	}
	break;

	case 3:
	this.CTL += this.Step;
	if(this.CTL >= this.ScrollStep && this.DelayTime > 0){
		this.ID.scrollLeft -= this.ScrollStep + this.Step - this.CTL;
		this.Pause();
		return;
	}
	else{
		if(this.ID.scrollLeft <= 0){this.ID.scrollLeft += this.ClientScroll;}
	this.ID.scrollLeft -= this.Step;
	}
	break;
	}
} 


// 产品详细页面点小图看大图的JS
function changCurrentObject(obj,type){
	if(type == 1){
		obj.className = "show_bg";
		obj.getElementsByTagName('p')[0].style.display = "none";
		obj.getElementsByTagName('p')[1].style.display = "block";
	}else{
		obj.className = "show_no_bg";
		obj.getElementsByTagName('p')[0].style.display = "block";
		obj.getElementsByTagName('p')[1].style.display = "none";			
	}
}