;(function(){
	var index = 0;
	var timer = null;
	var suspension = function(options){
		this.width = options.width||200;
		this.height = options.height||240;
		this.data = options.data||{title: '',content: ''};
		this.isclose = options.isclose||true;
		this.isdrag = options.isdrag||false;
		this.scrollbg = options.scrollbg||'green';
		this.speed = options.speed>=2?1:options.speed;
		this.left = options.left||0;/*默认left距离*/
		this.top = options.left||0;/*默认top距离*/
		this.tflag = false;/*控制高度-锁*/
		this.lflag = true;/*控制宽度-锁*/
		this.index = index;
		this.init();
	};
	/*初始化*/
	suspension.prototype.init = function(){
		this.adddom();
		var rglsuspension = document.getelementbyid('rgl_suspension'+this.index);
		var rglspclose = document.getelementbyid('rgl_sp_close'+this.index);
		var rglspcontent = document.getelementbyid('rgl_sp_content'+this.index);
		var rglspcontenttext = document.getelementbyid('rgl_sp_content_text'+this.index);
		/*设置内容、滚动条高度*/
		this.setheight({
			content: rglspcontent,
		});
		/*是否关闭*/
		if(this.isclose){
			this.close({
				close: rglspclose,
				suspension: rglsuspension
			});
		}
		/*运动起来*/
		this.motion({
			suspension: rglsuspension
		});
		/*移入停止、离开运行*/
		this.stopstart({
			suspension: rglsuspension
		});
		/*拖拽*/
		if(this.isdrag){
			this.drag({
				suspension: rglsuspension,
				title: rglspcontent
			});
		}
		/*窗口改变*/
		this.resize({
			suspension: rglsuspension
		});
	};
	/*添加结构*/
	suspension.prototype.adddom = function(){
		var div = document.createelement('div');
		div.classname = "suspension";
		div.id = "rgl_suspension"+this.index;
		div.style.position = 'absolute';
		div.style.width = this.width+'px';
		div.style.height = this.height+'px';
		div.style.left = this.left+'px';
		div.style.top = this.top+'px';
		div.style.zindex = 99999;
		var temp = "";
		if(this.isclose){
			temp += '<span class="sp-close" id="rgl_sp_close'+this.index+'" style="text-align:right;cursor:pointer;font-size: 32px;width:20px;color: white;display: block;position:absolute;right:3%;top:10%">×</span>';
		}
		temp += '<div class="sp-content" id="rgl_sp_content'+this.index+'">'+
			'<div class="sp-content-text" id="rgl_sp_content_text'+this.index+'">'+this.data.content+'</div>'+
		'</div>';
		div.innerhtml = temp;
		document.getelementsbytagname('body')[0].appendchild(div);
	};
	/*运动起来*/
	suspension.prototype.setheight = function(options){
		options.content.style.height = this.height+'px';
	};
	/*运动起来*/
	suspension.prototype.motion = function(options){
		var width = document.documentelement.clientwidth-options.suspension.offsetwidth;/*获取并计算浏览器初始宽度*/
		var height = document.documentelement.clientheight-options.suspension.offsetheight;/*获取并计算浏览器初始高度*/
		var _this = this;
		timer=setinterval(function(){
			var scrolltop = document.documentelement.scrolltop||document.body.scrolltop;
			if(!_this.tflag){
				_this.top += _this.speed;
				if(_this.top>=height){
					_this.tflag=true;
				}
			}else{
				_this.top -= _this.speed;
				if(_this.top<=0){
					_this.tflag=false;
				}
			}
			if(_this.lflag){
				 _this.left += _this.speed;
				if(_this.left>=width){
					_this.lflag=false;
				}
			}else{
				_this.left -= _this.speed;
				if(_this.left<=0){
					_this.lflag=true;
				}
			}
			options.suspension.style.left = _this.left+'px';
			options.suspension.style.top = (_this.top+scrolltop)+'px';
		},15);
	};
	/*关闭悬浮*/
	suspension.prototype.close = function(options){
		options.close.onclick = function(){
			document.getelementsbytagname('body')[0].removechild(options.suspension);
		};
	};
	/*窗口变化*/
	suspension.prototype.resize = function(options){
		var _this = this;
		window.onresize = function(){
			clearinterval(timer);
			_this.motion(options);
		};
	};
    /*兼容监听事件*/
    suspension.prototype.addevent = function (obj,xevent,fn) {
        if(obj.attachevent){
            obj.attachevent('on'+xevent,fn);
        }else{
            obj.addeventlistener(xevent,fn,false);
        }
    };
    /*移入停止运动--离开继续运动*/
    suspension.prototype.stopstart = function (options) {
        options.suspension.onmouseenter = function(){
        	clearinterval(timer);
        };
        var _this = this;
        options.suspension.onmouseleave = function(){
        	_this.motion(options);
        };
    };
    /*获取样式*/
    suspension.prototype.getstyle = function (obj,stylename){
        if(obj.currentstyle){
            //ie
            return obj.currentstyle[stylename];
        }else{
            //chrom,ff
            return getcomputedstyle(obj,false)[stylename];
        }
    };
    /*拖拽*/
    suspension.prototype.drag = function(options){
		var state;/*拖动锁*/
		var _this = this;
		options.title.onmousedown = function(event){
			event = event||window.event;
			state = false;
			var scrolltop = document.documentelement.scrolltop||document.body.scrolltop;
			 //记录鼠标距离盒子左边和上边的距离   偏移量
            var disx = event.clientx-options.suspension.offsetleft;//左边
            var disy = event.clienty+scrolltop-options.suspension.offsettop;//上边
            //鼠标移动事件
            document.onmousemove=function(event){
                event = event||window.event;
                var x = event.clientx-disx;//盒子左边的距离
                var y = event.clienty+scrolltop-disy;//盒子顶部距离
                var w = document.documentelement.clientwidth;
                var h = document.documentelement.clientheight;
                //判断屏幕范围
                if(x<0){
                    x=0;
                }
                if(y<0){
                    y=0;
                }
                if(x>w-options.suspension.offsetwidth){
                    x=w-options.suspension.offsetwidth;
                }
                if(y>h+scrolltop-options.suspension.offsetheight){
                    y=h+scrolltop-options.suspension.offsetheight;
                }
                //赋值
                _this.top = y-scrolltop;
                _this.left = x;
                options.suspension.style.left=x+"px";
                options.suspension.style.top=y+"px";
            };
            //鼠标抬起停止拖拽
            document.onmouseup=function(){
                document.onmousemove=null;
                state = true;
            };
            return false;
		};
    };
	window.suspension = suspension;
})();
/**
window.onload = function(){
	new suspension({
		width: 470,
		height: 230,
		left: 100,
		top: 20,
        data: {
        	 content: '<a href="http://www.zhongmeigk.com/news-3593" target="_blank"><img src="/zmimages/zmpiaofu2.jpg"/></a>'
			//content: '<a href="https://aisite.wejianzhan.com/site/zhongmeigk.com/b418ae05-cece-4a94-bf6a-190b0340b4df" target="_blank"><img src="/zmimages/zmpiaofu2.jpg"/></a>'
        },
        speed: 6,
        isclose: true,
        isdrag: true,
        scrollbg: 'red',
	});
};**/