var posYoubiao:Array = new Array();   
posYoubiao[0] = 5;   
for (i=1; i<6; i++) {   
        //预先设置好游标的位置   
        posYoubiao[i] = 5+(i)*95;   
}   
function youbiaoMotion(no:Number) {   
        youbiaoTarget = posYoubiao[no];   
        //从预先算好的游标位置中取得当前游标的坐标位置   
        youbiao0.onEnterFrame = function() {   
                youbiao0._x = youbiao0._x+(youbiaoTarget-youbiao0._x)*0.2;   
                if (Math.abs(youbiaoTarget-youbiao0._x)<=0.2) {   
                        youbiao0._x = youbiaoTarget;   
                        delete this.onEnterFrame;   
                }   
        };   
}  
//////////////按钮事件/////////////  
for (i=0; i<6; i++) {   
        this["topMenu_btn"+i].no = i;   
        this["topMenu_btn"+i].useHandCursor = false;   
        this["topMenu_btn"+i].onRollOver = function() {   
                if (nowYoubiao != this.no) {   
                        youbiaoMotion(this.no);   
                }   
        };   
        this["topMenu_btn"+i].onRelease = function() {   
                //鼠标点击事件   
        };   
}