var cur_news_of_work_td;
var image_scroll_timer=null;
var image_scroll_left=0;
var float_layer_flag=false;
var float_layer_content="";
var float_layer_height_step=1;
var float_layer_width_step=1;
var float_layer_object=null;
var float_layer_left=0;
var float_layer_top=0;
var float_layer_timer=null;
var float_layer_time=10;
var float_layer_float_flag=true;
function init_page_of_default_info(){
  init_float_layer();
}

document.onreadystatechange=function(){
    if(document.readyState=="complete")
        init_page_of_default_info();
}

function init_float_layer(){
    if(!float_layer_flag || float_layer_content.length<1)
    {return;}
    var _dO=document.createElement("<div id='div_float_layer'></div>");
    var _dfO=document.createElement("<div id='div_float_layer_control'></div>");
    var _dfcO=document.createElement("<span id='span_float_layer_control'></span>");
    document.body.appendChild(_dO);
    _dO.innerHTML=float_layer_content;
    _dO.appendChild(_dfO);
    _dfO.appendChild(_dfcO);
    _dfcO.innerHTML="×";
    _dfcO.onclick=close_float_layer;
    float_layer_object=_dO;
    window.onresize=function(){clearTimeout(float_layer_timer);move_float_layer();}
    _dO.onmouseover=function(){if(float_layer_timer!=null){clearTimeout(float_layer_timer);}}
    _dO.onmouseout=function(){clearTimeout(float_layer_timer);move_float_layer();};
    move_float_layer();
}
function move_float_layer()
{
    if(!float_layer_float_flag)
    {return;}

    var _l,_t;
    var _sw,_sh,_lw,_lh,_st,_sl;
    
    _sw=document.getElementsByTagName("body")[0].offsetWidth;
    _sh=document.getElementsByTagName("body")[0].offsetHeight;
    _st=document.getElementsByTagName("body")[0].scrollTop;
    _sl=document.getElementsByTagName("body")[0].scrollLeft;
    _lw=float_layer_object.offsetWidth;
    _lh=float_layer_object.offsetHeight;
    
    float_layer_left+=float_layer_width_step;
    float_layer_top+=float_layer_height_step;
    
    if(float_layer_left+_lw>_sw || float_layer_left<1)
    {float_layer_width_step=-float_layer_width_step;}
    if(float_layer_top+_lh>_sh || float_layer_top<1)
    {float_layer_height_step=-float_layer_height_step;}
    
    if(float_layer_left+_lw>_sw)
    {float_layer_left=_sw-_lw;}
    if(float_layer_top+_lh>_sh)
    {float_layer_top=_sh-_lh;}
    
    float_layer_object.style.left=float_layer_left+_sl;
    float_layer_object.style.top=float_layer_top+_st;
 
    float_layer_timer=setTimeout(move_float_layer,float_layer_time);
}
function close_float_layer(){
    float_layer_float_flag=false;
    float_layer_object.style.display="none";
}