document.write("<div id='change_up1051' style='LEFT: 0px; POSITION: relative; TOP: 0px;'>");
document.write("<div id='change_down1051' style='POSITION: absolute; VISIBILITY: hidden;LEFT: -50px;'>");
document.write("<a href='http://show.39.net/ImagesWeb/adclick.aspx?AdSeatID=3148&AdCellID=1051&ReturnUrl=http://www.39.net/Fitness/'  target='_blank' onMouseOver='change_over1051();' onMouseOut='change_out1051();'>");
document.write("<img id='aimimg1051' src='http://show.39.net/AdManage/160x160/39_fitness/01_160x160.gif' border='0'>");
document.write("</a>");
document.write("</div>");
document.write("<a href='http://show.39.net/ImagesWeb/adclick.aspx?AdSeatID=3148&AdCellID=1051&ReturnUrl=http://www.39.net/Fitness/'  target='_blank' onMouseOver='change_over1051();' onMouseOut='change_out1051();'>");
document.write("<img src='http://show.39.net/AdManage/100x50/39_fitness/01_100x50.gif' border='0'>");
document.write("</a>");
document.write("</div>");

ns=(document.layers)?true:false;
ie=(document.all)?true:false;
function change_over1051()
{if(ns){document.eval('change_down1051').visibility="show";}
else if(ie){ 
eval('change_down1051').style.left=-60;eval('change_down1051').style.top=-50-100-10;
  eval('change_down1051').style.visibility="visible";
 }
}function change_out1051(){if(ns){document.eval('change_down1051').visibility="hide";}
else if(ie) eval('change_down1051').style.visibility="hidden";}