function nTabs(tabObj,obj){var tabList=document.getElementById(tabObj).getElementsByTagName("li");for(i=0;i<tabList.length;i++)
{if(tabList[i].id==obj.id)
{document.getElementById(tabObj+"_Title"+i).className="active";document.getElementById(tabObj+"_Content"+i).style.display="block";}else{document.getElementById(tabObj+"_Title"+i).className="normal";document.getElementById(tabObj+"_Content"+i).style.display="none";}}}
var step=10;function prorgt(){while(document.getElementById("cover").scrollLeft<680){document.getElementById("cover").scrollLeft=document.getElementById("cover").scrollLeft+step;}
document.getElementById("cover").scrollLeft=680;document.getElementById("side_r").style.backgroundImage="url(/style/www/cover.gif)";document.getElementById("side_l").style.backgroundImage="url(/style/www/coverb.gif)";};function prolft(){while(document.getElementById("cover").scrollLeft>0){document.getElementById("cover").scrollLeft=document.getElementById("cover").scrollLeft-step;}
document.getElementById("cover").scrollLeft=0;document.getElementById("side_r").style.backgroundImage="url(/style/www/coverb.gif)";document.getElementById("side_l").style.backgroundImage="";};