// JavaScript Document
//**************精彩视频左*******************鼠标经过//
function Show_BlkBlackTab_1(BlkBlackTabid_num,BlkBlackTabnum,cnt){
for(var i=0;i<cnt;i++){document.getElementById("BlkBlackTabcontent1_"+BlkBlackTabid_num+i).style.display="none";}
for(var i=0;i<cnt;i++){document.getElementById("BlkBlackTabmenu1_"+BlkBlackTabid_num+i).className="prolb";}
document.getElementById("BlkBlackTabmenu1_"+BlkBlackTabid_num+BlkBlackTabnum).className="prola";
document.getElementById("BlkBlackTabcontent1_"+BlkBlackTabid_num+BlkBlackTabnum).style.display="";
}

function showmenu(tabid,tabnum){
for(var i=0;i<tabnum;i++){document.getElementById("tab_"+i).style.display="none";}
document.getElementById("tab_"+tabid).style.display="";
}
function hiddenmenu(){
	for(var i=0;i<3;i++){document.getElementById("tab_"+i).style.display="none";}
}
function out()
{
if(window.event.toElement.id!="tab_0" && window.event.toElement.id!="menu1")
  tab_0.style.visibility="hidden";
}