function roTabs(name,cursel,n){
  for(i=1;i<=n;i++){
  var menu=document.getElementById(name+i);
  var con=document.getElementById("roTab_"+name+"_"+i);
  menu.className=i==cursel?"hover":"normal";
  con.style.display=i==cursel?"block":"none";
  }
}

var speed=1000;


function Marquee(){
	var tab=document.getElementById("tabOuter");
	var tab1=document.getElementById("tabBlock");
  if (tab.scrollLeft + 100 <= tab1.offsetWidth - 500) {
      tab.scrollLeft = tab.scrollLeft + 100;
  } else {
      tab.scrollLeft = tab1.offsetWidth - 500;
  }
}

function MarqueeRight(){
	var tab=document.getElementById("tabOuter");
	var tab1=document.getElementById("tabBlock");
  if (tab.scrollLeft - 100 >= 0) {
      tab.scrollLeft = tab.scrollLeft - 100;
  } else {
      tab.scrollLeft = 0;
  }   
}