function menuFix() {
  var sfEls = document.getElementById("nav").getElementsByTagName("span");
  for (var i=0; i<sfEls.length; i++) {
    sfEls[i].onmouseover=function() {
      this.className+=(this.className.length>0? " ": "") + "sfvisited";
    }
    sfEls[i].onMouseDown=function() {
      this.className+=(this.className.length>0? " ": "") + "sfvisited";
    }
    sfEls[i].onMouseUp=function() {
      this.className+=(this.className.length>0? " ": "") + "sfvisited";
    }
    sfEls[i].onmouseout=function() {
      this.className=this.className.replace(new RegExp("( ?|^)sfvisited\\b"),"");
    }
  }
}
window.onload=menuFix;

function setTab(name,cursel,n){ 
for(i=1;i<=n;i++){ 
var menu=document.getElementById(name+i); 
var con=document.getElementById("con_"+name+"_"+i); 
menu.className=i==cursel?"visited":""; 
con.style.display=i==cursel?"block":"none"; 
} 
} 
window.onload=menuFix;

function setTab(name,cursel,n){ 
for(i=1;i<=n;i++){ 
var menu=document.getElementById(name+i); 
var con=document.getElementById("con_"+name+"_"+i); 
menu.className=i==cursel?"visited":""; 
con.style.display=i==cursel?"block":"none"; 
} 
} 
window.onload=menuFix;