newHref = false;
tab     = 0;

function setHref(url, n){
 newHref = url;
 tab     = n;
}

function setMapFrameHeight(div){
 h = 410;
 if(parseInt(navigator.appVersion) > 3){
  if(navigator.appName == "Netscape") h = window.innerHeight;
  if(navigator.appName.indexOf("Microsoft") > -1) h = document.body.offsetHeight;
 }
 h = h - 150;
 document.getElementById(div).style.height = h + "px";
}

function nextArticle(){
 for(i = 0; i < document.anchors.length - 1; i++){
  if(document.anchors[i].indexOf(newHref) > 0)alert("Yo!");
 }
}