var leadCount = 0;
function rotateLead() {
	
   if (leadCount == 4) { leadCount = 1; } else { leadCount = leadCount + 1; }

   if (leadCount == 1) { document.getElementById("leadstory1").className = "visible"; } else { document.getElementById("leadstory1").className = "hidden"; }
   if (leadCount == 2) { document.getElementById("leadstory2").className = "visible"; } else { document.getElementById("leadstory2").className = "hidden"; }
   if (leadCount == 3) { document.getElementById("leadstory3").className = "visible"; } else { document.getElementById("leadstory3").className = "hidden"; }
   if (leadCount == 4) { document.getElementById("leadstory4").className = "visible"; } else { document.getElementById("leadstory4").className = "hidden"; }
}
function startLead(){
  leadInt = window.setInterval("rotateLead()", 8000);
}
function stopLead(){
  window.clearInterval(leadInt);
}
function jumpLead(newLead,numLeads){
  window.clearInterval(leadInt);
  leadCount = newLead;
  leadInt = window.setInterval("rotateLead()", 8000);

  // run loop through number of leads
  for(var i=0; i < numLeads; i++){
    count = i + 1;
    if(newLead==count){
      eval('document.getElementById("leadstory'+count+'").className = "visible"');
    } else{
      eval('document.getElementById("leadstory'+count+'").className = "hidden"');
    }
  }
}

function swapLead(newLead,numLeads){
  for(i=0; i < numLeads; i++){
    var count = i + 1;
    if (count == newLead) {
      eval('document.getElementById("leadstory'+count+'").className = "visible"');
    } else {
      eval('document.getElementById("leadstory'+count+'").className = "hidden"');
    }
  }
}