// News rotation script

var lastNum = 0;
var articleCount = 0;
var nImage = new Array();
var nVideo = new Array();
var nVideoRate = new Array();
var nHeadline = new Array();
var nTeaser = new Array();
var nLink = new Array();
var nTarget = new Array();
var nColor = new Array();
var imgPath = imgRoot + "images/";

function switchNews(nNum) {
  if (nNum == 'c') {
    nNum = lastNum;
    displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum],nVideo[nNum],nVideoRate[nNum],nColor[nNum]);
    swButton(nNum);
  } else if (nNum == 'p') {
    // Increment next value or reset count and start at 1
    if (lastNum > 0) {
      nNum = lastNum - 1;
    } else {
      nNum = ((lastNum - 1) + articleCount);
    }
    lastNum = nNum;
    displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum],nVideo[nNum],nVideoRate[nNum],nColor[nNum]);
    swButton(nNum);
  } else if (nNum == 'n') {
    // Increment next value or reset count and start at 1
    if (lastNum < (articleCount-1)) {
      nNum = lastNum + 1;
    } else {
      nNum = ((lastNum + 1) - articleCount);
    }
    lastNum = nNum;
    displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum],nVideo[nNum],nVideoRate[nNum],nColor[nNum]);
    swButton(nNum);
  } else if ((nNum == 0) || (nNum == 1) || (nNum == 2) || (nNum == 3) || (nNum == 4)) {
    nNum = (!nNum) ? 1 : nNum+1;
    nNum = nNum - 1;
    lastNum = nNum;
    displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum],nVideo[nNum],nVideoRate[nNum],nColor[nNum]);
    swButton(nNum);
  } else {
    nNum = (!nNum) ? 0 : 0;
    displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum],nVideo[nNum],nVideoRate[nNum],nColor[nNum]);
    swButton(nNum);
  }
  document.getElementById('videoPlaying').style.display = 'none';
}

function setCount(count) {
  articleCount = count;
}

function swButton(bNum) {
  bNum = bNum + 1;
  document.newsbp.src = imgPath + "previous.gif";

  if (document.newsb0) {
    document.newsb0.src = (bNum == 1) ? imgPath + "button_1.gif" : imgPath + "button_1.gif";
  }
  if (document.newsb1) {
    document.newsb1.src = (bNum == 2) ? imgPath + "button_2.gif" : imgPath + "button_2.gif";
  }
  if (document.newsb2) {
    document.newsb2.src = (bNum == 3) ? imgPath + "button_3.gif" : imgPath + "button_3.gif";
  }
  if (document.newsb3) {
    document.newsb3.src = (bNum == 4) ? imgPath + "button_4.gif" : imgPath + "button_4.gif";
    //alert('document.newsb3.src: ' + document.newsb3.src);
  }
  if (document.newsb4) {
    document.newsb4.src = (bNum == 5) ? imgPath + "button_5.gif" : imgPath + "button_5.gif";
    //alert('document.newsb4.src: ' + document.newsb4.src);
  }
  
  document.newsbn.src = imgPath + "next.gif";
}


function displayNews(nID,nI,nH,nT,nL,nTar,nVid,nVidR,nC) {
	
  var linkTarget = (nTar == null) ? '_self' : nTar;
	
  var divContent = document.getElementById(nID);
  var divHTML = '';

  divHTML += '<table cellpadding="0" cellspacing="0" border="0" width="' + imgMaxX + '" align="center">';
  divHTML += '<tr><td align="center" style="vertical-align: bottom; background-image: url('+ nI +'); background-repeat: no-repeat; background-position: center bottom; height:' + imgMaxY + 'px;">';
  divHTML += '<div class="tsHeadline"><a href="' + nL + '" class="tsHeaderLink" target="' + linkTarget + '" style="color:#'+ nC +'">'+ nH + '</a></div></td></tr>';
  divHTML += '<tr><td class="tsMessage">' + nT + '</td></tr></table>';

  // Draw content to layer
  divContent.innerHTML = divHTML;

  // alert (divHTML);
  
} // End function

// Auto rotate controls    

var state=1;
var timeDelayRun = 500;
var timeDelayRotate = 11000;
var a;
var b;
var c;

// YOU ARE HERE ---- try to clear every time out via a function
function clearAll () {
  window.clearTimeout(a);
  window.clearTimeout(b);
  window.clearTimeout(c);
} // end function

function startstop() {
  if (state == 0)  {
    state = 1;
    document.images.playbtn.src = imgPath + "pause.gif";
    a = window.setTimeout("switchNews('n');rotater();", timeDelayRun);
  } else {
    state = 0;
    document.images.playbtn.src = imgPath + "play.gif";
    clearAll();
  }
} // end function

function stop() {
  state = 0;
  document.images.playbtn.src = imgPath + "play.gif";
  clearAll();
} // end function

function rotater() {
  if (state == 1)  {
    document.images.playbtn.src = imgPath + "pause.gif";
    b = window.setTimeout("switchNews('n');", timeDelayRotate);
    c = window.setTimeout("rotater();", timeDelayRotate);
  } else {
    document.images.playbtn.src = imgPath + "play.gif";
    clearAll();
  }
} // end function

function startVideo(nVid) {
  	stop();
  	
  	nVid = unescape(nVid);

  	var divHTML = '';
  	var divContent = document.getElementById("boxNewsStory");
  	divHTML += nVid;
  	  
  	// Draw content to layer
  	divContent.innerHTML = divHTML;
  	
  	document.getElementById('videoPlaying').style.display = 'block';
  	
} // end function