userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
function newImage(arg) {
  if (document.images) {
    rslt = new Image();
    rslt.src = arg;
    return rslt;
  }
}

function findElement(n,ly) {
  if (browserVers < 4)		return document[n];
  var curDoc = ly ? ly.document : document;
  var elem = curDoc[n];
  if (!elem) {
    for (var i=0;i<curDoc.layers.length;i++) {
      elem = findElement(n,curDoc.layers[i]);
      if (elem) return elem;
    }
  }
  return elem;
}

function clicker(index,business){
	var thediv=document.getElementById('displaybox');
	if(thediv.style.display == "none"){
		thediv.style.display = "";
		thediv.innerHTML = '<br clear /><div id="bubbleposition"><div id="bubble"><img src="/images/bubble.png" width="400" height="300" alt="bubble"></div><div id="bubble"><p class="bubbletext">Is this your business? Do you have an update?<br />Click <a href="http://www.weshopdover.com/weshopemail.php?id=' + index + '" target="_blank">here</a> to request an update to the ' + business + ' listing.</p></div></div>';
	}else{
		thediv.style.display = "none";
		thediv.innerHTML = '';
	}
	return false;
}

function changeImages() {
  if (document.images && (preloadFlag == true)) {
    var img;
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      img = null;
      if (document.layers) {
        img = findElement(changeImages.arguments[i],0);
      }
      else {
        img = document.images[changeImages.arguments[i]];
      }
      if (img) {
        img.src = changeImages.arguments[i+1];
      }
    }
  }
}

var preloadFlag = false;
function preloadImages() {
  if (document.images) {
    button01_over = newImage("images/button01-over.jpg");
    button02_over = newImage("images/button02-over.jpg");
    button03_over = newImage("images/button03-over.jpg");
    button04_over = newImage("images/button04-over.jpg");
    cornerLogo_over = newImage("images/cornerLogo-over.jpg");
    preloadFlag = true;
  }
}