// JavaScript Simple Image Swapper

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;
	}
} // newImage

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;
} // findElement

function changeImages() {
	if (document.images) {
		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];
			}
		}
	}
} // changeImages



// JavaScript Simple div DOM hide and display - Kelvin Owers

function getStyleObject(objectId) {
    // cross-browser function to get an object's style object given its Id
    if(document.getElementById && document.getElementById(objectId)) {
        // W3C DOM
        return document.getElementById(objectId).style;
    } else if (document.all && document.all(objectId)) {
        // MSIE 4 DOM
        return document.all(objectId).style;
    } else if (document.layers && document.layers[objectId]) {
        // NN 4 DOM.. note: this won't find nested layers
        return document.layers[objectId];
    } else {
        return false;
    }
} // getStyleObject

function closeDiv(CloseDivId)
{
  var the_style = getStyleObject(CloseDivId);
  the_style.display = "none";
} // closeDiv

function openDiv(OpenDivId)
{
  var the_style = getStyleObject(OpenDivId);
  the_style.display = "block";
} // openDiv

function toggleDiv(toggleDivId)
{
  var the_style = getStyleObject(toggleDivId);
  if (the_style.display == "block") {closeDiv(toggleDivId);}
  else {openDiv(toggleDivId);}
} // toggleDiv