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 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) {
		home_over = newImage("images/home_over.gif");
		relocation_over = newImage("images/relocation_over.gif");
		estate_over = newImage("images/estate_over.gif");
		redesign_over = newImage("images/redesign_over.gif");
		training_over = newImage("images/training_over.gif");
		about_over = newImage("images/about_over.gif");
		contact_over = newImage("images/contact_over.gif");
		preloadFlag = true;
	}
}


imageArray = new Array ("", "portfolio/winter_1.jpg", "portfolio/winter_2.jpg", "portfolio/winter_3.jpg", "portfolio/granen_4.jpg", "portfolio/granen_5.jpg", "portfolio/granen_6.jpg", 
						"portfolio/val_9516.jpg", "portfolio/val_9534.jpg", "portfolio/val_9528.jpg", "portfolio/val_9530.jpg",	
						"portfolio/val_9545.jpg", "portfolio/val_9544.jpg", "portfolio/val_9523.jpg", "portfolio/val_9546.jpg",
						"portfolio/val_9556.jpg", "portfolio/val_9578.jpg", "portfolio/val_9555.jpg", "portfolio/val_9583.jpg",
						"portfolio/val_9571.jpg", "portfolio/val_9572.jpg")
		
		LinkArray = new Array ("", "winter_1.html", "winter_2.html", "winter_3.html", "granen_4.html", "granen_5.html", "granen_6.html", "val_9516.html", "val_9534.html")
		
		function setWinterImage(thisImage) {
			document.winterPortfolio.src = imageArray[thisImage]
		}
		
		function setGranenImage(thisImage) {
			document.granenPortfolio.src = imageArray[thisImage]
		}
		function setValImage(thisImage) {
			document.valPortfolio.src = imageArray[thisImage]
		}
		function setVal2Image(thisImage) {
			document.val2Portfolio.src = imageArray[thisImage]
		}
		function setVal3Image(thisImage) {
			document.val3Portfolio.src = imageArray[thisImage]
		}
		
		textArray = new Array ("", "Caption for Winter Photo 1", "Caption for Winter Photo 2", "Caption for Winter Photo 3", "Caption for Granen Photo 1", "Caption for Granen Photo 2", "Caption for Granen Photo 3", 
									"Caption for Val Photo 16 - Before", "Caption for Val Photo 34 - After", "Caption for Val Photo 28 - Before", "Caption for Val Photo 30 - After",
									"Caption for Val Photo 45 - Before?", "Caption for Val Photo 44 - Before?", "Caption for Val Photo 23 - Before", "Caption for Val Photo 46 - After",
									"Caption for Val Photo 56 - Before", "Caption for Val Photo 78 - After", "Caption for Val Photo 55 - Before", "Caption for Val Photo 83 - After",
									"Caption for Val Photo 71 - Before", "Caption for Val Photo 72 - After")
		
		function setWinterText(thisText) {
			document.getElementById("winterCaption").innerHTML = textArray[thisText]
			}
		function setGranenText(thisText) {
			document.getElementById("granenCaption").innerHTML = textArray[thisText]
			}
		function setValText(thisText) {
			document.getElementById("valCaption").innerHTML = textArray[thisText]
			}
		function setVal2Text(thisText) {
			document.getElementById("val2Caption").innerHTML = textArray[thisText]
			}
		function setVal3Text(thisText) {
			document.getElementById("val3Caption").innerHTML = textArray[thisText]
			}
			
		function setLink(thisLink) {
			document.getElementById("winterLink").href = LinkArray[thisLink]
			
			}