var onImage = new Array()
		
		onImage["image1"] = new Image()
		onImage["image1"].src = "images/image_home.jpg";
		
		onImage["image2"] = new Image()
		onImage["image2"].src = "images/image_home2.jpg";

		onImage["image3"] = new Image()
		onImage["image3"].src = "images/projects/regata.jpg";
		
		onImage["image4"] = new Image()
		onImage["image4"].src = "images/projects/regata2.jpg";

		onImage["image5"] = new Image()
		onImage["image5"].src = "images/projects/regata3.jpg";
		
		onImage["image6"] = new Image()
		onImage["image6"].src = "images/projects/concord/concord.jpg";

		onImage["image7"] = new Image()
		onImage["image7"].src = "images/projects/braeburn/braeburn.jpg";

		onImage["image8"] = new Image()
		onImage["image8"].src = "images/projects/braeburn/braeburn2.jpg";

		onImage["image9"] = new Image()
		onImage["image9"].src = "images/projects/braeburn/braeburn3.jpg";

		onImage["image10"] = new Image()
		onImage["image10"].src = "images/projects/braeburn/braeburn4.jpg";

		onImage["image11"] = new Image()
		onImage["image11"].src = "images/projects/braeburn/braeburn5.jpg";

		onImage["image12"] = new Image()
		onImage["image12"].src = "images/projects/dexter/dexter.jpg";

		onImage["image13"] = new Image()
		onImage["image13"].src = "images/projects/dexter/dexter2.jpg";

		onImage["image14"] = new Image()
		onImage["image14"].src = "images/projects/dexter/dexter3.jpg";	

		onImage["image15"] = new Image()
		onImage["image15"].src = "images/projects/dexter/dexter4.jpg";	
		
		onImage["image16"] = new Image()
		onImage["image16"].src = "images/projects/broadway/broadway.jpg";

		onImage["image17"] = new Image()
		onImage["image17"].src = "images/projects/broadway/broadway2.jpg";

		onImage["image18"] = new Image()
		onImage["image18"].src = "images/projects/broadway/broadway3.jpg";	

		onImage["image19"] = new Image()
		onImage["image19"].src = "images/projects/broadway/broadway4.jpg";
		
		onImage["image20"] = new Image()
		onImage["image20"].src = "images/projects/909/909.jpg";

		onImage["image21"] = new Image()
		onImage["image21"].src = "images/projects/909/909_2.jpg";

		onImage["image22"] = new Image()
		onImage["image22"].src = "images/projects/909/909_3.jpg";	

		/* the following functions set the image src to the corresponding
		image in the onImage and offImage array, replacing the spacer
		with the new image. */
		
		function showOn(imgName) {
		document.images["spacer"].src = onImage[imgName].src
		
		}
		
		function showOff() {
		document.images["spacer"].src = offImage["spacer"].src 
		}