if (document.images) {            // Active Images
	imgNext_B = new Image();      
	imgNext_B.src = "../images/next_on.gif"; 
	
	imgNext_A = new Image(); 
	imgNext_A.src = "../images/next_off.gif"; 
	
	imgPrevious_B = new Image();      
	imgPrevious_B.src = "../images/previous_on.gif"; 
	
	imgPrevious_A = new Image(); 
	imgPrevious_A.src = "../images/previous_off.gif"; 
	
	imgTOC_B = new Image(); 
	imgTOC_B.src = "../images/sitemap_on.gif";
	
	imgTOC_A = new Image(); 
	imgTOC_A.src = "../images/sitemap_off.gif";
	
	imgNextSRP_B = new Image();      
	imgNextSRP_B.src = "../images/next_on.gif"; 
	
	imgNextSRP_A = new Image(); 
	imgNextSRP_A.src = "../images/next_off.gif"; 
	
	imgPreviousSRP_B = new Image();      
	imgPreviousSRP_B.src = "../images/previous_on.gif"; 
	
	imgPreviousSRP_A = new Image(); 
	imgPreviousSRP_A.src = "../images/previous_off.gif"; 
	
	}


// Function to 'activate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "_B.src");
        }
}

// Function to 'deactivate' images.
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "_A.src");
        }
}

function RTSNameWindow(){
	//Name the window so that the Java TOC can load pages into it
	window.name="main";
}

function displayTOC(){
	strFeatures='Width=250px,Height=250px,status=yes,top=10,left=10,resizable=yes,scrollbars=no';
	window.open('../toc/index.html','tocWindow',strFeatures);
	}