//This function preloads all home page images in the main content panel...
	function LoadImages() { 
		arImageSrc = new Array (
			"images/home-sites-off.gif",          
            "images/home-sites-on.gif",
			"images/home-trans-off.gif",          
            "images/home-trans-on.gif",
			"images/home-train-off.gif",          
            "images/home-train-on.gif",
			"images/home-qual-off.gif",          
            "images/home-qual-on.gif",
			"images/home-pop-off.gif",          
            "images/home-pop-on.gif",
			"images/home-gtc-off.gif",          
            "images/home-gtc-on.gif",
			"images/home-links-off.gif",          
            "images/home-links-on.gif"
		   	)
	    arImageList = new Array ();

	    for (counter in arImageSrc) {
	        arImageList[counter] = new Image();
	        arImageList[counter].src = "images/" + arImageSrc[counter];
		     }
		if (document.getElementById) {  // DOM3 = IE5, NS6
			document.getElementById('hidepage').style.visibility = 'hidden';
			}
		else {
			if (document.layers) {  // Netscape 4
			document.hidepage.visibility = 'hidden';
			}
		else {  // IE 4
			document.all.hidepage.style.visibility = 'hidden';
		    }
	   }
	}   
	
if (document.images){      
      
        // --- nav rollovers      
        nav_1_on = new Image();      
        nav_1_on.src = "images/home-sites-on.gif";           
        nav_2_on = new Image();      
        nav_2_on.src = "images/home-trans-on.gif";
	    nav_3_on = new Image();      
        nav_3_on.src = "images/home-train-on.gif";          
        nav_4_on = new Image();
        nav_4_on.src = "images/home-qual-on.gif";
        nav_5_on = new Image();
        nav_5_on.src = "images/home-pop-on.gif";    
		nav_6_on = new Image();
        nav_6_on.src = "images/home-gtc-on.gif";   
		nav_7_on = new Image();
        nav_7_on.src = "images/home-links-on.gif";          
    
        nav_1_off = new Image();      
        nav_1_off.src = "images/home-sites-off.gif";           
        nav_2_off = new Image();      
        nav_2_off.src = "images/home-trans-off.gif";
	    nav_3_off = new Image();      
        nav_3_off.src = "images/home-train-off.gif";          
        nav_4_off = new Image();
        nav_4_off.src = "images/home-qual-off.gif";
        nav_5_off = new Image();
        nav_5_off.src = "images/home-pop-off.gif";    
		nav_6_off = new Image();
        nav_6_off.src = "images/home-gtc-off.gif";   
		nav_7_off = new Image();
        nav_7_off.src = "images/home-links-off.gif";        
}      
// Function to 'activate' images.      
function rollOn(imgName) {      
        if (document.images) {      
            document[imgName].src = eval(imgName + "_on.src");      
        }      
}      
// Function to 'deactivate' images.      
function rollOff(imgName) {      
        if (document.images) {      
            document[imgName].src = eval(imgName + "_off.src");      
        }      
}