if (document.images) {
            img1on = new Image();          
            img1on.src = "images/bur-o.gif";       // Active Images
            img2on = new Image();             
			img2on.src = "images/des-o.gif";   
            img3on = new Image();             
			img3on.src = "images/ren-o.gif";   
            img4on = new Image();             
			img4on.src = "images/gra-o.gif";   
            img5on = new Image();             
			img5on.src = "images/acc-o.gif";   
						
            img1off = new Image();         
            img1off.src = "images/bur.gif";     // Inactive Images
            img2off = new Image();             
			img2off.src = "images/des.gif"; 
            img3off = new Image();             
			img3off.src = "images/ren.gif"; 
            img4off = new Image();             
			img4off.src = "images/gra.gif"; 
            img5off = new Image();             
			img5off.src = "images/acc.gif"; 
						
            img1cli = new Image();         
            img1cli.src = "images/bur-c.gif";     // Clicked Images
            img2cli = new Image();             
			img2cli.src = "images/des-c.gif"; 
            img3cli = new Image();             
			img3cli.src = "images/ren-c.gif"; 
            img4cli = new Image();             
			img4cli.src = "images/gra-c.gif";
            img5cli = new Image();             
			img5cli.src = "images/acc-c.gif"; 
						
            img1ad = new Image();         
            img1ad.src = "images/products/1081359817Burner.jpg";      // Secondary Images
            img2ad = new Image();            
			img2ad.src = "images/products/905946885EcoSmart_SS-Igloo_thumbnail.gif";
            img3ad = new Image();            
			img3ad.src = "images/products/14267Renovator-900DB_F.gif";
            img4ad = new Image();            
			img4ad.src = "images/products/1038719290thumbcurved.jpg";
            img5ad = new Image();            
			img5ad.src = "images/products/1134001701ecosmart_Fire-Screen-Plasma_thumbnail.gif";
			
        }
		
// Function to 'activate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
            document["holder"].src = eval(imgName + "ad.src");        
		}
}

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

// Function fo 'clicked' images.
function imgCli(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "cli.src");
            //document["holder"].src = "images/spacer.gif";        
		}
}