if (document.images) {
       var preload01 = new Image();
       preload01.src = "images/tanbckgrnd.GIF";              
       var preload02 = new Image();
       preload02.src = "images/GRchand300.jpg";
}

if (document.images) {
                  
        img01on = new Image();
            img01on.src = "images/_LFon.gif";
        img02on = new Image();
            img02on.src = "images/_GRon.gif";
        img03on = new Image();
            img03on.src = "images/_GRon.gif";
		img04on = new Image();
            img04on.src = "images/_BYon.gif";
		img05on = new Image();
            img05on.src = "images/_DAon.gif";
        img06on = new Image();
            img06on.src = "images/_LFon.gif";
        img07on = new Image();
            img07on.src = "images/_LBon.gif";
		img08on = new Image();
            img08on.src = "images/_Seqon.gif";
		img09on = new Image();
            img09on.src = "images/_Leafon.gif";
		img10on = new Image();
            img10on.src = "images/_Senon.gif";       
		img11on = new Image();
            img11on.src = "images/_Fronon.gif";
		img12on = new Image();
            img12on.src = "images/_Washon.gif";
		img13on = new Image();
            img13on.src = "images/_Stageon.gif";
		img14on = new Image();
            img14on.src = "images/_BBon.gif";       
		img15on = new Image();
            img15on.src = "images/_Snowon.gif";
		img16on = new Image();
            img16on.src = "images/_Suton.gif";             
                
       img01off = new Image(); 
            img01off.src = "images/_LF.gif"; 
       img02off = new Image(); 
            img02off.src = "images/_GR.gif"; 
       img03off = new Image(); 
            img03off.src = "images/_GR.gif";
		img04off = new Image();
            img04off.src = "images/_BY.gif";
		img05off = new Image();
            img05off.src = "images/_DA.gif";
		img06off = new Image();
            img06off.src = "images/_LF.gif";
		img07off = new Image();
            img07off.src = "images/_LB.gif";
		img08off = new Image();
            img08off.src = "images/_Seq.gif";
		img09off = new Image();
            img09off.src = "images/_Leaf.gif";
		img10off = new Image();
            img10off.src = "images/_Sen.gif";
		img11off = new Image();
            img11off.src = "images/_Fron.gif";
		img12off = new Image();
            img12off.src = "images/_Wash.gif";
		img13off = new Image();
            img13off.src = "images/_Stage.gif";
		img14off = new Image();
            img14off.src = "images/_BB.gif";          
		img15off = new Image();
            img15off.src = "images/_Snow.gif";
		img16off = new Image();
            img16off.src = "images/_Sut.gif";

       img01ad = new Image();
            img01ad.src = "images/frontsign300.jpg";
       img02ad = new Image();
            img02ad.src = "images/GRfp300.jpg";     
       img03ad = new Image();
            img03ad.src = "images/GRchand300.jpg";
		img04ad = new Image();
            img04ad.src = "images/backlawn300.jpg";
		img05ad = new Image();
            img05ad.src = "images/dining300.jpg";
		img06ad = new Image();
            img06ad.src = "images/frontdusk300.jpg";
		img07ad = new Image();
            img07ad.src = "images/backsnow300.jpg";
		img08ad = new Image();
            img08ad.src = "images/Seq300.jpg";
		img09ad = new Image();
            img09ad.src = "images/Leaf300.jpg";
        img10ad = new Image();
            img10ad.src = "images/Sen300.jpg";
		img11ad = new Image();
            img11ad.src = "images/Fron300.jpg";
		img12ad = new Image();
            img12ad.src = "images/Wash300.jpg";
		img13ad = new Image();
            img13ad.src = "images/Stage300.jpg";
		img14ad = new Image();
            img14ad.src = "images/Bart300.jpg";
		img15ad = new Image();
            img15ad.src = "images/Snow300.jpg";
		img16ad = new Image();
            img16ad.src = "images/Sut300.jpg";
         }


function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
            document["photo300"].src = eval(imgName + "ad.src");
        }
}


function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
            document["photo300"].src = "images/GRchand300.jpg";
        }
}