function on2Over() {}

function on2Out() {}



graph1a = new Image(); graph1a.src = 'images/2a.GIF';

graph1b = new Image(); graph1b.src = 'images/2b.GIF';

function on2Over() {document.imgA.src=graph1b.src;}

function on2Out() {document.imgA.src=graph1a.src;}





function on3Over() {}

function on3Out() {}



graph3a = new Image(); graph3a.src = 'images/3a.GIF';

graph3b = new Image(); graph3b.src = 'images/3b.GIF';

function on3Over() {document.imgB.src=graph3b.src;}

function on3Out() {document.imgB.src=graph3a.src;}





function on4Over() {}

function on4Out() {}



graph4a = new Image(); graph4a.src = 'images/4a.GIF';

graph4b = new Image(); graph4b.src = 'images/4b.GIF';

function on4Over() {document.imgC.src=graph4b.src;}

function on4Out() {document.imgC.src=graph4a.src;}



function on5Over() {}

function on5Out() {}



graph5a = new Image(); graph5a.src = 'images/5a.GIF';

graph5b = new Image(); graph5b.src = 'images/5b.GIF';

function on5Over() {document.imgD.src=graph5b.src;}

function on5Out() {document.imgD.src=graph5a.src;}



function on6Over() {}

function on6Out() {}



graph6a = new Image(); graph6a.src = 'images/6a.GIF';

graph6b = new Image(); graph6b.src = 'images/6b.GIF';

function on6Over() {document.imgE.src=graph6b.src;}

function on6Out() {document.imgE.src=graph6a.src;}





function on7Over() {}

function on7Out() {}



graph7a = new Image(); graph7a.src = 'images/7a.GIF';

graph7b = new Image(); graph7b.src = 'images/7b.GIF';

function on7Over() {document.imgF.src=graph7b.src;}

function on7Out() {document.imgF.src=graph7a.src;}



function on8Over() {}

function on8Out() {}



graph8a = new Image(); graph8a.src = 'images/8a.GIF';

graph8b = new Image(); graph8b.src = 'images/8b.GIF';

function on8Over() {document.imgG.src=graph8b.src;}

function on8Out() {document.imgG.src=graph8a.src;}