function imgchg1(){document.button1.src = "images/select-bar.gif"}
function imgchg2(){document.button1.src = "images/select-bar-out.gif"}

function imgchg3(){document.button2.src = "images/select-bar.gif"}
function imgchg4(){document.button2.src = "images/select-bar-out.gif"}

function imgchg5(){document.button3.src = "images/select-bar.gif"}
function imgchg6(){document.button3.src = "images/select-bar-out.gif"}

function imgchg7(){document.button4.src = "images/select-bar.gif"}
function imgchg8(){document.button4.src = "images/select-bar-out.gif"}

function imgchg9(){document.button5.src = "images/select-bar.gif"}
function imgchg10(){document.button5.src = "images/select-bar-out.gif"}

function imgchg11(){document.button6.src = "images/select-bar.gif"}
function imgchg12(){document.button6.src = "images/select-bar-out.gif"}

function imgchg13(){document.button7.src = "images/select-bar.gif"}
function imgchg14(){document.button7.src = "images/select-bar-out.gif"}