if (document.images) {
nav1on=new Image(); nav1on.src="/design/salsafestival2007/images/hr2.gif";
nav1off=new Image() ;nav1off.src="/design/salsafestival2007/images/hr1.gif";
nav2on=new Image(); nav2on.src="/design/salsafestival2007/images/de2.gif";
nav2off=new Image() ;nav2off.src="/design/salsafestival2007/images/de1.gif";
nav3on=new Image(); nav3on.src="/design/salsafestival2007/images/gb2.gif";
nav3off=new Image() ;nav3off.src="/design/salsafestival2007/images/gb1.gif";

}

function imgSwap(strImgName, strSwapWith) {
        if (document.images) {
                document.images[strImgName].src = eval(strSwapWith + '.src');
        }
}
//-->