function buttonB1(){
document.getElementById('bana1')
.setAttribute('src','../bana/bana1-1.gif');
}
function buttonoutB1(){
document.getElementById('bana1')
.setAttribute('src','../bana/bana1.gif');
}
function buttonB2(){
document.getElementById('bana2')
.setAttribute('src','../bana/bana2-1.gif');
}
function buttonoutB2(){
document.getElementById('bana2')
.setAttribute('src','../bana/bana2.gif');
}
function buttonB3(){
document.getElementById('bana3')
.setAttribute('src','../bana/bana3-1.gif');
}
function buttonoutB3(){
document.getElementById('bana3')
.setAttribute('src','../bana/bana3.gif');
}
function buttonB4(){
document.getElementById('bana4')
.setAttribute('src','../bana/bana4-1.gif');
}
function buttonoutB4(){
document.getElementById('bana4')
.setAttribute('src','../bana/bana4.gif');
}
function buttonB5(){
document.getElementById('bana5')
.setAttribute('src','../bana/bana5-1.gif');
}
function buttonoutB5(){
document.getElementById('bana5')
.setAttribute('src','../bana/bana5.gif');
}
function buttonB6(){
document.getElementById('bana6')
.setAttribute('src','../bana/bana6-1.gif');
}
function buttonoutB6(){
document.getElementById('bana6')
.setAttribute('src','../bana/bana6.gif');
}
function buttonB7(){
document.getElementById('bana7')
.setAttribute('src','bana-1.gif');
}
function buttonoutB7(){
document.getElementById('bana7')
.setAttribute('src','bana.gif');
}