var imgselectA=1;
function picchange1(){
switch(imgselectA){
case 0: img1.src = "k01.jpg"; imgselectA++; break
case 1: img1.src = "k02.jpg"; imgselectA++; break
case 2: img1.src = "k03.jpg"; imgselectA++; break
case 3: img1.src = "k04.jpg"; imgselectA=0; break
}
}

var imgselectB=1;
function picchange2(){
switch(imgselectB){
case 0: img2.src = "o01.jpg"; imgselectB++; break
case 1: img2.src = "o02.jpg"; imgselectB=0; break
}
}

var imgselectC=1;
function picchange3(){
switch(imgselectC){
case 0: img3.src = "b01.jpg"; imgselectC++; break
case 1: img3.src = "b02.jpg"; imgselectC=0; break
}
}

var imgselectD=1;
function picchange4(){
switch(imgselectD){
case 0: img4.src = "wand008.jpg"; imgselectD++; break
case 1: img4.src = "wand005.jpg"; imgselectD=0; break
}
}