if (document.images) {
 img1_on =new Image();  img1_on.src ="imagens/menu02_on.jpg"; 
 img1_off=new Image();  img1_off.src="imagens/menu02.jpg"; 

 img2_on =new Image();  img2_on.src ="imagens/menu03_on.jpg"; 
 img2_off=new Image();  img2_off.src="imagens/menu03.jpg"; 

 img3_on =new Image();  img3_on.src ="imagens/menu04_on.jpg"; 
 img3_off=new Image();  img3_off.src="imagens/menu04.jpg"; 

 img4_on =new Image();  img4_on.src ="imagens/menu05_on.jpg"; 
 img4_off=new Image();  img4_off.src="imagens/menu05.jpg"; 

 img5_on =new Image();  img5_on.src ="imagens/menu06_on.jpg"; 
 img5_off=new Image();  img5_off.src="imagens/menu06.jpg"; 

 img6_on =new Image();  img6_on.src ="imagens/menu07_on.jpg"; 
 img6_off=new Image();  img6_off.src="imagens/menu07.jpg"; 

 img7_on =new Image();  img7_on.src ="imagens/menu08_on.jpg"; 
 img7_off=new Image();  img7_off.src="imagens/menu08.jpg"; 

 img8_on =new Image();  img8_on.src ="imagens/menu09_on.jpg"; 
 img8_off=new Image();  img8_off.src="imagens/menu09.jpg"; 

}

function movr(k) {
 if (document.images) 
  eval('document.img'+k+'.src=img'+k+'_on.src');
}

function mout(k) {
 if (document.images) 
  eval('document.img'+k+'.src=img'+k+'_off.src');
}

function handleOver() {
 if (document.images) 
  document.imgName.src=img_on.src;
}

function handleOut() {
 if (document.images) 
  document.imgName.src=img_off.src;
}