preloadMenu();
function preloadMenu(){
if(document.images){

image_01=new Image();
image_01.src="../image/common/m_sb01_.gif";
image_02=new Image();
image_02.src="../image/common/m_sb02_.gif";
image_03=new Image();
image_03.src="../image/common/m_sb03_.gif";
image_04=new Image();
image_04.src="../image/common/m_sb04_.gif";
image_05=new Image();
image_05.src="../image/common/m_sb05_.gif";
image_06=new Image();
image_06.src="../image/common/m_sb06_.gif";



}
}