tab.js中的菜单收缩与展开函数
function showx(type_){ var flag=document.getElementById('div_menu_'+(type_+1)).style.display; for(var j=0;j<3;j++) { document.getElementById('div_menu_1').style.display='none'; document.getElementById('div_menu_2').style.display='none'; document.getElementById('div_menu_3').style.display='none'; document.getElementById('div_menu_4').style.display='none'; document.getElementById('td_menu1').className='div_img_bgxz'; document.getElementById('td_menu2').className='div_img_bgxz'; document.getElementById('td_menu3').className='div_img_bgxz'; document.getElementById('td_menu4').className='div_img_bgxz'; } if(flag=="block"||flag=="") { document.getElementById('div_menu_'+(type_+1)).style.display='none'; } else { document.getElementById('div_menu_'+(type_+1)).style.display='block'; } // document.getElementById('div_menu_'+(type_+1)).style.display='block'; document.getElementById('td_menu'+(type_+1)).className='div_img_left'; document.body.focus();}function showx(type_){ 
