function leftmenu( ){
document.write('');
document.write('');
document.write(' ');
document.write(' ');
}
function indexmain( ){
document.write('');
document.write('');
document.write(' ');
document.write(' ');
}
function indextop( ){
document.write('');
document.write('');
document.write(' ');
document.write(' ');
}
function indexmenu( ){
document.write('');
document.write('');
document.write(' ');
document.write(' ');
}
function righttop( ){
document.write('');
document.write('');
document.write(' ');
document.write(' ');
}
function donghua( ){
document.write('');
document.write(' ');
}