function homefun( num ){document.home.src='img/base/ba4_848_'+num+'.gif';}function homeover(){document.home.src='img/navig/nghp_848_1.gif';document.home.title='Welcome Page';}function homeover()
{
document.home.src='img/navig/nghp_848_1.gif';
document.home.title='Welcome Page';
}