function change(array_index,change_2,button_rollover){
 self.document.images[array_index].src=button_rollover;
 self.document.images[6].src=change_2;
return true;
}

function changeBack(change_back, array_index){
 self.document.images[change_back].src=array_index;
 self.document.images[6].src='/ecos_image.gif';
return true;
}

function clean() {
doMenuoff('Rollover_text1');
doMenuoff('Rollover_text2');
doMenuoff('Rollover_text3');
doMenuoff('Rollover_text4');
doMenuoff('Rollover_text5');
 }

function showinfo(id) {
cleaninfo()
document.getElementById(id).style.display = 'block';   
}

function cleaninfo() {
doMenuoff('ecos_ovr');
doMenuoff('ecos_fea');
doMenuoff('ecos_ben');
doMenuoff('buysite');
doMenuoff('sellsite');
doMenuoff('demo');
}