in IE, document.all is working but not in firefox,
in firefox have to use document.getElementById instead
IE:
document.all.tab1Div.style.display='none';
document.all.tab2Div.style.display='';
document.all.tab3Div.style.display='none';
document.all.li1Div.className = '';
document.all.li2Div.className = "selected";
document.all.li3Div.className = '';
Firefox:
document.getElementById('tab1Div').style.display='none';
document.getElementById('tab2Div').style.display='';
document.getElementById('tab3Div').style.display='none';
document.getElementById('li1Div').className = "";
document.getElementById('li2Div').className = 'selected';
document.getElementById('li3Div').className = '';
in firefox have to use document.getElementById instead
IE:
document.all.tab1Div.style.display='none';
document.all.tab2Div.style.display='';
document.all.tab3Div.style.display='none';
document.all.li1Div.className = '';
document.all.li2Div.className = "selected";
document.all.li3Div.className = '';
Firefox:
document.getElementById('tab1Div').style.display='none';
document.getElementById('tab2Div').style.display='';
document.getElementById('tab3Div').style.display='none';
document.getElementById('li1Div').className = "";
document.getElementById('li2Div').className = 'selected';
document.getElementById('li3Div').className = '';