function init() {

//alert(navigator.appName);
//alert(navigator.platform);
var tabsPl = document.getElementById('tabs');
var allTabs = tabsPl.getElementsByTagName('li');
for(var i=0; i< allTabs.length; i++) {
var tab = allTabs[i];
tab.onmouseover = function(){
show(this);
}
}
}

function show(el) {
hide();
el.className = 'active';
id = el.title.replace(/ /g, '-').toLowerCase()
var place = document.getElementById(id);
place.style.display='block';
}

function hide() {
var tabs = [];
var tabsPl = document.getElementById('tabs');
var allTabs = tabsPl.getElementsByTagName('li');
for(var i =0; i< allTabs.length; i++) {
var el = allTabs[i];
el.className = '';
tabs.push(el.title.replace(/ /g, '-').toLowerCase());
}
for(var i =0; i< tabs.length; i++) {
var el = document.getElementById(tabs[i]);
el.style.display='none';
}
}