function bookmarkSite(title,url) {
	if (window.sidebar) { // Mozilla Firefox Bookmark
			window.sidebar.addPanel(title, url,"");
	} else if( window.external ) { // IE Favorite
			window.external.AddFavorite( url, title); }
	else if(window.opera && window.print) { // Opera Hotlist
		var elem = document.createElement('a');
		elem.setAttribute('href',url);
		elem.setAttribute('title',title);
		elem.setAttribute('rel','sidebar');
		elem.click();
	}
}


function get_element_by_id(id) {
    if(document.getElementById) {
        var element = document.getElementById(id);
    } else if(document.all) {
        var element = document.all[id]; 
    } else if(document.layers) {
        var element = document.layers[id];
    }
    return element;
}
function toggle_visibility(id) {
   var e = get_element_by_id(id);
   if(e){
	   if(e.style.display == 'none')
		  e.style.display = 'block';
	   else
		  e.style.display = 'none';
   }
}