function addBookmark(title,url) {
if (window.sidebar) { window.sidebar.addPanel(title, url,""); 
} else if( document.all ) { window.external.AddFavorite( url, title); 
} else if( window.opera && window.print ) { return true; } } 
	
function check_form(form){
if (form.search.value == "Digite sua busca"){
alert("Digite sua busca!");
form.search.focus();
return (false);
}
return (true);
}