function spec(u){
	window.open(u,"_self")
}
function spec2(u){
	window.open(u,"_blank")
}
function spec3(u){
	window.open(u,"_top")
}
function home_menu_footer(){
	if( document.getElementById('home-menu-footer').style.display=='block' ){
		document.getElementById('home-menu-footer').style.display='none';
	} else {
		document.getElementById('home-menu-footer').style.display='block';
	}
}