function temakor(visible){
		if(visible == 'yes'){
			document.getElementById('menu_temakor').style.display = "block"		
	
		} else {
			document.getElementById('menu_temakor').style.display = "none"	
		}
}

function hasznos(visible2){
		if(visible2 == 'yes'){
			document.getElementById('menu_hasznos').style.display = "block"		
	
		} else {
			document.getElementById('menu_hasznos').style.display = "none"	
		}
}