function in_f(e) {
	
	document.all.menu01.style.display = "none";
    document.all.menu02.style.display = "none";
   	document.all.menu03.style.display = "none";
   	document.all.menu04.style.display = "none";
   	document.all.menu05.style.display = "none";
   	document.all.menu06.style.display = "none";
   	document.all.menu07.style.display = "none";


	switch (parseInt(e)) {
	
		case 1 : 
			document.all.menu01.style.display = "";
			break;
		case 2 : 
			document.all.menu02.style.display = "";
			break;
						
		case 3 :
		 	document.all.menu03.style.display = "";
			break;

		case 4 :
		 	document.all.menu04.style.display = "";
			break;

		case 5 :
		 	document.all.menu05.style.display = "";
			break;

		case 6 :
		 	document.all.menu06.style.display = "";
			break;

		case 7 :
		 	document.all.menu07.style.display = "";
			break;


	}
}