function hideall() {hidelayer('menu1');}// functions for controlling top menu mouseoversfunction showMenu1(){	hideall();	showlayer('menu1');}function showMenu2(){	hideall();  }function showMenu3(){	hideall();	}function showMenu4(){	hideall();}function showMenu5(){	hideall();}function showMenu6(){	hideall();}function showMenu7(){	hideall();	}