function showSub(lugar,obj){
	base = document.getElementById(lugar).getElementsByTagName("ul")
	for(i=0;i<base.length;i++){
		base[i].style.display="none";
	}
	document.getElementById(obj).style.display = "block";
}

function init(){

	document.getElementById("btLocacao").onmouseover = function(){
		document.getElementById("sublocacao").style.display = 'block';
	};
	document.getElementById("btLocacao").onmouseout = function(){
		document.getElementById("sublocacao").style.display = 'none';
	}; 
	document.getElementById("sublocacao").onmouseover = function(){
		document.getElementById("sublocacao").style.display = 'block';
	};
	document.getElementById("sublocacao").onmouseout = function(){
		document.getElementById("sublocacao").style.display = 'none';
	}; 




	document.getElementById("btCadastro").onmouseover = function(){
		document.getElementById("subcadastro").style.display = 'block';
	};
	document.getElementById("btCadastro").onmouseout = function(){
		document.getElementById("subcadastro").style.display = 'none';
	}; 
	document.getElementById("subcadastro").onmouseover = function(){
		document.getElementById("subcadastro").style.display = 'block';
	};
	document.getElementById("subcadastro").onmouseout = function(){
		document.getElementById("subcadastro").style.display = 'none';
	}; 



}

window.onload=init;i