function modChange(opt){
		var modGov = document.getElementById("pesquisas").getElementsByTagName("DIV")[4];
		var modSen = document.getElementById("pesquisas").getElementsByTagName("DIV")[8];
		
		if(opt =="sen"){
			document.getElementById("senador").className = "btnEleicoes selecionado"
			document.getElementById("governador").className = "btnEleicoes"
			
			modGov.style.display="none";
			modSen.style.display="block";
			
		}else{
			document.getElementById("governador").className = "btnEleicoes selecionado"
			document.getElementById("senador").className = "btnEleicoes"	
			
			modSen.style.display="none";
			modGov.style.display="block";
		}
		
		return false;
	}