function validaFormLogin(form){
		document.getElementById("loglogin").innerHTML = "validando...";
		if(form.usuario.value.length <= 3){
			document.getElementById("loglogin").innerHTML = "Erro no usuário digitado!";
			return false;
		}
		if(form.senha.value.length <= 1){
			document.getElementById("loglogin").innerHTML = "Erro na senha digitada!";
			return false;
		}
		document.getElementById("loglogin").innerHTML = "carregando...";
		return true;
}

function abrirSuporte(){
	var request_url = "http://live.rcenter.com.br/request.php?l=admin&x=1&deptid=2&page=http://rcenter.net.br";
	var newwin = window.open( request_url, 'chat', 'scrollbars=no,menubar=no,resizable=0,location=no,screenX=50,screenY=100,width=450,height=360' ) ;
	newwin.focus() ;
}