function submitBottom2(){

    var form = document.user_login_form;

	/* funtion evitar insert , update  select , delete */
	function validar_sql(cadena){
	if(cadena.indexOf("insert")!=-1  ||  cadena.indexOf("update")!=-1 || cadena.indexOf("select")!=-1 || cadena.indexOf("delete")!=-1)
		return true;
		return false;
	}

	/*validando la user*/
	if (form.name.value == ""){
		alert("Debe ingresar su Usuario");
		form.name.focus();
		form.name.className = "campo_error";
		return false;
    }
	if(validar_sql(form.name.value)){
		alert("Debe ingresar palabras v\xE1lidas en el campo Usuario");
		form.name.focus();
		form.name.className = "campo_error";
		return false;
	}


	/*validando el pass*/
	if (form.pass.value == 0){
		alert("Debe ingresar su contrase\xf1a");
		form.pass.focus();
		form.pass.className = "campo_error";
		return false;
    }
/*
if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(form.pass.value)==false){

		alert("Debe ingresar un  contrase\xf1a v\xE1lida");
		form.pass.focus();
		form.pass.className = "campo_error";
		return false;
    }
	*/
if(validar_sql(form.pass.value)){
		alert("Debe ingresar palabras validas en el campo contrase\xf1a");
		form.pass.focus();
		form.pass.className = "campo_error";
		return false;
    }

	form.submit();
	return true;
}