function checkForm(){


	if(!isLoginValido(document.all.txtlogin,"Login")||isEmpty(document.all.txtlogin,"Login")||!minLen(document.all.txtlogin,3,"Login")||!maxLen(document.all.txtlogin,15,"Login")){
		return false;
	}

	if(!isTextoValido(document.all.txtpassword,"Password")||isEmpty(document.all.txtpassword,"Password")||!minLen(document.all.txtpassword,3,"Password")||!maxLen(document.all.txtpassword,15,"Password")){
		return false;
	}

return true;

}