Date is not selected from a second calendar using selenium webdriver

Question

Day from "From Date is selected" where as Day from  "To Date" is unable to click. Below is the code which i have written          

          driver.findElement(By.xpath("//img[@title='Date Selector']")).click();
          driver.findElement(By.xpath("//td[text()='1']")).click(); // it is selected

           driver.findElement(By.xpath("//img[@id='img_todate']")).click();
           driver.findElement(By.xpath("//td[text()='13']")).click(); // not selected

Error in console: org.openqa.selenium.ElementNotVisibleException: Element is not currently visible and so may not be interacted