Clicking <table> column based on another columnt

table.html

<table>
	<tr>
		<th>Name</th> 
		<th>Mobile</th> 
		<th>No Introducer</th> 
		<th>Created On</th>
		<th>Status</th> 
		<th>Action</th>
	</tr>

	<tr>
		<td>Adill</td><td>6666655555</td><td>Nitesh</td><td>05-02-2014</td><td>Pending For Approval</td><td><input>Button</input></td>
	</tr>
	<tr>
		<td>Adill</td><td>6666644444</td><td>Nitesh</td><td>05-02-2014</td><td>Pending For Approval</td><td><input>Button</input></td>
	</tr>
	<tr>
		<td>Adill</td><td>6666633333</td><td>Nitesh</td><td>05-02-2014</td><td>Pending For Approval</td><td><input>Button</input></td>
	</tr>
</table>

table.java

package selenium;
 
import java.sql.Driver;
import java.util.List;
import java.util.concurrent.TimeUnit;
 
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.support.ui.ExpectedConditions;
import org.openqa.selenium.support.ui.Wait;
import org.openqa.selenium.support.ui.WebDriverWait;

import org.openqa.selenium.WebElement;
import org.openqa.selenium.JavascriptExecutor;
import org.openqa.selenium.firefox.FirefoxDriver;;
 
 
 
public class test {
	private static WebDriver driver;
	
	public static void main(String[] args) {
		driver = new FirefoxDriver();
		driver.get("http://localhost");
		getRowText();
		
	}
	
	public static String getRowText(){		
		String text = null;
		String column = null;
		WebElement table = driver.findElement(By.tagName("table"));
		
		List<WebElement> allrows = table.findElements(By.tagName("tr"));
				
		for(WebElement row : allrows){
			List<WebElement> columns = null;
			String number = null;
			columns = row.findElements(By.tagName("td")); 
			
			if (columns.size() > 0) {
				number = columns.get(1).getText();
				System.out.println(number);
				if(number.equals("6666633333")) {
					System.out.println("aaaa");
					columns.get(5).findElement(By.tagName("input")).click();
				}
			}		
		}			
		return text;
	} 

}