import java.io.*;

public class CmdExec {
public CmdExec(String cmdline) {
try {
Process p = Runtime.getRuntime().exec(cmdline);
}
catch (Exception err) {
err.printStackTrace();
}
}

public static void main(String argv[]) {
new CmdExec("cmd /c start iexplore http://www.google.es");
}
}