Карты Google Maps

                        
<?php

if(empty($_GET['x'])) { $x = 0; } else { $x = floatval($_GET['x']); }

    if(empty($_GET['y'])) { $y = 0; } else { $y = floatval($_GET['y']); }

    if(empty($_GET['z']) or intval($_GET['z'])>17 or intval($_GET['z'])<0) { $z = 0; } else { $z = intval($_GET['z']); }

    

    switch ($z)

    {

     case 0:

     $direct = 0;

     break; 

     case 1:

     $direct = 15;

     break;

     case 2:

     $direct = 10;

     break;     

     case 3:

     $direct = 7;

     break;     

     case 4:

     $direct = 4;

     break;     

     case 5:

     $direct = 2;

     break;     

     case 6:

     $direct = 1;

     break;     

     case 7:

     $direct = 0.7;

     break;     

     case 8:

     $direct = 0.2;

     break; 

     case 9:

     $direct = 0.1;

     break; 

     case 10:

     $direct = 0.05;

     break; 

     case 11:

     $direct = 0.01;

     break; 

     case 12:

     $direct = 0.009;

     break; 

     case 13:

     $direct = 0.003;

     break; 

     case 14:

     $direct = 0.002;

     break;     

     case 15:

     $direct = 0.001;

     break; 

     case 16:

     $direct = 0.0007;

     break; 

     case 17:

     $direct = 0.0003;

     break;

    }

    

    echo '<img style="border: 1px solid gray;" src="http://maps.googleapis.com/maps/api/staticmap?center='.$y.','.$x.'&zoom='.$z.'&maptype=hybrid&size=140x140&sensor=false" width="150px" height="150px" />';

    

    echo '<hr/>

    <a href="maps.php?x='.($x-$direct).'&y='.$y.'&z='.$z.'"> < </a> |

    <a href="maps.php?x='.($x+$direct).'&y='.$y.'&z='.$z.'"> > </a> |

    <a href="maps.php?y='.($y-$direct).'&x='.$x.'&z='.$z.'">'.$lang['down'].'</a> |

    <a href="maps.php?y='.($y+$direct).'&x='.$x.'&z='.$z.'">'.$lang['up'].'</a>';

    

    if($_GET['z']<17)

    {

     echo '<a href="maps.php?y='.$y.'&x='.$x.'&z='.($z+1).'">+</a> | ';

    }

    else

    {

     echo '+ | ';

    }

    

    if($_GET['z']>0)

    {

     echo '<a href="maps.php?y='.$y.'&x='.$x.'&z='.($z-1).'">-</a>';

    }

    else

    {

     echo '-';

    }

    

    echo '<hr/><input type="text" value="http://'.$_SERVER['HTTP_HOST'].'/maps.php?y='.$y.'&x='.$x.'&z='.$z." />

?>