Ayuda con if

[Edig]

aqui esta el codigo completo :P

Código:

<?
include("../conectar.php");
include("../funciones.php");

$id = 1;
if(isset($_POST['id']) and isset($_POST['total']) and isset($_POST['max']) ) {
$id = $_POST['id'];
$total_traba = $_POST['total'];
$max = $_POST['max'];
//costos
$alimento_lab = 15;
$madera_lab = 100;
$metal_lab = 25;
$oro_lab = 15;
$traba = 1;
//fin
$traba_nuevo = $total_traba + $traba;
if($alimneto >= $alimento_lab) {
if($madera >= $madera_lab) {
if($metal >= $metal_lab) {
if($oro >= $oro_lab) {
if($traba_nuevo <= $max) {
if($investigador >= $traba) {
$sql3 = "SELECT * FROM poblacion WHERE user='$user' and accion=0 and rango=0 and estado=0 LIMIT ".$traba."";
$result3 = mysql_query($sql3, $conectar) or die(mysql_error());
if(mysql_num_rows($result3) >= 1) {
$row3 = mysql_fetch_assoc($result3);
}

do{
if($rango == 1 or $rango == 2) {
$min = date('i') + (45);
$ano = date('Y');
$mes = date('m');
$dia = date('j');
$hora = date('H');
$sec = date('s');
}else{
$min = date('i') + (40);
$ano = date('Y') + (1);
$mes = date('m');
$dia = date('j');
$hora = date('H');
$sec = date('s');
}

do{
if($min >= 60) {
$min -= (60);
$hora += (1);
}
if($hora >= 23) {
$hora -= (23);
$dia += (1);
}
if($dia >= 31) {
$dia -= (31);
$mes += (1);
}
if($mes >= 12) {
$mes -= (12);
$ano += (1);
}
}while($min >= 60);
//UPDATES
//poblacion
$id_up = $row3['id'];
$sql4 = "UPDATE poblacion SET accion=15, ano='$ano', mes='$mes', dia='$dia', horas='$hora', minutos='$min', segundos='$sec', trabajo='$id' WHERE id='$id_up'";
mysql_query($sql4, $conectar) or die (mysql_error());
//construccion
$sql5 = "UPDATE construccion SET trabajadores=trabajadores+1 WHERE id='$id' and user='$user'";
mysql_query($sql5, $conectar) or die (mysql_error());
}while($row3 = mysql_fetch_assoc($result3));

//si se esta construyendo
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=13";
</script>
<?

}else{
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=16";
</script>
<?
}
}else{
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=11";
</script>
<?
}
}else{
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=10";
</script>
<?
}
}else{
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=2";
</script>
<?
}
}else{
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=3";
</script>
<?
}
}else{
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=4";
</script>
<?
}
}else{
?>
<script language="javascript1.1">
location.href = "../index.php?pag=construir&id_construir=<? echo $id; ?>&mensaje=8";
</script>
<?
}
?>