我坚持使用我正在使用的这个脚本:
索引.php
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<link href="includes/css/style.css" type="text/css" rel="stylesheet" />
<link href="includes/css/wt-gallery.css" type="text/css" rel="stylesheet" />
<script type="text/javascript" src="includes/js/jquery-1.7.1.min.js"></script>
<script type="text/javascript" src="includes/js/configuratie.js"></script>
<script type="text/javascript" src="includes/js/jquery.wt-gallery.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$('#wait_1').hide();
$('#drop_1').change(function(){
$('#wait_1').show();
$('#result_1').hide();
$.get("func.php", {
func: "drop_1",
drop_var: $('#drop_1').val()
}, function(response){
$('#result_1').fadeOut();
setTimeout("finishAjax('result_1', '"+escape(response)+"')", 400);
});
return false;
});
$('#wait_2').hide();
$('#drop_2').change(function(){
$('#wait_2').show();
$('#result_2').hide();
$.get("func.php", {
func: "drop_2",
drop_var: $('#drop_2').val()
}, function(response){
$('#result_2').fadeOut();
setTimeout("finishAjax2('result_2', '"+escape(response)+"')", 400);
});
return false;
});
$('#wait_3').hide();
$('#drop_3').change(function(){
$('#wait_3').show();
$('#result_3').hide();
$.get("func.php", {
func: "drop_3",
drop_var: $('#drop_3').val()
}, function(response){
$('#result_3').fadeOut();
setTimeout("finishAjax3('result_3', '"+escape(response)+"')", 400);
});
return false;
});
});
function finishAjax(id, response) {
$('#wait_1').hide();
$('#'+id).html(unescape(response));
$('#'+id).fadeIn();
}
function finishAjax2(id, response) {
$('#wait_2').hide();
$('#'+id).html(unescape(response));
$('#'+id).fadeIn();
}
function finishAjax3(id, response) {
$('#wait_3').hide();
$('#'+id).html(unescape(response));
$('#'+id).fadeIn();
}
function finishAjax_tier_three(id, response) {
$('#wait_2').hide();
$('#'+id).html(unescape(response));
$('#'+id).fadeIn();
}
function finishAjax_tier_four(id, response) {
$('#wait_3').hide();
$('#'+id).html(unescape(response));
$('#'+id).fadeIn();
}
function finishAjax_tier_five(id, response) {
$('#wait_4').hide();
$('#'+id).html(unescape(response));
$('#'+id).fadeIn();
}
</script>
</head>
<?php
$website = "it";
// configuratie file en db connect
include "includes/inc/config.inc.php";
include('db.php');
include_once "class/slider.class.php";
include('func.php');
$slideralbum = new slideralbum($dbo);
$sliders = $slideralbum->getSliderItems($website);
?>
<body>
<p>
<form name="product" action="" method="post">
<select name="drop_1" id="drop_1">
<option value="" selected="selected" disabled="disabled">Selecteer Merk</option>
<?php getTierOne(); ?>
</select>
<span id="wait_1" style="display: none;">
<img alt="Please Wait" src="ajax-loader.gif"/>
</span>
<span id="result_1" style="display: none;"></span>
<span id="wait_2" style="display: none;">
<img alt="Please Wait" src="ajax-loader.gif"/>
</span>
<span id="result_2" style="display: none;"></span>
<span id="wait_3" style="display: none;">
<img alt="Please Wait" src="ajax-loader.gif"/>
</span>
<span id="result_3" style="display: none;"></span>
<span id="wait_4" style="display: none;">
<img alt="Please Wait" src="ajax-loader.gif"/>
</span>
<span id="result_4" style="display: none;"></span>
<INPUT TYPE="button" VALUE="Refresh" onclick='location.reload()'>
</form>
</p>
<p>
<?php if(isset($_POST['submit'])){
$drop = $_POST['drop_1'];
$drop_2 = $_POST['drop_2'];
$drop_3 = $_POST['drop_3'];
$drop_4 = $_POST['drop_4'];
$drop_5 = $_POST['drop_5'];
?>
<table border="1" bordercolor="#B5B5B5" style="background-color:#FFFFFF" width="250" cellpadding="3" cellspacing="3">
<tr>
<td>Merk:</td>
<td><?php echo $drop;?></td>
</tr>
<tr>
<td>Model:</td>
<td><?php echo $drop_2;?></td>
</tr>
<tr>
<td>Bouwjaar:</td>
<td><?php echo $drop_3;?></td>
</tr>
<tr>
<td>Kleur:</td>
<td><?php echo $drop_4;?></td>
</tr>
</table>
<?php
}
?>
<div id="banner-block"> <!-- Begin of Slideshow -->
<div class="container">
<div class="wt-gallery" style="width:920px; height:375px;">
<div class="main-screen">
<?php if(isset($_POST['submit'])){
$drop = $_POST['drop_1'];
$drop_2 = $_POST['drop_2'];
$drop_3 = $_POST['drop_3'];
$drop_4 = $_POST['drop_4'];
$drop_5 = $_POST['drop_5'];
?>
<img src="images/<?php echo $drop_5;?>" alt="<?php echo $drop_5;?>" width="920" height="360"/>
<?php
}
?>
<noscript>
<!-- placeholder image when javascript is off -->
<img src="../images/triworks_abstract27.jpg" alt=""/>
</noscript>
</div>
<div class="cpanel">
<div class="thumbs-back"></div>
<div class="thumbnails">
<ul>
<?php $sliders = $slideralbum->getSliderItems($website, NULL);
foreach($sliders as $slider){
?>
<li effect="none">
<div>
<a href="<?php echo $slider->slider_img; ?>" height="360" width="720" alt="<?php echo $slider->slider_img; ?>" />
<img src="<?php echo $slider->slider_tmb; ?>" height="70" width="125" alt="<?php echo $slider->slider_tmb; ?>" />
</a>
</div>
<div class="data">
</div>
</li>
<?php
}
?>
</ul>
</div>
<div class="thumbs-fwd"></div>
</div>
</div>
</div>
</div>
</body>
</html>
函数.php
<?php
//**************************************
// Page load dropdown results //
//**************************************
function getTierOne()
{
$result = mysql_query("SELECT DISTINCT make FROM vehicles ORDER BY make ASC")
or die(mysql_error());
while($tier = mysql_fetch_array( $result ))
{
?>
<option value="<?php echo $tier['make'];?>"<?php echo (isset($_POST['drop_1']) && $_POST['drop_1'] == $tier['make']) ? ' selected="selected"' : '' ; ?>><?php echo $tier['make'];?></option>
<?php
}
}
//**************************************
// First selection results //
//**************************************
if (isset($_GET['func'])&& $_GET['func'] == "drop_1" ) {
drop_1($_GET['drop_var']);
}
function drop_1($drop_var)
{
include_once('db.php');
$result = mysql_query("SELECT DISTINCT model FROM vehicles WHERE make='$drop_var' ORDER BY model")
or die(mysql_error());
echo '<select name="drop_2" id="drop_2">
<option value=" " disabled="disabled" selected="selected">Selecteer Model</option>';
while($drop_2 = mysql_fetch_array( $result ))
{
echo '<option value="'.$drop_2['model'].'">'.$drop_2['model'].'</option>';
}
echo '</select>';
echo "<script type=\"text/javascript\">
$('#wait_2').hide();
$('#drop_2').change(function(){
$('#wait_2').show();
$('#result_2').hide();
$.get(\"func.php\", {
func: \"drop_2\",
drop_var: $('#drop_1').val(),
drop_var2: $('#drop_2').val()
}, function(response){
$('#result_2').fadeOut();
setTimeout(\"finishAjax_tier_three('result_2', '\"+escape(response)+\"')\", 400);
});
return false;
});
</script>";
}
//**************************************
// Second selection results //
//**************************************
if (isset($_GET['func'])&& $_GET['func'] == "drop_2" ) {
drop_2($_GET['drop_var'], $_GET['drop_var2']);
}
function drop_2($drop_var, $drop_var2)
{
include_once('db.php');
$result = mysql_query("SELECT DISTINCT year FROM vehicles WHERE make='$drop_var' AND model='$drop_var2'")
or die(mysql_error());
echo '<select name="drop_3" id="drop_3">
<option value=" " disabled="disabled" selected="selected">Selecteer Jaar</option>';
while($drop_3 = mysql_fetch_array( $result ))
{
echo '<option value="'.$drop_3['year'].'">'.$drop_3['year'].'</option>';
}
echo '</select>';
echo "<script type=\"text/javascript\">
$('#wait_3').hide();
$('#drop_3').change(function(){
$('#wait_3').show();
$('#result_3').hide();
$.get(\"func.php\", {
func: \"drop_3\",
drop_var: $('#drop_1').val(),
drop_var2: $('#drop_2').val(),
drop_var3: $('#drop_3').val()
}, function(response){
$('#result_3').fadeOut();
setTimeout(\"finishAjax_tier_four('result_3', '\"+escape(response)+\"')\", 400);
});
return false;
});
</script>";
}
//**************************************
// Third selection results //
//**************************************
if (isset($_GET['func'])&& $_GET['func'] == "drop_3" ) {
drop_3($_GET['drop_var'], $_GET['drop_var2'], $_GET['drop_var3']);
}
function drop_3($drop_var, $drop_var2, $drop_var3)
{
include_once('db.php');
$result = mysql_query("SELECT DISTINCT color FROM vehicles WHERE make='$drop_var' AND model='$drop_var2' AND year='$drop_var3'")
or die(mysql_error());
echo '<select name="drop_4" id="drop_4">
<option value=" " disabled="disabled" selected="selected">Selecteer Kleur</option>';
while($drop_4 = mysql_fetch_array( $result ))
{
if ($drop_4['color'] != "") {
echo '<option value="'.$drop_4['color'].'">'.$drop_4['color'].'</option>';
}
}
echo '</select>';
echo "<script type=\"text/javascript\">
$('#wait_4').hide();
$('#drop_4').change(function(){
$('#wait_4').show();
$('#result_4').hide();
$.get(\"func.php\", {
func: \"drop_4\",
drop_var: $('#drop_1').val(),
drop_var2: $('#drop_2').val(),
drop_var3: $('#drop_3').val(),
drop_var4: $('#drop_4').val()
}, function(response){
$('#result_4').fadeOut();
setTimeout(\"finishAjax_tier_five('result_4', '\"+escape(response)+\"')\", 400);
});
return false;
});
</script>";
}
//**************************************
// Fourth selection results //
//**************************************
if(isset($_GET['func'])&& $_GET['func'] == "drop_4" ) {
drop_4($_GET['drop_var'], $_GET['drop_var2'], $_GET['drop_var3'], $_GET['drop_var4']);
}
function drop_4($drop_var, $drop_var2, $drop_var3, $drop_var4)
{
include_once('db.php');
$result = mysql_query("SELECT * FROM vehicles WHERE make='$drop_var' AND model='$drop_var2' AND year='$drop_var3' AND color='$drop_var4'")
or die(mysql_error());
while($drop_5 = mysql_fetch_array( $result ))
{
if ($drop_5['img'] != "") {
echo '<input type="checkbox" name="drop_5" id="drop_5" style="display:none;" checked value="'.$drop_5['img'].'"/>';
}
}
echo '<input type="submit" name="submit" value="Submit" />';
}
?>
在我选择了所有下拉项目并按提交后,它运行良好,但所有选定的值都消失了......
如果你想改变颜色,你必须再次进入整个下拉列表。提交后是否可以保留所有选定的值?
提前致谢
亲切的问候
乔普