我正在尝试使用两个下拉框更改图像,当涉及到 jquery/javascript 时,我是一个完全的菜鸟,所以想知道是否可以得到一些帮助,即使它只是朝着正确的方向轻推。
所以这就是问题所在。我想要一个室内装潢颜色选择和一个油漆颜色选择,它们都出现在同一个产品上,所以最好有 2 个下拉框。
我到目前为止的代码是:
window.onload=function()
{
var caption=['Default Image Caption',
'Caption1',
'Caption2',
'Caption3',
'Caption4',
'Caption5',
'Caption6',
'Caption7',
'Caption8',
'Caption9'], // This will be your images caption
bp='images/', //base url of your images
imgnum=8, //Number of your images. This should match on your comboboxes options.
thumb=document.getElementById('thumb'), //id of your image that will be changing
description=document.getElementById('caption'), //id of your caption
combobox=document.getElementById('paint'); // id of your combobox.
combobox=document.getElementById('vinyl');
combobox.onchange=function()
{
thumb.src=bp+'Picture'+this.value+name+'.jpg';
description.innerHTML=caption[this.value];
}
}
HTML是
<label>Change the Paint: </label>
<select id="paint">
<option>Change Picture</option>
<option value="1">Image 1</option>
<option value="2">Image 2</option>
<option value="3">Image 3</option>
<option value="4">Image 4</option>
<option value="5">Image 5</option>
<option value="6">Image 6</option>
<option value="7">Image 7</option>
<option value="8">Image 8</option>
<option value="9">Image 9</option>
</select><br />
<label>Change the Vinyl: </label>
<select id="vinyl">
<option>Change Picture</option>
<option Name="1">Image 1</option>
<option Name="2">Image 2</option>
<option Name="3">Image 3</option>
<option Name="4">Image 4</option>
<option Name="5">Image 5</option>
<option Name="6">Image 6</option>
<option Name="7">Image 7</option>
<option Name="8">Image 8</option>
<option Name="9">Image 9</option>
</select>
好的,在下面好心人的帮助下,我解决了这个问题:
<script type="text/javascript">
function callAFunction(SelectBox)
{
var caption=[
'Default Image Caption',
'Caption1',
'Caption2',
'Caption3',
'Caption4',
'Caption5',
'Caption6',
'Caption7',
'Caption8',
'Caption9'],
bp='images/',
imgnum=8,
thumb=document.getElementById('thumb'),
description=document.getElementById('caption');
thumb.src=bp+'Picture'+paint.value+vinyl.value+'.jpg';
description.innerHTML=caption[SelectBox.value];
}
</script>
<img src="/images/picture1.jpg" alt="" id="thumb" />
<label>Change the Paint: </label>
<select id="paint" onChange="callAFunction(this); return false;">
<option value="1">Image 1</option>
<option value="2">Image 2</option>
<option value="3">Image 3</option>
<option value="4">Image 4</option>
<option value="5">Image 5</option>
<option value="6">Image 6</option>
<option value="7">Image 7</option>
<option value="8">Image 8</option>
<option value="9">Image 9</option>
</select><br />
<label>Change the Vinyl: </label>
<select id="vinyl" onChange="callAFunction(this); return false;">
<option value="1">Image 1</option>
<option value="2">Image 2</option>
<option value="3">Image 3</option>
<option value="4">Image 4</option>
<option value="5">Image 5</option>
<option value="6">Image 6</option>
<option value="7">Image 7</option>
<option value="8">Image 8</option>
<option value="9">Image 9</option>
</select>
非常感谢您的帮助!