嗨，我制作了一个使用模式显示输出的网页，我遇到了这样一种情况：我将我的脚本标签放到体内，程序算出鳍，但是当我清洗代码并将脚本标签放到体外时。某些部分停止运行，如果可以帮助我调试，这是我的代码。
这是一个小提琴：http://jsfiddle.net/6x63w/
<div class="infobox">
<div id="shade"></div>
<div id="modal">
<div id="envholder">
<img src="placeholder.png" id="placeholderImg" style="display: none;" />
<input type="button" value="Close" id='close2'>
</div>
</div> <span class="infohead"><a href="http://ojt.cloudstaff.com/Project9/" id="find-post-code">Address Format</a></span>
<div id="WC"><span class="infoques">Which Country?</span>
<form action="" method="get">
<select name="code" id="code">
<option value="Aland Islands">Åland Islands</option>
<option value="Albania">Albania</option>
<option value="American Samoa">American Samoa</option>
<option value="Andorra">Andorra</option>
<option value="Antigua and Barbuda">Antigua and Barbuda</option>
<option value="Argentina">Argentina</option>
<option value="Armenia">Armenia</option>
<option value="Australia">Australia</option>
<option value="Austria">Austria</option>
<option value="Azerbaijan">Azerbaijan</option>
<option value="Belarus">Belarus</option>
<option value="Belgium">Belgium</option>
<option value="Bermuda">Bermuda</option>
<option value="Bosnia and Herzegovina">Bosnia and Herzegovina</option>
<option value="Brunei Darussalam">Brunei Darussalam</option>
<option value="Bulgaria">Bulgaria</option>
<option value="Canada">Canada</option>
<option value="Cayman Islands">Cayman Islands</option>
<option value="Chile">Chile</option>
<option value="China">China</option>
<option value="Croatia">Croatia</option>
<option value="Cyprus">Cyprus</option>
<option value="Czech Republic">Czech Republic</option>
<option value="Denmark">Denmark</option>
<option value="Dominican Republic">Dominican Republic</option>
<option value="Ecuador">Ecuador</option>
<option value="Estonia">Estonia</option>
<option value="Faroe Islands">Faroe Islands</option>
<option value="Finland">Finland</option>
<option value="France">France</option>
<option value="French Guiana">French Guiana</option>
<option value="French Polynesia">French Polynesia</option>
<option value="Germany">Germany</option>
<option value="Greece">Greece</option>
<option value="Greenland">Greenland</option>
<option value="Guadeloupe">Guadeloupe</option>
<option value="Guam">Guam</option>
<option value="Guatemala">Guatemala</option>
<option value="Holy See">Holy See</option>
<option value="Hong Kong">Hong Kong</option>
<option value="Hungary">Hungary</option>
<option value="Iceland">Iceland</option>
<option value="India">India</option>
<option value="Ireland">Ireland</option>
<option value="Isle of Man">Isle of Man</option>
<option value="Italy">Italy</option>
<option value="Jamaica">Jamaica</option>
<option value="Japan">Japan</option>
<option value="Jordan">Jordan</option>
<option value="Kazakhstan">Kazakhstan</option>
<option value="Kenya">Kenya</option>
<option value="Latvia">Latvia</option>
<option value="Lesotho">Lesotho</option>
<option value="Liechtenstein">Liechtenstein</option>
<option value="Lithuania">Lithuania</option>
<option value="Luxembourg">Luxembourg</option>
<option value="Macedonia, The Former Yugoslav Republic of">Macedonia</option>
<option value="Madagascar">Madagascar</option>
<option value="Malaysia">Malaysia</option>
<option value="Maldives">Maldives</option>
<option value="Marshall Islands">Marshall Islands</option>
<option value="Martinique">Martinique</option>
<option value="Mayotte">Mayotte</option>
<option value="Mexico">Mexico</option>
<option value="Micronesia, Federated States of">Micronesia</option>
<option value="Moldova">Moldova</option>
<option value="Monaco">Monaco</option>
<option value="Mozambique">Mozambique</option>
<option value="Nauru">Nauru</option>
<option value="Nepal">Nepal</option>
<option value="Netherlands">Netherlands</option>
<option value="New Caledonia">New Caledonia</option>
<option value="New Zealand">New Zealand</option>
<option value="Norfolk Island">Norfolk Island</option>
<option value="Northern Mariana Islands">Northern Mariana Islands</option>
<option value="Norway">Norway</option>
<option value="Pakistan">Pakistan</option>
<option value="Palau">Palau</option>
<option value="Panama">Panama</option>
<option value="Papua New Guinea">Papua New Guinea</option>
<option value="Paraguay">Paraguay</option>
<option value="Philippines">Philippines</option>
<option value="Pitcairn">Pitcairn</option>
<option value="Poland">Poland</option>
<option value="Portugal">Portugal</option>
<option value="Puerto Rico">Puerto Rico</option>
<option value="Reunion">Reunion</option>
<option value="Romania">Romania</option>
<option value="Russian Federation">Russian Federation</option>
<option value="Saint Barthelemy">Saint Barthelemy</option>
<option value="Saint Kitts and Nevis">Saint Kitts and Nevis</option>
<option value="Saint Martin">Saint Martin</option>
<option value="San Marino">San Marino</option>
<option value="Singapore">Singapore</option>
<option value="Slovakia">Slovakia</option>
<option value="Slovenia">Slovenia</option>
<option value="South Africa">South Africa</option>
<option value="Spain">Spain</option>
<option value="Sri Lanka">Sri Lanka</option>
<option value="Svalbard and Jan Mayen">Svalbard and Jan Mayen</option>
<option value="Swaziland">Swaziland</option>
<option value="Sweden">Sweden</option>
<option value="Switzerland">Switzerland</option>
<option value="Turkey">Turkey</option>
<option value="Tuvalu">Tuvalu</option>
<option value="Uganda">Uganda</option>
<option value="Ukraine">Ukraine</option>
<option value="United Arab Emirates">United Arab Emirates</option>
<option value="United Kingdom">United Kingdom</option>
<option value="United States">United States</option>
<option value="Uruguay">Uruguay</option>
<option value="Venezuela">Venezuela</option>
<option value="Virgin Islands, U.S.">Virgin Islands, U.S.</option>
<option value="Wallis and Futuna">Wallis and Futuna</option>
</select>
<input type="button" id="start" value="Show Address Format" class="button">
</div>
<script type="text/javascript">
var modal = document.getElementById('modal');
var shade = document.getElementById('shade');
document.getElementById('start').onclick = function() {
var q = document.getElementById("code");
var selected = q.options[q.selectedIndex].value;
var src = "img2/" + selected + ".jpg";
var img = document.getElementById("placeholderImg");
img.src = src;
img.style.display = "inline";
modal.style.display = shade.style.display = 'block';
};
document.getElementById('close2').onclick = function() {
modal.style.display = shade.style.display = 'none';
};
</script>
</form>
</div>
最佳答案
尝试在$(document).ready()中编写代码，以便您可以使用DOM，否则可能无法正常工作
试试吧，
$(function(){
// your js code
});
关于javascript - 脚本标签在体内起作用，但在体外不起作用，我们在Stack Overflow上找到一个类似的问题：https://stackoverflow.com/questions/21677943/