HTML5帮助,无法弄清验证器中显示的错误

LOZ*_*LOZ 0 html validation html5

使用HTML验证器我得到两个错误,我无法弄清楚.

码:

<!DOCTYPE html>
<html lang="en">
    <head>
        <title>Prime Properties Listing</title>
        <link rel="stylesheet" href="prime.css">
        <meta charset="utf-8">

</head>
<body>
<div id="wrapper">
<h1><img src="primelogo.gif" alt=“PRIMELOGO” height=“100” width=“650”/></h1>
<a href="index.html"><img src="primehomenav.gif" height="25" width="107" alt="Home"/></a> 
<a href="listing.html"><img src="primelistingsbtn.gif" height="25" width="107" alt="listing"/></a> 
<a href="financing.html"><img src="primefinancingnav.gif" height="25" width="107" alt="financing"/></a> 
<a href="contact.html"><img src="primecontactnav.gif" height="25" width="107" alt="contact"/></a>


<h3> Schaumburg Colonial </h3>
<p>This single family home is a two-story colonial on a large lot</p>
<a href="listing.html"><img src="schaumburgthumb.jpg" height="113" width="150" alt=""></a>
<ul>
<li>Four bedrooms</li>
<li>Two and 1/2 baths</li>
<li>Two car garage</li>
<li>Listing#3432535</li>
</ul>

<h3>Libertyville Condo</h3>
<p>New Construction condo in downtown Libertyvilla</p>
<a href="listing.html"><img src="libertyvillethumb.jpg" height="113" width="150" alt=""></a> 
<ul>
<li>Close to train</li>
<li>Two bedrooms,two baths</li>
<li>Two indoor parking spaces</li>
<li>Listing#3432432</li>
</ul>

<div id="footer">
<a href="primeindex.html">Home</a>&nbsp;&nbsp;
<a href="listing.html">Listing</a>&nbsp;&nbsp;
<a href="financing.html">Financing</a>&nbsp;&nbsp;
<a href="contact.html">Contact</a>&nbsp;<br>

<small><i>&copy; Copyright "blahblah" blahblah 2012</i></small> <br /><a href="mailto:blahblah@gmail.com">blahblah@gmail.com</a></div>
</div>
</body>

</html>
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2个错误:

1)第11行,第71列:元素img上属性高度的错误值"100":预期数字但是"相反.

非负整数的语法:一个或多个数字(0-9).例如:42和0有效,但-273不有效.

2)第11行,第71列:错误值"650"/元素img上的属性宽度:预期数字但是"而是".

非负整数的语法:一个或多个数字(0-9).例如:42和0有效,但-273不有效.

任何输入将不胜感激.

Aus*_*rst 5

替换这个

alt=“PRIMELOGO” height=“100” width=“650”
Run Code Online (Sandbox Code Playgroud)

alt="PRIMELOGO" height="100" width="650"
Run Code Online (Sandbox Code Playgroud)

在线11.看起来您使用不同的字符来包装属性的引用.