<?xml version="1.0"?>
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	<id>https://www.htxarduino.dk/index.php?action=history&amp;feed=atom&amp;title=Preload_images</id>
	<title>Preload images - Versionshistorie</title>
	<link rel="self" type="application/atom+xml" href="https://www.htxarduino.dk/index.php?action=history&amp;feed=atom&amp;title=Preload_images"/>
	<link rel="alternate" type="text/html" href="https://www.htxarduino.dk/index.php?title=Preload_images&amp;action=history"/>
	<updated>2026-10-06T11:08:57Z</updated>
	<subtitle>Versionshistorie for denne side i HTX Arduino</subtitle>
	<generator>MediaWiki 1.45.1</generator>
	<entry>
		<id>https://www.htxarduino.dk/index.php?title=Preload_images&amp;diff=5241&amp;oldid=prev</id>
		<title>Bar: /* Referencer */</title>
		<link rel="alternate" type="text/html" href="https://www.htxarduino.dk/index.php?title=Preload_images&amp;diff=5241&amp;oldid=prev"/>
		<updated>2022-12-06T20:30:04Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;Referencer&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;da&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Ældre version&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Versionen fra 6. dec. 2022, 22:30&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l32&quot;&gt;Linje 32:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Linje 32:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Referencer==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Referencer==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;references /&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;references /&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{webcode}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Kategori:HTML]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Kategori:HTML]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Bar</name></author>
	</entry>
	<entry>
		<id>https://www.htxarduino.dk/index.php?title=Preload_images&amp;diff=2352&amp;oldid=prev</id>
		<title>Bar: 1 version importeret</title>
		<link rel="alternate" type="text/html" href="https://www.htxarduino.dk/index.php?title=Preload_images&amp;diff=2352&amp;oldid=prev"/>
		<updated>2022-10-22T14:16:05Z</updated>

		<summary type="html">&lt;p&gt;1 version importeret&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;da&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Ældre version&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Versionen fra 22. okt. 2022, 16:16&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;da&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(Ingen forskel)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Bar</name></author>
	</entry>
	<entry>
		<id>https://www.htxarduino.dk/index.php?title=Preload_images&amp;diff=2351&amp;oldid=prev</id>
		<title>htx_&gt;Bar: /* Filen med billed-angivelser */</title>
		<link rel="alternate" type="text/html" href="https://www.htxarduino.dk/index.php?title=Preload_images&amp;diff=2351&amp;oldid=prev"/>
		<updated>2015-05-11T21:10:48Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;Filen med billed-angivelser&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Ny side&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Formålet med at preloade images (at hente billeder inden de vises) er at man kan få en mere flydende visning ved at browseren har hentet billederne inden de vises.&lt;br /&gt;
&lt;br /&gt;
Teknikken er specielt anvendelig til når man laver en hover-effekt med et billede, da det første gang vil give et lille blink, inden browseren har fået loadet billedet. Dette kan undgås hvis man preloader billederne.&lt;br /&gt;
&lt;br /&gt;
Det er kun nødvendigt at preloade de billeder der ligger skjult, som man vil vise ved hjælp af javascript, CSS eller jQuery.&lt;br /&gt;
&lt;br /&gt;
==Filen med billed-angivelser==&lt;br /&gt;
En simpel måde at gøre det på er ved at include en lille javascript-fil hvor man angiver hvilke billeder der skal preloades. Koden kan se ud som følger:&lt;br /&gt;
&amp;lt;source lang=&amp;quot;javascript&amp;quot;&amp;gt;&lt;br /&gt;
pictures = [&amp;quot;Billeder/Knap1h.png&amp;quot;, &amp;quot;Billeder/Knap2h.png&amp;quot;];&lt;br /&gt;
img = [];&lt;br /&gt;
if (document.images) {&lt;br /&gt;
	for (n in pictures) {&lt;br /&gt;
		img[n] = new Image();&lt;br /&gt;
		img[n].src = pictures[n];&lt;br /&gt;
	}&lt;br /&gt;
}&lt;br /&gt;
&amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
I denne fil skal man angive de billeder man ønsker pre-loadet i den første linje.&lt;br /&gt;
&lt;br /&gt;
Koden er udviklet ud fra inspiration fra denne side&amp;lt;ref&amp;gt;[http://www.mediacollege.com/internet/javascript/image/preload.html Mediacollege] side om preload af billeder ved hjælp af javascript&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Filen med javascript-koden kan [[media:preload_images.zip|hentes i denne ZIP-fil]].&lt;br /&gt;
&lt;br /&gt;
==I HTML-filen==&lt;br /&gt;
Inde i HTML-filen angiver man at filen skal includes som javascript ved at tilføje følgende linje i HEAD-tagget:&lt;br /&gt;
&amp;lt;source lang=&amp;quot;html4strict&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;script type=&amp;quot;text/javascript&amp;quot; src=&amp;quot;preload.js&amp;quot;&amp;gt;&amp;lt;/script&amp;gt;&lt;br /&gt;
&amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Referencer==&lt;br /&gt;
&amp;lt;references /&amp;gt;&lt;br /&gt;
[[Kategori:HTML]]&lt;/div&gt;</summary>
		<author><name>htx_&gt;Bar</name></author>
	</entry>
</feed>