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Javascript navigation menu

Source: Internet
Author: User
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Traditional

Here, the Go There button is omitted. Select the menu item and jump directly.

 

 

Html code


[Html]
<! 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"/>
<Title> transfer menu </title>
<Script type = "text/javascript" src = "transfer menu. js"> </script>
</Head>
<Body>
<Form>
<Select id = "newLocation">
<Option selected = "selected" value = ""> Select a topic </option>
<Option value = "topic1.html"> topic1 </option>
<Option value = "topic2.html"> topic2 </option>
<Option value = "topic3.html"> topic3 </option>
<Option value = "topic4.html"> topic4 </option>
<Option value = "topic5.html"> topic5 </option>
</Select>

<! -- Called when the browser does not support javascript or disables script running -->
<Noscript>
<Input type = "submit" value = "Go There! "/>
</Noscript>

</Form>
 
</Body>
</Html>
<! 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"/>
<Title> transfer menu </title>
<Script type = "text/javascript" src = "transfer menu. js"> </script>
</Head>
<Body>
<Form>
<Select id = "newLocation">
<Option selected = "selected" value = ""> Select a topic </option>
<Option value = "topic1.html"> topic1 </option>
<Option value = "topic2.html"> topic2 </option>
<Option value = "topic3.html"> topic3 </option>
<Option value = "topic4.html"> topic4 </option>
<Option value = "topic5.html"> topic5 </option>
</Select>
 
<! -- Called when the browser does not support javascript or disables script running -->
<Noscript>
<Input type = "submit" value = "Go There! "/>
</Noscript>
 
</Form>

</Body>
</Html>

 


Javascript script [javascript]
Window. onload = initForm;
 
// Prevents page caching and cannot trigger onload
Window. onunload = function (){}

Function initForm (){
Document. getElementById ("newLocation"). selectIndex = 0;
Document. getElementById ("newLocation"). onchange = jumpPage;

}


Function jumpPage (){
Var newLoc = document. getElementById ("newLocation ");
Var newPage = newLoc. options [newLoc. selectedIndex]. value;

If (newPage! = ""){
Window. location = newPage;
}

}
Window. onload = initForm;

// Prevents page caching and cannot trigger onload
Window. onunload = function (){}
 
Function initForm (){
Document. getElementById ("newLocation"). selectIndex = 0;
Document. getElementById ("newLocation"). onchange = jumpPage;

}


Function jumpPage (){
Var newLoc = document. getElementById ("newLocation ");
Var newPage = newLoc. options [newLoc. selectedIndex]. value;
 
If (newPage! = ""){
Window. location = newPage;
}

}

From jarin's column
 

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
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