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Examples of js Implementation of Top-foldable menu toolbar Effects

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Author: User
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Examples of js Implementation of Top-foldable menu toolbar Effects

This article mainly introduces how js achieves top-foldable menu toolbar effects, which enables you to slide over the menu toolbar to fold and expand effects, involving javascript mouse events and style operation skills, for more information, see

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<! 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>

<Title> menu toolbar that can be folded </title>

<Style>

Html, body {

Margin: 0;

}

Body {

Url(img.jpg) repeat-x;

}

Ha {

Margin: 0 auto;

}

Img {

Border: none;

}

# Fx_topToolbar {

Position: relative; top:-76px; left: 0;

Margin: 0 auto; height: 92px;

Background: #0C3E74; width: 700px;

Text-align: center;

}

# Fx_topToolbar. shell {

Margin: 0 auto; padding: 13px 0;

}

# Btn_offOn {

Position: absolute; bottom:-8px;

Left: 20px; height: 24px; width: 150px;

Background: url(img34.gif) no-repeat;

}

# Btn_offOn {

Display: block; zoom: 1; height: 24px;

Position: relative; right:-16px;

Background: url(tip.gif) no-repeat 100% 0;

}

</Style>

<Script>

(JS = {

$: Function (o) {return typeof o = "string "? Document. getElementById (o): o },

On: function (o, type, fn ){

O. attachEvent? O. attachEvent ('on' + type, function () {fn. call (o)}): o. addEventListener (type, fn, false );

Return JS. on },

Move: function (who, attr, val, s, fn ){

Var fm = parseInt (who. style [attr]) | 0;

ClearInterval (who ['timer _ '+ attr]);

Var iFx = (function (form, to, s ){

Return function (){

Return form + = Math [form <? 'Ceil ': 'floor'] (to-form) * (s | 0.3 ))};

}) (Fm, val, s );

Who ['timer _ '+ attr] = setInterval (function (){

Var v = iFx ();

Who. style [attr] = v + 'px ';

If (v = val) {fn & fn. call (who); clearInterval (who ['timer _ '+ attr]);};

}, 18 );

}

}). On (window, 'load', function (){

Var Q = JS. $ ('fx _ topToolbar '); Q. style. top ='-74px ';

JS. on (JS. $ ('btn _ offon'), 'mouseover', function () {JS. move (Q, 'top', 0 )})

(Q, 'mouseout', function () {Q. outTimer = setTimeout (function () {JS. move (Q, 'top',-74)}, 10 )})

(Q, 'mouseover', function () {clearTimeout (this. outTimer )});

})

</Script>

</Head>

<Body>

<Div id = "fx_topToolbar">

<Div class = "shell">

<A href = "#" title = "">

</A>

<A href = "#" title = "">

</A>

</Div>

<Div id = "btn_offOn"> <a href = "#" title = ""> </a> </div>

</Div>

</Body>

</Html>

I hope this article will help you design javascript programs.

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.

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