js css 鼠标移入某个区域滑出一个框的效果怎么做?

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js css 鼠标移入某个区域滑出一个框的效果怎么做?,第1张

1、输入代码,其中button是鼠标要滑动的地方,滑过button时,class为content的内容就要显示出来,鼠标滑出去的时候,这块内容就需要重新隐藏起来。

2、把黑色内容的部分初始状态写成隐藏。只需要在class为content里写上display:none,即可。

3、来看下代码和浏览器中的效果。可以看到黑色内容部分已经不见了。

4、把onmouseover和onmouseout两个事件作用在button上面,再写overShow()和overHide()两个 函数。可以看到在函数中通过改content的display属性来实现显示隐藏的效果。

5、在浏览器中就可以看到效果了。

脚本说明:

第一步:把如下代码加入<head>区域中

<SCRIPT LANGUAGE="JavaScript1.2">

<!-- Begin

var ver = navigator.appVersion

var dom = document.getElementById ? 1 : 0

var ie5 = (ver.indexOf("MSIE 5") >-1 &&dom) ? 1 : 0

var n = (document.layers)

var ie = (document.all)

var sparksAflyin = 0

var totalSparks = 0

var sparksOn = 1

function initMouseEvents() {

document.onmousedown = mouseDown

if (n) document.captureEvents(Event.MOUSEDOWN | Event.MOUSEMOVE)

}

function mouseDown(e) {

if (sparksOn) {

var mousex = (n) ? e.pageX : event.x+document.body.scrollLeft

var mousey = (n) ? e.pageY : event.y+document.body.scrollTop

if (!sparksAflyin) {

for (var k = 0k <= 9k++)

eval('SHOW("sDiv'+k+'")')

sparksAflyin = 1

totalSparks = 0

for(i = 0i <= 9i++)

eval('moveTo('+i+',0,'+mousex+','+mousey+')')

}

}

}

function moveTo(i,j, mousex, mousey){

if (j <eval('anim_'+i+'_x.length') ){

var tempx = eval('anim_'+i+'_x[j]+mousex')

var tempy = eval('anim_'+i+'_y[j]+mousey')

if (ie) {

if(tempy+30 >(document.body.offsetHeight+document.body.scrollTop))

tempy = document.body.offsetHeight+document.body.scrollTop-30

if(tempx+30 >(document.body.offsetWidth+document.body.scrollLeft))

tempx = document.body.offsetWidth+document.body.scrollLeft-30

eval('document.all.sDiv'+i+'.style.left = tempx')

eval('document.all.sDiv'+i+'.style.top = tempy')

}

if (n) {

eval('document.layers.sDiv'+i+'.left = tempx')

eval('document.layers.sDiv'+i+'.top = tempy')

}

j++

// timeout: 50 = fireworks speed, larger number = slower speed

setTimeout("moveTo("+i+","+j+","+mousex+","+mousey+")",50)

}

else {

eval('HIDE("sDiv'+i+'")')

totalSparks++

}

if (totalSparks == 10) {

sparksAflyin = 0

totalSparks = 0

}

}

function SHOW(divName){

if (document.all)

eval('document.all.'+divName+'.style.visibility = "visible"')

else if (document.layers)

eval('document.layers["'+divName+'"].visibility = "visible"')

}

function HIDE(divName){

if (document.all)

eval('document.all.'+divName+'.style.visibility = "hidden"')

else if (document.layers)

eval('document.layers["'+divName+'"].visibility = "hide"')

}

anim_0_x=new Array(20,20,10,0,0,0,0,0,0,0,0,0)

anim_0_y=new Array(-20,-40,-60,-80,-60,-40,-20,0,20,40,60,80)

anim_1_x=new Array(20,20,17,36,60,78,90,92,93,98,108,120,133,152,181)

anim_1_y=new Array(-20,-20,-33,-38,-38,-27,-2,25,51,84,113,141,162,212,253)

anim_2_x=new Array(20,20,2,3,4,5,6,7,8,9,10,12,13,15,18)

anim_2_y=new Array(-20,-20,-33,-38,-38,-27,-2,25,51,84,113,141,162,212,253)

anim_3_x=new Array(-20,-20,-2,-1,7,10,18,35,60,102,94,94,93,97,108,111,117,127)

anim_3_y=new Array(-20,-25,-64,-89,-104,-150,-173,-197,-213,-199,-151,-101,-66,-17,27,87,140,189)

anim_4_x=new Array(-20,-20,-10,-39,-30,-69,-64,-138,-154,-200,-181,-209,-191,-207,-203,-213,-202,-221,-211)

anim_4_y=new Array(-20,-20,-28,-51,-79,-100,-135,-154,-193,-183,-149,-134,-89,-60,8,51,107,157,201)

anim_5_x=new Array(-20,-29,-51,-72,-105,-133,-164,-189,-209,-229,-247,-270,-279,-282,-283,-283,-285,-286,-288)

anim_5_y=new Array(-20,-55,-86,-116,-154,-183,-205,-217,-217,-198,-169,-120,-44,-8,40,87,144,190,248)

anim_6_x=new Array(-20,-20,-7,14,44,79,143,186,217,226,234,244,250,259,265,274)

anim_6_y=new Array(-20,-21,-72,-113,-139,-166,-188,-181,-126,-68,-3,54,134,187,215,257)

anim_7_x=new Array(20,20,-3,-9,-13,-27,-33,-44,-54,-66,-77,-95,-107,-136,-150,-160,-164,-168,-171,-172,-172,-176,-175)

anim_7_y=new Array(-20,-26,-43,-63,-89,-116,-145,-169,-201,-222,-240,-253,-254,-245,-220,-195,-160,-124,-81,-53,-26,19,68)

anim_8_x=new Array(-20,20,-35,39,0,45,-1,24,-15,14,-20,35,-18,38,-11,16,49,64,81,93,100,103,109)

anim_8_y=new Array(-20,-20,-32,-42,-62,-76,-89,-107,-132,-147,-173,-180,-192,-209,-236,-193,-119,-73,-24,51,95,130,188)

anim_9_x=new Array(-20,-51,-89,-110,-165,-191,-228,-240,-259,-271,-277,-281,-287)

anim_9_y=new Array(-20,-20,-35,-37,-34,-16,10,47,105,150,189,227,273)

// End -->

</script>

第二步:把<body>改为

<body bgcolor="#fef4d9" OnLoad="initMouseEvents()">

第三步:在<body>区域中加入如下代码

<div id="sparks">

<div id="sDiv0" style="position:absolutevisibility: hidden"><font face="arial black" color="red">a</font></div>

<div id="sDiv1" style="position:absolutevisibility: hidden"><font face="arial black" color="yellow">b</font></div>

<div id="sDiv2" style="position:absolutevisibility: hidden"><font face="arial black" color="blue">c</font></div>

<div id="sDiv3" style="position:absolutevisibility: hidden"><font face="arial black" color="red">d</font></div>

<div id="sDiv4" style="position:absolutevisibility: hidden"><font face="arial black" color="orange">e</font></div>

<div id="sDiv5" style="position:absolutevisibility: hidden"><font face="arial black" color="white">f</font></div>

<div id="sDiv6" style="position:absolutevisibility: hidden"><font face="arial black" color="green">g</font></div>

<div id="sDiv7" style="position:absolutevisibility: hidden"><font face="arial black" color="skyblue">h</font></div>

<div id="sDiv8" style="position:absolutevisibility: hidden"><font face="arial black" color="yellow">i</font></div>

<div id="sDiv9" style="position:absolutevisibility: hidden"><font face="arial black" color="white">j</font></div>

</div>

这个是那个网站的脚本说明

第一步是在网页的head区插入代码

第二步

body里的bgcolor是规定整个页面的背景色,它的语法是直接在body里添加bgcolor属性比如:你想把背景颜色设为red你可以这样添加代码:<body bgcolor="red">如果是其他颜色:<body bgcolor="#329734">#号后的六位数字都是16进制的

OnLoad="initMouseEvents()"《---是执行initMouseEvents这个js

第三步

DIV元素是用来为HTML文档内大块(block-level)的内容提供结构和背景的元素。DIV的起始标签和结束标签之间的所有内容都是用来构成这个块的,其中所包含元素的特性由DIV标签的属性来控制,或者是通过使用样式表格式化这个块来进行控制。

所以说 那个div是定义每一个字母位置标签

例如<div id="sDiv0" style="position:absolutevisibility: hidden"><font face="arial black" color="red">a</font></div>

div id="sDiv0"《---定义标签为sDiv0

style="position:absolutevisibility: hidden"

position:absolute是将div的位置固定的,也就是用浏览器的绝对位置的显示div,只是浏览器的解释稍微不同,所以位置也不同了

visibility: hidden《--当visibility被设置为"hidden"的时候,元素虽然被隐藏了,但它仍然占据它原来所在的位置。

font face="arial black" color="red"

font face是设置字体的

color="red"是设置 红色的

现在看来下面这个语句

<div id="sDiv0" style="position:absolutevisibility: hidden"><font face="arial black" color="red">a</font></div>

是设置 字母啊的字体,颜色 平时被隐藏 当你点击是出现在你点击的位置

以上皆为手打 如果对楼主有帮助 希望楼主可以采纳 加分

不懂这儿的选中是鼠标点击还是覆盖或者是点击之后的效果,因此就都说一下: 1.被点击时的效果可以用div:active{ css } 2.鼠标覆盖在上面的时候可以用div:hover{ css} 3.点击之后的效果,这个相对前2种有些麻烦,必须用到JS或者jquery,步骤如下: a.先给div添加一个选中的样式比如on{css}; b.然后在js中$('div').click(function{ $('div').toggleClass(' ','on')}) 这是jquery自带的一个方法,点击div切换2个class,