今日実施したこと

// fade in #back-top
$(function () {
$(window).scroll(function () {
if ($(this).scrollTop() > 500) {
$('#back-top').fadeIn();
} else {
$('#back-top').fadeOut();
}
});
// scroll body to 0px on click
$('#back-top a').click(function () {
$('body,html').animate({
scrollTop: 0
}, 100);
return false;
});
});
});
</script>

/* backtotop */

#back-top {

position: fixed;

bottom: 5px;

right: 20px;

margin-right: 85%;

}

#back-top a {

width: 108px;

display: block;

text-align: center;

font: 11px/100% Arial, Helvetica, sans-serif;

text-transform: uppercase;

text-decoration: none;

color: #bbb;

/* transition */

-webkit-transition: 1s;

-moz-transition: 1s;

transition: 1s;

}

#back-top a:hover {

color: #000;

}

/* arrow icon (span tag) */

#back-top span {

width: 50px;

height: 50px;

display: block;

margin-bottom: 0px;

background: #eae5e3 url(※用意した画像のURL) no-repeat center center;

/* rounded corners */

-webkit-border-radius: 10px;

-moz-border-radius: 10px;

border-radius: 10px;

/* transition */

-webkit-transition: 1s;

-moz-transition: 1s;

transition: 1s;

}

#back-top a:hover span {

opacity:0.5;

}

<h3 class='post-title entry-title' itemprop='name'>
<b:if cond='data:post.link'>
<a expr:href='data:post.link'><data:post.title/></a>
<b:else/>
<b:if cond='data:post.url'>
<b:if cond='data:blog.url != data:post.url'>
<a expr:href='data:post.url'><data:post.title/></a>
<b:else/>
<data:post.title/>
</b:if>
<b:else/>
<data:post.title/>
</b:if>
</b:if>
</h3>
<h3 class='post-title entry-title' itemprop='name'>
<b:if cond='data:post.link'>
<a expr:href='data:post.link'><data:post.title/></a>
<b:else/>
<b:if cond='data:post.url'>
<b:if cond='data:blog.url != data:post.url'>
<a expr:href='data:post.url'><data:post.title/></a>
<b:else/>
<data:post.title/>
</b:if>
<b:else/>
<data:post.title/>
</b:if>
</b:if>
</h3>
<!--No header image -->
<div id='header-inner'>
<div class='titlewrapper'>
<h1 class='title'>
<b:include name='title'/>
</h1>
</div>
<b:include name='description'/>
</div>
<b:widget id='BlogArchive1' locked='false' title='Blog Archive' type='BlogArchive'>
<b:includable id='main'>
<b:if cond='data:title'>
<h2><data:title/></h2>
</b:if>
<b:widget id='HTML4' locked='false' title='Blogger templates' type='HTML'>
<b:includable id='main'>
<!-- only display title if it's non-empty -->
<b:if cond='data:title != &quot;&quot;'>
<h2 class='title'><data:title/></h2>
</b:if>
<header>
<div class='header-outer'>
<div class='header-cap-top cap-top'>
<div class='cap-left'/>
<div class='cap-right'/>
</div>
<div class='fauxborder-left header-fauxborder-left'>
<div class='fauxborder-right header-fauxborder-right'/>
<div class='region-inner header-inner'>
<b:section class='header' id='header' maxwidgets='1' showaddelement='no'>
<b:widget id='Header1' locked='true' title='せきらら白書～備忘録～ (Header)' type='Header'/>
< /b:section>
</div>
</div>
<div class='header-cap-bottom cap-bottom'>
<div class='cap-left'/>
<div class='cap-right'/>
</div>
</div>
</header>
<div class='tabs-outer'>
<div class='tabs-cap-top cap-top'>
<div class='cap-left'/>
<div class='cap-right'/>
</div>
<div class='fauxborder-left tabs-fauxborder-left'>
<div class='fauxborder-right tabs-fauxborder-right'/>
<div class='region-inner tabs-inner'>
<b:section class='tabs' id='crosscol' maxwidgets='1' showaddelement='yes'>
<b:widget id='PageList1' locked='false' title='Pages' type='PageList'/>
< /b:section>
<script type="text/javascript">
// <![CDATA[
var scrolltotop={
 //startline: Integer. Number of pixels from top of doc scrollbar is scrolled before showing control
 //scrollto: Keyword (Integer, or "Scroll_to_Element_ID"). How far to scroll document up when control is clicked on (0=top).
 setting: {startline:100, scrollto: 0, scrollduration:1000, fadeduration:[500, 100]},
 controlHTML: '<img src="自分の好みの画像をUploadしてURLを指定する" style="width:画像の幅を指定px; height:画像の高さを指定px" />', //HTML for control, which is auto wrapped in DIV w/ ID="topcontrol"
 controlattrs: {offsetx:5, offsety:5}, //offset of control relative to right/ bottom of window corner
 anchorkeyword: '#top', //Enter href value of HTML anchors on the page that should also act as "Scroll Up" links
 state: {isvisible:false, shouldvisible:false},
 scrollup:function(){
if (!this.cssfixedsupport) //if control is positioned using JavaScript
this.$control.css({opacity:0}) //hide control immediately after clicking it
var dest=isNaN(this.setting.scrollto)? this.setting.scrollto : parseInt(this.setting.scrollto)
if (typeof dest=="string" && jQuery('#'+dest).length==1) //check element set by string exists
dest=jQuery('#'+dest).offset().top
else
dest=0
this.$body.animate({scrollTop: dest}, this.setting.scrollduration);
 },
 keepfixed:function(){
var $window=jQuery(window)
var controlx=$window.scrollLeft() + $window.width() - this.$control.width() - this.controlattrs.offsetx
var controly=$window.scrollTop() + $window.height() - this.$control.height() - this.controlattrs.offsety
this.$control.css({left:controlx+'px', top:controly+'px'})
 },
 togglecontrol:function(){
var scrolltop=jQuery(window).scrollTop()
if (!this.cssfixedsupport)
this.keepfixed()
this.state.shouldvisible=(scrolltop>=this.setting.startline)? true : false
if (this.state.shouldvisible && !this.state.isvisible){
this.$control.stop().animate({opacity:1}, this.setting.fadeduration[0])
this.state.isvisible=true
}
else if (this.state.shouldvisible==false && this.state.isvisible){
this.$control.stop().animate({opacity:0}, this.setting.fadeduration[1])
this.state.isvisible=false
}
 },
  
 init:function(){
jQuery(document).ready(function($){
var mainobj=scrolltotop
var iebrws=document.all
mainobj.cssfixedsupport=!iebrws || iebrws && document.compatMode=="CSS1Compat" && window.XMLHttpRequest //not IE or IE7+ browsers in standards mode
mainobj.$body=(window.opera)? (document.compatMode=="CSS1Compat"? $('html') : $('body')) : $('html,body')
mainobj.$control=$('<div id="topcontrol">'+mainobj.controlHTML+'</div>')
.css({position:mainobj.cssfixedsupport? 'fixed' : 'absolute', bottom:mainobj.controlattrs.offsety, right:mainobj.controlattrs.offsetx, opacity:0, cursor:'pointer'})
.attr({title:'Scroll Back to Top'})
.click(function(){mainobj.scrollup(); return false})
.appendTo('body')
if (document.all && !window.XMLHttpRequest && mainobj.$control.text()!='') //loose check for IE6 and below, plus whether control contains any text
mainobj.$control.css({width:mainobj.$control.width()}) //IE6- seems to require an explicit width on a DIV containing text
mainobj.togglecontrol()
$('a[href="' + mainobj.anchorkeyword +'"]').click(function(){
mainobj.scrollup()
return false
})
$(window).bind('scroll resize', function(e){
mainobj.togglecontrol()
})
})
 }
}
scrolltotop.init()
// ]]>

</script>

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