August 06, 2012

How To Add A Sliding Back To Top Widget For Blogger

Hello Folks!
-Today We are Going To Learn Adding A Sliding Back To Top Widget For Blogger.



Scrolling/Sliding Back to Top Button Widget will make your website More User Friendly.
Yes ! Adding Scrolling Widget Gives Extra Professional Look To Your Blog-Site.
It Gives A Smooth Surfing Of Any Page Of Your Blog.
...& Yes Many Visitor Will Love This Widget Because They Get Lot Of Fun To Scroll Down & Up (Some days ago i was one of them)


Demo 
Scroll Down & Look at Right Down Side.
How To Add It To Your Blog ?
 So Here We Go..
It Is Too Simple Like Writing ABCD ! :) 
# Go To Blogger Dashboard.

# Select Your Blog >> Now Layout >> and Click On Add A Gadget >> Select HTML/JavaScript. 

# Now Just Copy (CTRL C) and Paste(CTRL V) This Code.



<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
<script type="text/javascript" >


/***********************************************

* Scroll To Top Control script- © Dynamic Drive DHTML code library (www.dynamicdrive.com)

* Modified by www.TopTechTopic.com

***********************************************/


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="http://2.bp.blogspot.com/-ePqbjiLEGEI/TivrqfGbPvI/AAAAAAAAEZE/cFdcqMze9Bw/s400/Top.png" />', //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>

Customization -
# Change IMAGE Of Displaying - Just Copy Image URL Not IMAGE at The Palace Of Above Code.

Top.png (25×25)
Back-to-top.png (21×30)
back-to-top-small-1[4].png (30×34)
back-to-top-button.gif (72×107)

# Click Add/Save.
You Have Done! - Now See Your Blog With Superb Back To Top Widget.

Share If You Liked.




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