Toggleable Blur Effect with Click

index.html

//html
<div class=" blurOverlay2 pointer " onclick=" toggleBlurOverlay(this);">520052</div>

//css
.blurOverlay2 {
    filter: progid:DXImageTransform.Microsoft.Blur(PixelRadius='3');
    -webkit-filter: url(#blur-filter);
    filter: url(#blur-filter);
    -webkit-filter: blur(3px);
    filter: blur(3px);
}

//js
function toggleBlurOverlay(e)
{
                if($(e).hasClass('blurOverlay2'))
                        $(e).removeClass('blurOverlay2'); 
                else
                        $(e).addClass('blurOverlay2');
}