$.fn.stickyfloat = function(options, lockBottom, mintop) {
 var obj                 = this;
 var parentPaddingTop     = parseInt(obj.parent().css('padding-top'));
 var startOffset         = obj.parent().offset().top;
 var opts                 = $.extend({ startOffset: startOffset, offsetY: parentPaddingTop, duration: 200, lockBottom:true }, options);
 
 obj.css({ position: 'absolute' });
 
 if(opts.lockBottom){
 var bottomPos = obj.parent().height() - obj.height() + parentPaddingTop; //get the maximum scrollTop value
 if( bottomPos < 0 )
 bottomPos = 0;
 }
 
 $(window).scroll(function () {
 obj.stop(); // stop all calculations on scroll event
 
 var pastStartOffset            = $(document).scrollTop() > opts.startOffset;    // check if the window was scrolled down more than the start offset declared.
 var objFartherThanTopPos    = obj.offset().top > startOffset;    // check if the object is at it's top position (starting point)
 var objBiggerThanWindow     = obj.outerHeight() < $(window).height();    // if the window size is smaller than the Obj size, then do not animate.
 
 // if window scrolled down more than startOffset OR obj position is greater than
 // the top position possible (+ offsetY) AND window size must be bigger than Obj size
 if( (pastStartOffset || objFartherThanTopPos) && objBiggerThanWindow ){
 var newpos = ($(document).scrollTop() -startOffset + opts.offsetY );
 if ( newpos > bottomPos )
 newpos = bottomPos;
 if ( $(document).scrollTop() < opts.startOffset ) // if window scrolled < starting offset, then reset Obj position (opts.offsetY);
 newpos = parentPaddingTop;
 if(newpos < mintop)
	newpos = mintop;
 obj.animate({ top: newpos }, opts.duration );
 }
 });
 };