Custom div draggable function - window boundaries?

Custom div draggable function - window boundaries?

References

Reference NO 1

http://stackoverflow.com/questions/15190230/custom-div-draggable-function-window-boundaries

Reference NO 2

http://stackoverflow.com/questions/15604339/javascript-drag-and-snap-to-browser-window

Reference NO 3

http://stackoverflow.com/questions/15309398/javascript-dragging-div-lagging

Reference NO 4

http://stackoverflow.com/questions/15518449/slow-down-dragging-speed

Reference NO 5

http://tech.pro/tutorial/650/javascript-draggable-elements

Reference NO 6

http://www.diffusedreality.com/content.html

Reference NO 7

http://fstoke.me/jquery/window/

Reference NO 8

#EANF#