$(document).ready(function(){

// Here we are getting all images and turning off the context menu. 
// return false is the same as calling .preventDefault() and .stopPropagation()
	$('img').bind("contextmenu",function(e){
		return false;
	});

// Here we disable default behaviors for mousedown which include the drag options.         
	$('img').bind("mousedown",function(e){
		return false;
	});	    
});