window.log = function(){
  log.history = log.history || [];  
  log.history.push(arguments);
  arguments.callee = arguments.callee.caller;  
  if(this.console) console.log( Array.prototype.slice.call(arguments) );
};
(function(b){function c(){}for(var d="assert,count,debug,dir,dirxml,error,exception,group,groupCollapsed,groupEnd,info,log,markTimeline,profile,profileEnd,time,timeEnd,trace,warn".split(","),a;a=d.pop();)b[a]=b[a]||c})(window.console=window.console||{});


//Your plug-in here

function scrollTo(opt) {
	var top = $(opt.elm).offset().top;
	
  $('html, body').animate({
    scrollTop: top
  }, opt.speed || (top*0.8), function() {
	window.location.hash = $(opt.elm).attr("id");
  });
}

function strpos (haystack, needle, offset) {
    var i = (haystack + '').indexOf(needle, (offset || 0));
    return i === -1 ? false : i;
}