Page Comparison

function PreDataLoad() {
	//your important loading stuff here
}

var alreadyLoaded = false;

$(document).ready(function() {
	PreDataLoad();
});

function PreDataLoad() {
	if (alreadyLoaded) {
		return;
	}
	alreadyLoaded = true;
	//your important loading stuff here
	PostDataLoad();
}


function PostDataLoad() {
	//your important post loading formatting stuff here
}