function get_data(url, div, params) {

	// Execute the Ajax call
	var myAjax = new Ajax.Updater(div, url, { method: 'post', parameters: params, onComplete: function() { document.getElementById(div).focus() } });

}


function expand_disclaimer() {

    var collapse_disclaimer_function = new Function("collapse_disclaimer();");
    var headline = document.getElementById("disclaimer");
    headline.onclick = collapse_disclaimer_function;
    var div = document.getElementById("disclaimer_content_div");
    div.style.display = "block";
	headline.className = ("reading_headline");

}


function collapse_disclaimer() {
    var expand_disclaimer_function = new Function("expand_disclaimer();");
    var headline = document.getElementById("disclaimer");
    headline.onclick = expand_disclaimer_function;
    var div = document.getElementById("disclaimer_content_div");
    div.style.display = "none";
	headline.className = ("headline_div");
}


function expand(article_id, user_hash, note_hash) {

    if(document.getElementById("aid_" + article_id).style.display == "block") {
		document.getElementById("aid_" + article_id).style.display = "none";
		document.getElementById("headline_" + article_id).className = ("headline_div");
		
    } else {
		var url = "content_service.php";
		var params = "article_id=" + article_id + "&user_hash=" + user_hash + "&note_hash=" + note_hash;
		var myAjax = new Ajax.Request(url, { parameters: params });

		document.getElementById ("aid_" + article_id).style.display = "block";
		document.getElementById("headline_" + article_id).className = ("reading_headline");
    }
}


function date_adjust() {

	var start = document.getElementById('start').selectedIndex;
	var stop = document.getElementById('stop').selectedIndex;

	if(stop > start) {
		document.getElementById('start').options[stop].selected = true;
	}
}