// ConfTool Pro JavaScript core functions.

// Give each window a unique name.
if ((!window.name) || (window.name=='_blank')) { var d=new Date(); window.name = 'CT'+d.getTime(); }

// Highlight table rows in conftool
// Row: Row element, Action: "on" or "off", DefaultStyle , HighlightStyle
function ct_row( Row, Action, DefaultStyle, HighlightStyle ) {
    if (DefaultStyle == '' || HighlightStyle == '' || typeof(Row.style) == 'undefined') return false;
    if (Action=="on")  Row.className = HighlightStyle;
    if (Action=="off") Row.className = DefaultStyle;
    return true;
}

// Some basic cookie functions
function getCookieValue (pos) {
	var e=document.cookie.indexOf(";",pos);
	if (e==-1) e=document.cookie.length;
	return (unescape(document.cookie.substring(pos, e)));
}
function getCookie (name) {
	if (document.cookie.length<1) return(null);
	var l=name.length+1, i=0, j=0;
	while (i<document.cookie.length) {
		j=i+l;
		if (document.cookie.substring(i, j)==name+'=') return(getCookieValue(j));
		i = document.cookie.indexOf(" ", i)+1;
		if (i==0) return(null);
	}
	return(null);
}
function setCookie (name,value,expires,path,domain,secure) {
	document.cookie = name+"="+escape (value)+((expires)?"; expires="+expires:"")+((path)?"; path="+path:"")+((domain)?"; domain="+domain:"")+((secure)?"; secure":"");
}
function deleteCookie (name,path,domain) {
	if ( getCookie(name) ) { document.cookie = name+"="+((path)?"; path="+path:"")+((domain)?"; domain="+domain:"")+"; expires=Thu, 01-Jan-70 00:00:01 GMT"; }
}

// AddEvent to object, by John Resig http://ejohn.org/projects/flexible-javascript-events/
function addEvent( obj, type, fn ) {
   if (obj.addEventListener) {
      obj.addEventListener( type, fn, false );
   } else if (obj.attachEvent) {
      obj["e"+type+fn] = fn;
      obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
      obj.attachEvent( "on"+type, obj[type+fn] );
   }
}

// Get GET parameter from URL, based on http://www.netlobo.com/url_query_string_javascript.html
function getURLParameter( name ) {
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var rx = new RegExp( "[\\?&]"+name+"=([^&#]*)" );
  var res = rx.exec( window.location.href );
  if( res == null ) return ""; else return res[1];
}

// Function to get scroll position
function getScroll() {
 var y=0,x=0;
 if( typeof(window.pageYOffset)=='number' ) { y=window.pageYOffset; x=window.pageXOffset; }
 else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) { y=document.body.scrollTop; x=document.body.scrollLeft; }
 else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) { y=document.documentElement.scrollTop; x=document.documentElement.scrollLeft; }
 return x+','+y;
}

// Handle window name: tranfer it in a cookie...
deleteCookie('window');
addEvent(window, 'beforeunload', function(){ setCookie('window',window.name); });

// Delete cookies for besturl per window functions.
deleteCookie('bestURL');deleteCookie('bestURLinfo');deleteCookie('bestURLxy');

// Scroll to position given in URL
function restoreXY() {
	if (getScroll()=='0,0' &&
			(getURLParameter('x') || getURLParameter('y'))) {
		var x = parseInt(getURLParameter('x')?getURLParameter('x'):'0');
		var y = parseInt(getURLParameter('y')?getURLParameter('y'):'0');
		window.scrollTo(x,y);
	}
}
addEvent(window, 'load', restoreXY );