// ----------------------------------------------
// StyleSwitcher functions written by Paul Sowden
// http://www.idontsmoke.co.uk/ss/
// - - - - - - - - - - - - - - - - - - - - - - -
// For the details, visit ALA:
// http://www.alistapart.com/stories/alternate/
//
// nifty StyleSwitcher scripts modified by Aaron Jones 10/10/2002
//
// Updated for finalsite : Craig Edmond 7/8/2004
// ----------------------------------------------

var sheets = new Array( //Define stylesheets: "title,href"
	// MUST Have "Default,some/stylesheet.css" defined! 
	"default,uploaded/main.css",
	"large,uploaded/large.css"
);

//---------------------------------------------

function setActiveStyleSheet(title, reset) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
  if (reset == 1) {
	  createCookie("cfstyle", title);
  }
}

function setStyle() {
	var style = readCookie("cfstyle");
	if (style != null) {
		setActiveStyleSheet(style, 0);
	}
}

// ----------------------------------------------
// Cookie functions
// ----------------------------------------------

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = ";expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+";path=/;";
}

// ----------------------------------------------

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

// Write out stylesheets

var style = readCookie("cfstyle");
if(style == null){ style = "Default"; }

for(var i=0;i < sheets.length;i++){
  	var rel_str = "alternate stylesheet";
    var sheets_atr = sheets[i].split(',');
  	if(sheets_atr[0] == style){ rel_str = "stylesheet"; }
    document.write( "<link type=\"text/css\" title=\""+ sheets_atr[0] +"\" href=\""+ sheets_atr[1] +"\"  rel=\""+ rel_str +"\" >");
}