/**		  styleswitcher.js   - Cybercrime : Piercing the darkness   */

/* 
Thanks to Paul Sowden of alistapart.com for the original of this code
URL: http://www.alistapart.com/articles/alternate/
Below is a modfied version of his code.
*/

<!-- Begin

function setActiveStyleSheet(title) 
{
  var i, a, main;
  
  if(title == 'textOnly')
  {
	 for(i=0; (a = document.getElementsByTagName("link")[i]); i++) 
 	 { 
  	  	 if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) 
		  { 
	  		 if(a.getAttribute("title") == 'textOnly') 
			 	a.disabled = false;   
	      }
	  }  
   }
  
  else
  {
  	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;   // #   	  
	      }
  	}
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

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

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

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;
}

function styleLoad(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
  cookie = readCookie("textonly");
  if (cookie == "true")
	setActiveStyleSheet("textOnly");
}

function styleUnload(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
  createCookie("textonly", (isActiveStyleSheet('textOnly') ? "true" : "false"), 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);

//end -->