// JavaScript Document

/* 
 Onload 
*/ 
window.onload = initCSS; 
// initCSS: If there's a "mystyle" cookie, set the active stylesheet when the page loads 
function initCSS() { 
//alert("initCSS");
	var style = readCookie("mystyle"); 
	if (style) { 
		activeCSS(style); 
		//alert(style);
	} 
} 
/* 
 Switcher functions 
*/ 
// activeCSS: Set the active stylesheet 
function activeCSS(title) { 
	var i, oneLink; 
	for (i = 0; (oneLink = document.getElementsByTagName("link")[i]); i++) { 
		if (oneLink.getAttribute("title") && findWord("stylesheet", oneLink.getAttribute("rel"))) { 
			oneLink.disabled = true; 
			if (oneLink.getAttribute("title") == title) { 
				oneLink.disabled = false; 
			} 
		} 
	} 
	setCookie("mystyle", title, 365); 
} 
// findWord: Used to find a full word (needle) in a string (haystack) 
function findWord(needle, haystack) { 
	var init = needle + "\\b"; 
	return haystack.match(needle + "\\b"); 
} 
/* 
 Cookie functions 
*/ 
// Set the cookie 
function setCookie(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 + ";"; // Effet local
	document.cookie = name + "=" + value + expires + ";path=/;";  // Effet global
} 
// Read the cookie 
function readCookie(name) { 
	var needle = name + "="; 
	var cookieArray = document.cookie.split(';'); 
	for(var i=0;i < cookieArray.length;i++) { 
		var pair = cookieArray[i]; 
		while (pair.charAt(0)==' ') { 
			pair = pair.substring(1, pair.length); 
		} 
		if (pair.indexOf(needle) == 0) { 
			return pair.substring(needle.length, pair.length); 
		} 
	} 
	return null; 
}