/* ----- Functions for stylesheet switcher ----- */
//setActiveStyleSheet('Texte de taille normale'); return false;"
/*<link href="/webconcepteur/styles/villerimouski/fichiersGlobal/css/villerimouski-default.css" rel="stylesheet" type="text/css" />

	*/

function setActiveStyleSheet( title )
{
	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;
		}
	}
}

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 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;
}

window.onload = function( e )
{
	var cookie = readCookie( 'style' );
	var title = cookie ? cookie : getPreferredStyleSheet();
	setActiveStyleSheet( title );
}

window.onunload = function( e )
{
	var title = getActiveStyleSheet();
	createCookie( 'style', title, 365 );
}

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