var fontSize = 12;
var fMax = 24;
var fMin = 8;
var fStep = 1;

function changeFontSize(increment)
 {
	if(increment) {
		fontSize=parseInt(fontSize) + parseInt(fStep);
	} else {
		fontSize=parseInt(fontSize) - parseInt(fStep);
	}

	if(fontSize > fMax) {
		fontSize = fMax;
	}
	if(fontSize < fMin) {
		fontSize = fMin;
	}
	//document.body.style.fontSize = (fontSize) + "px";
	document.getElementById('ma_div').style.fontSize = (fontSize) + "px";
	
	Set_Cookie('fontsize_senja', fontSize);
}
// incrementFontSize
function incrementFontSize() {
	changeFontSize(true);
}

// decrementFontSize
function decrementFontSize() {
	changeFontSize(false);
}



var fois=0
function Affichegrande(cheminImage,texte)
{
newImage = new Image;
newImage.src = cheminImage;
html = '<HTML><HEAD><TITLE>Image</TITLE><meta http-equiv="Pragma" content="no-cache"></HEAD><BODY leftmargin=0 marginwidth=0 topmargin=0 marginheigth=0 oncontextmenu="return false"><CENTER>'+
'<a href="#" onClick="window.close()"><IMG SRC="'+cheminImage+'" BORDER=0 NAME=monImage alt="'+texte+'"border="0" onLoad="window.resizeTo(document.monImage.width+20,document.monImage.height+80); window.moveTo((screen.width-document.monImage.width)/2,5)"> </a></CENTER></BODY></HTML>';
if (fois == 1 ) ouvrirImage.close();
ouvrirImage = window.open('','_blank','toolbar=0,location=0,menuBar=0,scrollbars=0,resizable=0');
ouvrirImage.document.write(html);
fois=1;
}



function Set_Cookie( name, value, expires, path, domain, secure )
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct
expires time, the current script below will set
it for x number of days, to make it for hours,
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
( ( path ) ? ";path=" + path : "" ) +
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}


// this fixes an issue with the old method, ambiguous values
// with this test document.cookie.indexOf( name + "=" );
function Get_Cookie( check_name ) {
	// first we'll split this cookie up into name/value pairs
	// note: document.cookie only returns name=value, not the other components
	var a_all_cookies = document.cookie.split( ';' );
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f

	for ( i = 0; i < a_all_cookies.length; i++ )
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split( '=' );


		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');

		// if the extracted name matches passed check_name
		if ( cookie_name == check_name )
		{
			b_cookie_found = true;
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if ( a_temp_cookie.length > 1 )
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	if ( !b_cookie_found )
	{
		return null;
	}
}

