/*configuration*/

var maxCSSFileNumber 		= 4;
var minCSSFileNumber		= 1;
var standardCSSFileNumber 	= 1;

// Einstellungen laden
loadSettings();

function cssChangeStandard()
{
	document.getElementById("cssfile").href = "css/css" + standardCSSFileNumber + ".css";
}

function cssChangeBigger()
{
	var actualCSSFile = document.getElementById("cssfile").href;
	var actualCSSFileLength = actualCSSFile.length;
	var positionNumber = Number(actualCSSFileLength - 5);
	var string = actualCSSFile.charAt(positionNumber);

	if(string<maxCSSFileNumber)
		string++;

	document.getElementById("cssfile").href = "css/css" + string + ".css";
	saveSettings(string);
}

function cssChangeSmaller()
{
	var actualCSSFile = document.getElementById("cssfile").href;
	var actualCSSFileLength = actualCSSFile.length;
	var positionNumber = Number(actualCSSFileLength - 5);
	var string = actualCSSFile.charAt(positionNumber);
	
	if(string>minCSSFileNumber)
		string--;
	
	document.getElementById("cssfile").href = "css/css" + string + ".css";
	saveSettings(string);
}

function loadSettings()
{
	url = "cssChanger.php";

	new Ajax.Request(url,
	{
	  method: 'post',
	  onSuccess: function(transport) { standardCSSFileNumber = transport.responseText; cssChangeStandard(); }
	});
}

function saveSettings(cssFile)
{
	url = "cssChanger.php";

	new Ajax.Request(url,
	{
	  method: 'post',
	  parameters: { action: "change", size: cssFile },
	  onSuccess: function(transport) { }
	});
}