function Ajax()
{
	var XMLHttpRequestObject = false;
	var url = 'tagAdministration.php';

	this.ajaxStart = function()
	{
		if (window.XMLHttpRequest)
		{
			XMLHttpRequestObject = new XMLHttpRequest();
		}
		else if (window.ActiveXObject)
		{
			XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	this.requestStart = function()
	{
		XMLHttpRequestObject.open("POST", url);
		XMLHttpRequestObject.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	}
}