/**
 * @author jonas
 */

//var httpRequest = null;

/**
 * @method Inicia uma requisicao http a algum servidor.
 * @param {Object} operationIn
 * @param {Object} urlIn
 * @param {Object} dataIn
 */
function httpRequisition()
{
	var ajax = null;
	
	try {
		// Firefox, Opera 8.0+, Safari
		ajax = new XMLHttpRequest();
	} catch (e) {
		// Internet Explorer
		try {
			ajax = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				ajax = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {
				alert("Seu navegador nao suporta AJAX!");
				return ajax;
			}
		}
	}

	return ajax;
}