/*
 * To create an iframe for conversion for Google Analytics
 */
function trackingAjax(url, idTarget)
{
	iframe = 			document.createElement("iframe");
	iframe.src = 		url;
	iframe.width = 		"0px";
	iframe.height = 		"0px";
	iframe.frameborder = 	"0";
	iframe.style.border = 	"none";
	iframe.scrolling = 		"no";
	
	target = document.getElementById(idTarget);
	if( !target )
	{
		target = document.getElementsByTagName("body")[0];
	}
	
	target.appendChild(iframe);
}