function getURLParam(strParamName)
	{
	  var strReturn = "";
	  var strHref = window.location.href;
	  if ( strHref.indexOf("?") > -1 )
		{
			var strQueryString = strHref.substr(strHref.indexOf("?")).toLowerCase();
			var aQueryString = strQueryString.split("&");
			for ( var iParam = 0; iParam < aQueryString.length; iParam++ )
				{
				  if (aQueryString[iParam].indexOf(strParamName + "=") > -1 )
						{
							var aParam = aQueryString[iParam].split("=");
							strReturn = aParam[1];
							break;
						}
				}
		}
	  return strReturn;
} 

function getURLParamReferrer()
	{
	  var strParamNameReferrer = "q";
	  var strReturn = "";
	  var strHref = document.referrer;
	  if ( strHref.indexOf("?") > -1 )
		{
			var strQueryString = strHref.substr(strHref.indexOf("?")).toLowerCase();
			var aQueryString = strQueryString.split("&");
			for ( var iParam = 0; iParam < aQueryString.length; iParam++ )
				{
				  if (aQueryString[iParam].indexOf(strParamNameReferrer + "=") > -1 )
						{
							var aParam = aQueryString[iParam].split("=");
							strReturn = aParam[1];
							break;
						}
				}
		}
	  return strReturn;
} 

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function crearIframe(IdSesion, cod_cliente)
{
	ifrm = document.createElement("IFRAME");
	
	var keyword =  document.referrer;
	keyword = keyword.replace(/&/g,"*am*");
	keyword = keyword.replace(/=/g,"*eq*");
	keyword = keyword.replace(/\+/g,"*pl*");
	
	localizacion='http://www.websdirect.net/seo/conversion-entrada.asp?cod=' +  getURLParam('cod')
	+ '&cod_cliente=' + cod_cliente
	+ '&idsesion=' + IdSesion 
	+ '&keyword=' + keyword;
							
	ifrm.style.width = 0+"px";
	ifrm.style.height = 0+"px";
	document.body.appendChild(ifrm);
	ifrm.setAttribute("src", localizacion);

}



	if(readCookie('tracking')==null) {
		idsesion = 'FCAR5EKYPG';
	} else { 
		idsesion = readCookie('tracking');	
	}
	
	createCookie('tracking', idsesion, 30);
	
	
	if(getURLParam('cod')!= '')
	{
	//	alert(getURLParam('cod'));
		crearIframe(idsesion, 17);		
	}