function igw(){
}
function get_random(maximo)
{
	var ranNum= Math.round(Math.random()*maximo);
	return ranNum;
}

function igw_error()
{
}

window.onerror			= igw_error;

function set_log(campaign,ui,un,referrer){
	igw.image 				= "/iGesWebTracking/igw_track.php?.gif";
	igw.campaign 			= campaign;
	igw.ui 					= ui;
	igw.un					= un;
	//igw.hostname 			= window.location.hostname;
	igw.hostname			= "exed.esade.edu";
	igw.location 			= escape(window.location);
	igw.title				= escape(document.title);
	igw.protocol 			= location.protocol.indexOf('https')>-1?'https:':'http:';
	igw.referer				= referrer;
	igw.randon				= get_random('100000000000');
	igw.userAgent			= escape(navigator.userAgent);
	igw.height				= window.screen.height;
	igw.width 				= window.screen.width;
	igw.img_url =  igw.protocol + '//' +igw.hostname + igw.image + '&rnd=' + igw.randon + '&location=' + igw.location + "&campaign=" + igw.campaign + "&ui=" + igw.ui + "&un=" + igw.un +'&referer='+ igw.referer  +'&title=' + igw.title + '&userAgent=' + igw.userAgent +'&logout=1';
	var d=document;
	if (d.images) {
		if(!d.img_log) d.img_log = new Array();
		i = d.img_log.length;
		d.img_log[i] = new Image; 
		d.img_log[i++].src=igw.img_url;
	}else{
		document.write ('<img src="' + igw.img_url + '" alt="' + igw.img_url + '" border=0 height=1 width=1>');
		}
}