var left = "";

function nav(i) {
    var w = 0;
    var LarguraSite = 983;    
    var window_w = 0;
    left = "";
    if( typeof( window.innerWidth ) == 'number' ) {
        LarguraSite += 17;
        window_w = window.innerWidth;           
    } 
    else {
        if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
            window_w = document.documentElement.clientWidth;
        } 
        else {
            if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
                window_w = document.body.clientWidth;
            }
        }
    }
    w += (window_w-LarguraSite)/2;
     
    left += w + 'px';
    if(i==1){
        //document.getElementById('ro2').style.display = 'none';
        document.getElementById('ro1').style.display = 'inline';
        document.getElementById('ro1').style.left = left;
    }
    else{
        document.getElementById('ro1').style.display = 'none';
        document.getElementById('ro2').style.display = 'inline';
        document.getElementById('ro2').style.left = left;
    }
    
}

function fecha(){
    document.getElementById('ro1').style.display = 'none';
    //document.getElementById('ro2').style.display = 'none';
}

function tal(){
	var hostTrack = _gat._getTracker("UA-3736133-1"); 
	hostTrack._initData();
	hostTrack._trackPageview('RecordOnline');
}