function popup(desti,am,al,nom){
  var ampla = am;
  var altura = al;
  strURL = desti;
  poshoritz = (screen.width) ? (screen.width-ampla)/2 : 0;
  posvert = (screen.height) ? (screen.height-altura)/2 : 0;
  strW = 'toolbar=0,directories=0,location=0,status=0,menubar=0,resizable=1,copyhistory=0,scrollbars=1,width='+ ampla + ',height='+ altura + ',top='+ posvert + ',left='+ poshoritz;
  eval("window.open('" + strURL + "',nom,'" + strW + "')");
}


//funcions ticker

var temps;
posxini=510;
posyini=0;
posx=posxini;
posy=posyini;
incx=-2;


function inici(){
if (document.getElementById){
document.getElementById("ticker1").style.left=posx;
document.getElementById("ticker1").style.top=posy;
document.getElementById("ticker1").style.visibility="visible";
moure_ticker();
}
}

function moure_ticker(){
if (document.getElementById){
if(posx<=-longitud) posx=posxini-10;
posx=posx+incx;
document.getElementById("ticker1").style.left=posx;
document.getElementById("ticker1").style.top=posy;
temps=setTimeout("moure_ticker()",50);
}
}

function para(){
clearTimeout(temps);
}

function segueix(){
moure_ticker();
}

//fi funcions ticker