/*
.........................
:: Window Popper ::
abre un popup, se puede usar con un flash que le llama
.........................
*/

function popper (myurl, myname, myfeatures, mywidth, myheight, mycentered) {
  if(window.screen)if(mycentered)if(mycentered=="1"){
    var l = (screen.width-mywidth)/2;
    var t = (screen.height-myheight)/2;
    myfeatures+=(myfeatures!='')?',':'';
    myfeatures+='left='+l+',top='+t;
  }
  flop=window.open(myurl,myname,myfeatures+((myfeatures!='')?',':'')+'width='+mywidth+',height='+myheight);
  flop.focus();
}