function pop(url,w,h,x,y) {
winStats='toolbar=no,location=no,directories=no,menubar=no,'
winStats+='scrollbars=no,width='+w+',height='+h
if (navigator.appName.indexOf("Microsoft")>=0) {
winStats+=',left='+x+',top='+y
}else{
winStats+=',screenX='+x+',screenY='+y
}
floater=window.open(url,"",winStats)
}

function popScroll(url,w,h,x,y) {
winStats='toolbar=no,location=no,directories=no,menubar=no,'
winStats+='scrollbars,width='+w+',height='+h
if (navigator.appName.indexOf("Microsoft")>=0) {
winStats+=',left='+x+',top='+y
}else{
winStats+=',screenX='+x+',screenY='+y
}
floater=window.open(url,"",winStats)
}

function cForm(form){

  //Parametros de la ventana nueva
 winStats='toolbar=no,location=no,directories=no,menubar=no,'
 winStats+='scrollbars=no,width=730,height=300'
 if (navigator.appName.indexOf("Microsoft")>=0) {
 winStats+=',left=50,top=150'
 }else{
 winStats+=',screenX=50,screenY=150'
 }
 //

 win=window.open('','myWin',winStats); 
 form.target='myWin';
 form.action='http://rastreo.estafeta.com:7001/ConsultaEnvios/rastreoInternetEsp.jsp'
}