function openBrWindow(theURL,winName,features) {
  window.open(theURL,winName,features);
};

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- El campo '+nm+' debe contener una dirección de email válida.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- El campo '+nm+' es obligatorio.\n'; }
  } if (errors) alert('Han ocurrido los siguientes errores:\n'+errors);
  document.MM_returnValue = (errors == '');
}

// menú
// http://www.csscreator.com/menu/multimenu.php
//activateMenu = function(nav) {

    /* currentStyle restricts the Javascript to IE only */
//	if (document.all && document.getElementById(nav).currentStyle) {  
//        var navroot = document.getElementById(nav);
        
        /* Get all the list items within the menu */
//        var lis=navroot.getElementsByTagName("LI");  
//        for (i=0; i<lis.length; i++) {
        
           /* If the LI has another menu level */
//            if(lis[i].lastChild.tagName=="UL"){
            
                /* assign the function to the LI */
//             	lis[i].onmouseover=function() {	
                
                   /* display the inner menu */
//                   this.lastChild.style.display="block";
//                }
//                lis[i].onmouseout=function() {                       
//                   this.lastChild.style.display="none";
//                }
//            }
//        }
//    }
//}
//window.onload= function(){
    /* pass the function the id of the top level UL */
    /* remove one, when only using one menu */
//    activateMenu('nav'); 
//    activateMenu('vertnav'); 
//};