function AbrirPopup(URL, w, h){
  window.open(URL,"_blank","toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=no, copyhistory=no, width="+ w +", height="+ h +" + ");    	    	
}
function randomImage(){
    randomNum = 0;
    nameImage = "";
    //la variable doc se obtiene del html que llama a la funcion "doc='ci'"
    /*
    if(doc == "ci"){
    		randomNum = 2;
    		nameImage = "picture1";	
    }else{*/
    		randomNum = 13;
    		nameImage = "picture";
    //}
    var ri = Math.floor(Math.random()*randomNum)+1;
		img = nameImage + ri + ".jpg";
		
  return img;
}
function collapsar(menucol,menuco2,menuco3){
    if(document.getElementById(menucol).style.display == 'none'){
        document.getElementById(menucol).style.display = 'block';
            document.getElementById(menuco2).style.display = 'none';
            document.getElementById(menuco3).style.display = 'none';
    }
    else{
          document.getElementById(menucol).style.display = 'none';
    }
}
function trim(cadena)
{
	for(i=0; i<cadena.length; )
	{
		if(cadena.charAt(i)==" ")
			cadena=cadena.substring(i+1, cadena.length);
		else
			break;
	}

	for(i=cadena.length-1; i>=0; i=cadena.length-1)
	{
		if(cadena.charAt(i)==" ")
			cadena=cadena.substring(0,i);
		else
			break;
	}
	
	return cadena;
}
function checkForm(form) {
			 if (clicks >= 2) {
			  return false;
			 }
			 return true;
		}
		function validarMail(mail){
			return validaEmailComun(mail);
		}

		function validaEmailComun(email){
			filter = /^[a-zA-Z][\w\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$/;
			var valid = filter.test(email);
			return valid;
		}

function isValidForm()
		{
				if ( trim(document.form1.fname.value)=="" ){
					alert("Please insert a valid first name.");
					document.form1.fname.focus();
					return; }
				
				if ( trim(document.form1.lname.value)=="" ){
					alert("Please insert a valid last name.");
					document.form1.lname.focus();
					return; }
				
				if ( trim(document.form1.stmail.value)=="" ){
					alert("Please insert a valid street mailing address.");
					document.form1.stmail.focus();
					return; }
					
				if ( trim(document.form1.city.value)=="" ){
					alert("Please insert a valid city.");
					document.form1.city.focus();
					return; }
				
				if ( trim(document.form1.country.value)=="" ){
					alert("Please insert a valid country.");
					document.form1.country.focus();
					return; }
				
				if ( trim(document.form1.countryc.value)=="" ){
					alert("Please insert a valid country of citizenship.");
					document.form1.countryc.focus();
					return; }
					
				if ( trim(document.form1.telcc.value)==""){
					alert("Please insert a valid telephone number country code.");
					document.form1.telcc.focus();
					return; }
				
				if ( trim(document.form1.telnum.value)==""){
					alert("Please insert a valid telephone number.");
					document.form1.telnum.focus();
					return; }
				
				if (!validarMail(document.form1.email.value)){
					alert("Please insert a valid email address.");
					document.form1.email.focus();
					return; }
				
				if ( trim(document.form1.tbalan.value)==1){
					alert("Please insert a valid total balances.");
					document.form1.tbalan.focus();
					return; }
				
				document.form1.submit();
				
		}
		

	function acceptNum(evt){
		var nav4 = window.Event ? true : false;
		// NOTE: Backspace = 8, Enter = 13, '0' = 48, '9' = 57
		var key = nav4 ? evt.which : evt.keyCode;
		return (key <= 13 || (key >= 48 && key <= 57));
	}
	
	function writeAroba(){
		document.write('@');
	}