function formHandler(form) {
	var URL = form.site.options[form.site.selectedIndex].value;
	location.href = URL;
	} // END formHandler function

function openWindow(url) {
	var w = window.open (url, "win", "height=250,width=530,false,false,false,false,false,false");
	// var w = window.open (url, "win", "height=240,width=320,location,menubar,resizable,scrollbars,status,toolbar");
	}

// links en radio buttons ( <input type="radio" name="loc" onClick="go('mailto:anyone@mailserver.com');"> )
function go(loc) {
window.location.href = loc;
} // END!

// SOLO NUMEROS
function numsOnly(elForm,elName,elValue) { 
var valNum = "";
var valString = new String(elValue);
for (x = 0; x <= valString.length-1; x++) {
    thisNum = valString.charAt(x);
    if (thisNum >= "0" && thisNum <= "9") { 
       valNum += thisNum
   }
}
   document.forms[elForm].elements[elName].value = valNum;
} //END SOLO NUMEROS

function soloBlancos(str){
// Autor : Gonzalo Silva - Gos
	/* esta funcion devuelve true si solo hay blancos en el string str*/
	var resultado=false;
	if(Rtrim(str)==""){
		resultado=true;
	}
	return resultado;
}