function chiamaGratis(l,iHref,athPfx,cc) {
var popTNum=new Array('34819','35703','35701','35705','35699');
var ifrTNum=new Array('35707','35713','35711','35715','35709');
var NS4=false,NS=navigator.appName=="Netscape";
if(NS&&(parseFloat(navigator.appVersion)<5)) NS4=true;
if(NS4) webVoicePop('var1='+cc,'AuthorizeURL='+athPfx+cc,'Template='+popTNum[l-1]);
else document.location.href=(iHref+'&cgt='+ifrTNum[l-1]);
}