// JavaScript Document
function setLogin()
{
document.loginForm.username.value="username";
document.loginForm.password.value="password";
}

function valiEmail(){
		var er =0;
		email = document.subForm.nl_email.value;
		if( document.subForm.nl_email.value == '')
		er = 1;
		else
		{
		if( email.indexOf("@") ==  -1)
		er = 1;
		if( email.indexOf(".") == -1)
		er = 1;
		}
		if(er == 1){
//		alert(er);
		er = 0;
		alert("please enter a valid email address");
		document.subForm.nl_email.focus();
		return false;
		}
		else
		{
		er = 0;
		return true;
		}
}
function subscribe() {
	if(valiEmail()){
		newWin = window.open("","subscribe_window","location=no;menubar=no,titlebar=no,height=400,width=300");
		newWin.location = "subscribe.php?email="+document.subForm.nl_email.value;
		newWin.focus();
		}
}
function clrField(txt,obj,choice){
	if(choice == 'y'){
	if(obj.value == txt)
	{
	obj.value = '';
	return 0;
	}
	}
	if(choice == 'n')
	{
	if( obj.value == '')
	obj.value =txt;
	}
}
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+='- '+nm+' must contain an e-mail address.\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 += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}