function isEmailAddr(email) {
	var result = false;
	var theStr = new String(email);
	var index = theStr.indexOf("@");
	if (index > 0) {
		var pindex = theStr.indexOf(".",index);
		if ((pindex > index+1) && (theStr.length > pindex+1))
			result = true;
	}
	return result;
}		
function validRequired(formField,fieldLabel) {
	var result = true;
	if (formField.value == "") {
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
		result = false;
	}
	return result;
}	
function validCheckbox(formField,fieldLabel) {
	var result = true;
	if (!formField.checked) {
		alert('Please check the "' + fieldLabel +'" box.');
		formField.focus();
		result = false;
	}
	return result;
}
function validEmail(formField,fieldLabel,required) {
	var result = true;
	if (required && !validRequired(formField,fieldLabel))
		result = false;
	if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) ) {
		alert("Please enter a complete email address in the form: yourname@yourdomain.com");
		formField.focus();
		result = false;
	}
  	return result;
}
function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}
function popWin(url, width, height) {
	newwindow=window.open(url,'name','height='+height+',width='+width);
	if (window.focus) {newwindow.focus()}
	return false;
}
function session_ready_callback() {
    window.reload();
}