// JavaScript Document

function onImage (imgName, loc){
	document.images[imgName].src = loc + "2bt_" + imgName + ".gif";}

function offImage (previous, loc){
	document.images[previous].src = loc + "bt_" + previous + ".gif";}

function NewWindow(mypage,myname,w,h,scroll){
  var win= null;
  var winl = (screen.width-w)/2;
  var wint = (screen.height-h)/2;
  var settings  ='height='+h+',';
      settings +='width='+w+',';
      settings +='top='+wint+',';
      settings +='left='+winl+',';
      settings +='scrollbars='+scroll+',';
      settings +='resizable=yes';
win=window.open(mypage,myname,settings);

  if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}

function DownloadMe(x){
    myTempWindow = window.open(x,'','left=10000,screenX=10000');
    myTempWindow.document.execCommand('SaveAs','null',x);
    myTempWindow.close();
}

function Verify1(form){
	var error="";

	if (Trim(form.emailAddress.value)=="")
		error += "- Email Address\n";
	if (Trim(form.mailingAddress.value)==""){
		error += "- Mailing Address\n";
	} else {
		if(isValidEmail(Trim(form.emailAddress.value))==false)
			error += "- VALID Email Address\n";
	}

	if (error!=""){
		error = "Sorry, there seems to be some errors or required fields :\n" + error;
		alert(error);
		form.emailAddress.focus();
		return false;
	} else {
		return true
	}
}

function Verify2(form){
	var error="";

	if (Trim(form.emailAddress.value)=="")
		error += "- Your Email Address\n";
	if (Trim(form.friendsEmail.value)=="")
		error += "- Email Address\n";
	if (Trim(form.friendsAddress.value)==""){
		error += "- Mailing Address\n";
	} else {
		if(isValidEmail(Trim(form.emailAddress.value))==false)
			error += "- VALID Email Address\n";
	}

	if (error!=""){
		error = "Sorry, there seems to be some errors or required fields :\n" + error;
		alert(error);
		form.friendsEmail.focus();
		return false;
	} else {
		return true
	}
}



	function LTrim(str){
	   var whitespace = new String(" \t\n\r");
	   var s = new String(str);
	   if (whitespace.indexOf(s.charAt(0)) != -1) {
	      var j=0, i = s.length;
	      while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
	         j++;
	      s = s.substring(j, i);
	   }
	   return s;
	}
	
	function RTrim(str){
	   var whitespace = new String(" \t\n\r");
	   var s = new String(str);
	   if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
	      var i = s.length - 1;       // Get length of string
	      while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
	         i--;
	      s = s.substring(0, i+1);
	   }
	   return s;
	}
	
	function Trim(str){
	   return RTrim(LTrim(str));
	}

	function isValidEmail(str){
		return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
	}
	
	function radioValue(radioButton)
	{
		for (x = 0; x <= radioButton.length; x++)
		{
			if (radioButton[x].checked == true) return radioButton[x].value; 
		} 
			return radioButton.value;
	}