/*
	common js library
	©2006-2008 Barah Ministries, Inc. | barahministries.com
	All Rights Reserved.
	Contact:
	Marc Pomeroy
	marc@soulfuric.com
	m.pomeroy@traxsource.com
*/

// image preload:
function preload_images() {
	var path = 'img/';
	var images = new Array(
		'banner.jpg', 'button_active.gif', 'button_over.gif', 'main_td_bg.gif', 'main_footer_bg.gif', 'link_arrow1.gif', 'link_arrow2.gif', 
    'front_btn.gif', 'front_btn_over.gif', 'front_long_btn.gif', 'front_long_btn_over.gif'
	);
	
	document.imageArray = new Array(images.length);
	for(var i=0; i<images.length; i++) {
		document.imageArray[i] = new Image;
		document.imageArray[i].src = path+images[i];
	}
}

preload_images();


// addthis config
var addthis_config =
{
   services_exclude: "email, print",
   ui_cobrand: "Barah Ministries"
}
var addthis_options = "facebook, twitter, favorites, myspace, google, delicious, digg, more";



// Search validate
function doSearch() {
	if(document.searchf.scrit.value=="" || document.searchf.scrit.value.length<3) {
		alert("Please enter something larger to search.");
		document.searchf.scrit.focus();
		return false;
	}
}

// Read text size toggle
function toggleReadSize() {
	var div  = document.getElementById("read");
	var txt = document.getElementById("sizetext");
	var state = document.getElementById("sizestate");
	
	//alert(state.value);
	if (state.value == "sm") {
		div.style.fontSize = "1.3em";
		txt.innerHTML = "Reduce Text";
		state.value = "lg";
	} else {
		div.style.fontSize = "9pt";
		txt.innerHTML = "Enlarge Text";
		state.value = "sm";
	}
}


// create a window:
function WindowCreate(script, win_name, width, height)
{
  wFeatures = 'width='+width+',height='+height+',copyhistory=0,directories=0,location=0,menubar=0,resizable=-1,scrollbars=-1,status=0,toolbar=0';
	temp_win = open(script, win_name, wFeatures);
	temp_win.focus();
}


// create a CENTERED window:
/*
function WindowCreateCenter(script, win_name, width, height, resize, scrolls)
{
	var left = (screen.width/2) - width/2; 
	var top  = (screen.height/2) - (height/2)-50; 
	wFeatures = 'width='+width+',height='+height+',copyhistory=0,directories=0,location=0,menubar=0,resizable='+resize+',scrollbars='+scrolls;
	wFeatures += ',status=-1,toolbar=0,left='+left+',top='+top+',screenX='+left+',screenY='+top;
	temp_win = open(script, win_name, wFeatures);
	temp_win.focus();
}
*/

// goto a location after a confirmation:
function ConfirmAction(URL, Question)
	{
	  self.status='';
		if (confirm(Question))
			location.href=URL;
	}


// auto submit a form after a confirmation:
function confirmSubmit(formName, Prompt)
	{
			self.status='';
			if (confirm(Prompt))
				document.forms[formName].submit();	
	}


// validate email (Thanks Rolly!):
function ValidateEmail(email)
{
  var fEmailOK = true;
  var num = 0;

  for (var i = 0; i < email.length; ++i) {
    var ch = email.charAt(i);
    if (ch == "@") {
      num = num + 1;
    }
  }
  if (num != "1")
    return false;

  var num2 = 0;
  for (var i = 0; i<email.length; ++i) {
    var ch = email.substring(i,i+2);
    if ((ch == "..")||(ch == ".@")||(ch == "@.")) {
      return false;
    }
  }
  if (email.length < 4)
    return false;
  else if (email.lastIndexOf(' ') != -1)
    return false;
  else if ((email.substring(0,1) == ".")||(email.substring(0,1) == "@")) {
    return false;
  }
  else if (email.lastIndexOf('\'') != -1)
    return false;
  else if ((i = email.lastIndexOf('@')) == -1)
    return false;
  else { // Get substring
    var tail = email.substring(i+1, email.length);
    if (tail.length < 3)
      return false;
    else if ((i = tail.lastIndexOf('.')) == -1)
      return false;
    else {
      var tailend = tail.substring(i+1, tail.length);
      if (tailend.length == 0)
        return false;
    }
  }
  return true;
}