function createRequestObject() {
	
		var browser = navigator.appName;
		var ajax;
		if(browser == "Microsoft Internet Explorer") {
			
			ajax = new ActiveXObject("Microsoft.XMLHTTP");
			
		} else {
			
			ajax = new XMLHttpRequest();
			
		}
		
		return ajax;
	}
	
	var ajax = createRequestObject();
	
	function checkEmail(el) {
		
		el = el ? el : document.getElementById('signup_email');
	
		ajax.open('get', 'CheckEmail/?q='+escape(el.value));
		ajax.onreadystatechange = checkEmailResponse;
		ajax.send(null);
	
	}
	
	function checkEmailResponse() {
		
	if(ajax.readyState == 4 && ajax.responseText != null) {
		
		var email_response = document.getElementById('email_response');
		var response = eval("(" + ajax.responseText + ")");
		var signup_email = document.getElementById('signup_email');
		var not_my = document.getElementById('not_my_university');
		
		if(response[0] != null && response[0] == 1) {
			
			email_response.innerHTML = "<strong>This email address is in use.</strong><br /> You seem to already have an account with our parent company Chegg.com.<br /><br /> <a href=\"Login/?login_username="+signup_email.value+"\">Click Here to Login</a>&nbsp;(<a href=\"ForgotPassword/\">Forgot Password?</a>)";
			email_response.style.padding = '10px;';
			
		} else {
			
			if(response.campus_id) {
				
				var campus_id = document.getElementById('campus_id');
				var el = document.getElementById('signup_university');
				
				el.value = response.name_long;
				campus_id.value = response.campus_id;
				not_my.style.display = 'block';
				
			}
			
			email_response.innerHTML = '';
			email_response.style.padding = '0px;';
			
		}
	
	}
	}
	
	function inArray(needle, arr) {
		
		for(i=0;i<arr.length;i++) {
		
			if(arr[i][0] == needle) return true;
			
		}
		
		return false;
		
	}
	
	function noSubmit(event) {
	
		if(event.keyCode == 13) {
			
			return false;
			
		}
		
	}
	
	function doFocus(event, msg) {
	
		e = event ? event : window.event;
		el = e.target ? e.target : e.srcElement;
		
		if(el.tagName == 'TEXTAREA') {
			
			if(el.innerHTML == msg) {
				
				el.innerHTML = '';
				
			}
		
		} else {
		
			if(el.value == msg) {
				
				el.value = '';
	
			} 
			
		}
	}
	
	function doSubmit(event) {
	
		var email = document.getElementById('launchlist_email');
		var university = document.getElementById('university');
		var captcha = document.getElementById('captcha');
		
		if(!email.value.indexOf('@')) {
			
			return false;
			
		} else if(university.value != lastResult) {
			
			showAlert(university, 'Error', 'Please enter a valid university');
			return false;
			
		}
		
		return false;
	}
	
	var alertOpacity = 1;
			
	function showAlert(e, type, msg) {
		
		var alertBox = document.getElementById('alert');
		
		alertBox.innerHTML = '<h4>'+type+'</h4><br /> '+msg;
		alertBox.style.opacity = '1';
		alertBox.style.top = (e.offsetTop - 30) + 'px';
		alertBox.style.left = (e.offsetLeft + e.offsetWidth + 5) + 'px';
		alertBox.style.display = 'block';
		
		setTimeout('fadeAlert()', 3000);
		
	}
	
	function fadeAlert() {
		
		var alertBox = document.getElementById('alert');
		alertBox.style.opacity = alertOpacity-0.1;
		alertOpacity = alertOpacity-0.1;
		
		if(alertOpacity > 0) {
			setTimeout('fadeAlert()', 20);
		} else {
			alertOpacity = 1;
		}
		
	}
	
	function addItem(item_id) {
		
		document.getElementById('item_id').value = item_id;
		document.getElementById('search_form').submit();
		
	}
	
	function toggleBilling(event) {
	
		var billing_address = document.getElementById('billing_address');
		var billing_is_shipping = document.getElementById('billing_is_shipping');
		
		if(billing_is_shipping.checked) {
			
			billing_address.style.display = 'none';
			
		} else {
			
			billing_address.style.display = 'block';
			
		}
		
	}
	
	function hide_cards() {
		
		var cards = document.getElementById('credit_cards');
		var tables = cards.getElementsByTagName('table');
		var new_card = document.getElementById('new_card');
		
		new_card.style.display = 'none';
		
		for(var i = 0; i < tables.length; i++) {
			
			tables[i].style.display = 'none';
			
		}
		
	}
	
	function select_card(e) {
		
		hide_cards();
		var event = window.event ? window.event : e;
		var el = event.srcElement ? event.srcElement : event.target;
		var credit_card_table = document.getElementById('credit_cards');
		var new_card = document.getElementById('new_card');
		
		if(el.value == '#') {
		
		} else if(el.value == 'add') {
			
			new_card.style.display = 'block';
			var tbs = new_card.getElementsByTagName('table');
			for(var i = 0; i < tbs.length; i++) { tbs[i].style.display = 'block'; }
			
		} else {
			
			var table = document.getElementById('saved_card_'+el.value);
			table.style.display = 'block';
			
		}
		
	}
	
	
var current_search_by = 1;
	
	function showTab(event) {
		
		var tab = $('search_tab');
	
		tab.style.visibility = 'shown';
			
		if(current_search_by == 1) {
			
			tab.innerHTML = 'Search by Course';
			
		} else {
				
				tab.innerHTML = 'Search by Keyword/Title/Author/ISBN';
			
		}
		
	}
	
	function hideTab(event) {
		
		var tab = $('search_tab');
		tab.style.display = 'none';
		
	}
	
	function tabClick(event) {
		
		var tab = $('search_tab');
		//tab.style.display = 'none';
		
		toggleSearchType();
		
	}
	
	function toggleSearchType(type) {
		
		var box1 = $('search_by_keyword');
		var box2 = $('search_by_course');
		var tab = $('search_tab');
		
		if(current_search_by == 1) {
			
			box1.style.display = 'none';
			box2.style.display = 'block';
			current_search_by = 0;
			tab.innerHTML = 'Search By Keyword';
			
		} else {
			
			box1.style.display = 'block';
			box2.style.display = 'none';
			current_search_by = 1;
			tab.innerHTML = 'Search By Courses';
			
		}
	}
	
	function checkIssue(e) {
		
		var event = window.event ? window.event : e;
		var el = event.srcElement ? event.srcElement : event.target;
		var other = $('other');
		
		if(el.value == 'other') {
			
			other.style.display = 'block';
			
		} else {
			
			other.style.display = 'none';
			
		}
	}	
	
	var pressAjax = createRequestObject();
		
		function getRandPress() {
					
			pressAjax.open('get', 'press/?'+Math.random()*5);
			pressAjax.onreadystatechange = fillPress;
			pressAjax.send(null);
			
		}
		
		var pressArr = new Array();
		
		function fillPress() {
			
			if(pressAjax.readyState == 4) {
				
				var res = eval('('+pressAjax.responseText+')');
			
				if(res.length >= 1) {
					
					for(var i = 0; i < res.length; i++) {
					
						pressArr[ pressArr.length ] = res[i];
					
					}
					changePress(0);
					
				}
			}
		
		}
		
		function changePress(i) {
			
			if(i >= pressArr.length) { i = 0; }
			var pressScroller = document.getElementById('press_scroller');
			
			pressScroller.style.backgroundImage = 'url("'+pressArr[i][0]+'")';
			pressScroller.onclick = function() { window.open(pressArr[i][1], 'press_window'); }
			
			setTimeout('changePress('+(i+1)+')', 3000);
			
		}
		
		function getUserComments() {
					
			ajax.open('get', 'HappyCustomers/?'+Math.random()*5);
			ajax.onreadystatechange = fillComments;
			ajax.send(null);
			
		}
		
		var Comments = new Array();
		var CurComment = 0;	
		function fillComments() {
		
			if(ajax.readyState == 4) {
			
				var res = eval('(' + ajax.responseText + ')' );
				if(res.length >= 1) {
				
					for(var i = 0; i < res.length; i++) {
					
						Comments[ Comments.length ] = res[i];
						
					}
					
					var loading = $('user_comments_loading');
					var comments = $('user_comments');
					loading.style.display = 'none';
					comments.style.display = 'block';
					
					changeComments(0);
					
				}
				
			}
			
		}
		
		function changeComments(i) {
		
			if(i >= Comments.length) i = 0;
			
			var fname = $('user_comments_fname');
			var from = $('user_comments_from');
			var message = $('user_comments_message');
			
			fname.innerHTML = Comments[i].full_name;
			from.innerHTML = Comments[i].from;
			message.innerHTML = Comments[i].comment;
			
			CurComment = i;
			
		}
		
		function getRandBook() {
					
			ajax.open('get', 'rbooksold/?'+Math.random()*5);
			ajax.onreadystatechange = getRandBooks;
			ajax.send(null);
			
		}
		
		var RandomBooks = new Array();
		var CurBook = 0;
		function getRandBooks() {
		
			if(ajax && ajax.readyState == 4) {
			
				var rand_book = document.getElementById('rand_book');
				var rand_book_loading = document.getElementById('rand_book_loading');
				var res = eval('('+ajax.responseText+')');
			
				if(res.length >= 1) {
				
					for(var i = 0; i < res.length; i++) {
					
						RandomBooks[ RandomBooks.length ] = res[i];
						
					}
					
					changeRandBook();
					
					rand_book_loading.style.display = 'none';
					rand_book.style.display = 'block';
					
				}
				
			}
			
		}	
		
		function changeRandBook() {
			
			if(RandomBooks.length >= 1) {
				
				var rand_book = document.getElementById('rand_book');
				var randBookSchool = document.getElementById('rand_book_school');
				var randBookTitle = document.getElementById('rand_book_title');
				var randBookList = document.getElementById('rand_book_list');
				var randBookRent = document.getElementById('rand_book_rent');
				var randBookSavings = document.getElementById('rand_book_savings');
				var randBookFrom = document.getElementById('rand_book_from');
				var randBookFname = document.getElementById('rand_book_fname');
				
				var rand = (Math.round((Math.random()*(RandomBooks.length))+1))
				
				rand = rand >= RandomBooks.length ? RandomBooks.length-1 : rand;
				
				randBookSchool.innerHTML = RandomBooks[rand].school;
				randBookTitle.innerHTML = RandomBooks[rand].book_title;
				randBookList.innerHTML = RandomBooks[rand].price_list;
				randBookRent.innerHTML = RandomBooks[rand].rent_price;
				randBookSavings.innerHTML = RandomBooks[rand].savings;
				randBookFrom.innerHTML = RandomBooks[rand].first_name;
				randBookFname.innerHTML = RandomBooks[rand].first_name;
				
				
			}
		
		}
		
	var currOpacity = 0;
	
	function fadeIn(el) {
		
		el = document.getElementById(el);
		currOpacity += 0.05;
		el.style.opacity = currOpacity;
		
		if(currOpacity < 1) 
			setTimeout("fadeIn('"+el.id+"')", 10);
		
	}
	
	function fadeOut(el) {
		
		el = document.getElementById(el);
		currOpacity -= 0.05;
		el.style.opacity = currOpacity;
		
		if(currOpacity > 0) 
			setTimeout("fadeOut('"+el.id+"')", 10);
		
	}
	
	var lastRes = false;
	
	function campusSuggest(event) {

		var el = document.getElementById('signup_university');
		var suggest_box = document.getElementById('university_suggest');
		var blank_suggest = document.getElementById('blank_suggest');
		var not_my = document.getElementById('not_my_university');
		
		if(
			(event.keyCode >= 48 && event.keyCode <= 111) ||
			(event.keyCode >= 186 && event.keyCode <= 222)
			|| event.keyCode == 8) {
				
			suggest_box.innerHTML = '';
			
			if(el.value != '') {
				
				ajax.open('get', 'campus_suggest/?q='+escape(el.value));
				ajax.onreadystatechange = showCampusList;
				ajax.send(null);
				
			} else if(event.keyCode == 8) {
				
				suggest_box.style.display = 'none';
				blank_suggest.style.display = 'none';
				not_my.style.display = 'none';
				
			}	
		}
	}

	var not_listed = false;
	
	function showCampusList() {
		
		var not_my = document.getElementById('not_my_university');
			
		if(ajax.readyState == 4) {
		
			var res = eval('('+ajax.responseText+')')
			var el = document.getElementById('signup_university');
			var suggest_box = document.getElementById('university_suggest');
			var blank_suggest = document.getElementById('blank_suggest');
	
			if(res.length >= 1) {
				
				if(res.length > 1) {
					
					lastRes = res[1];
			
				} else {
					
					lastRes = res[0];
					
				}
				
				for(var i = 0; i < res.length; i++) {
					
					var a = document.createElement('a');
					a.innerHTML = '<span title="'+res[i].name_long+'" id="'+res[i].campus_id+'">'+res[i].suggested+'</span>';
					a.id = res[i].campus_id;
					a.title = res[i].name_long;
					a.onclick = function(event) { 
						event = event ? event : window.event;
						target = event.srcElement ? event.srcElement : event.target;
						target = target.parentNode.id ? target.parentNode : target;
						var campus_id = document.getElementById('campus_id');
						campus_id.value = target.id;
						el.value = target.title;
						suggest_box.style.display = 'none'; 
						blank_suggest.style.display = 'none';
						not_my.style.display = 'block';
						};
					
					if(i == 0) {
						
						a.style.background = '#e0ffab';
					
					}
					
					suggest_box.appendChild(a);
			
				}
				
				var pos = findPos(el);
				suggest_box.style.display = 'block';
				blank_suggest.style.display = 'block';
				
				blank_suggest.style.top = (pos[1]+31)+'px';
				blank_suggest.style.left = (pos[0]+2)+'px';
				blank_suggest.style.width = suggest_box.offsetWidth+'px';
				blank_suggest.style.height = suggest_box.offsetHeight+'px';
				suggest_box.style.top = blank_suggest.style.top;
				suggest_box.style.left = blank_suggest.style.left;
			
			} else {
				
				suggest_box.style.display = 'none';
				blank_suggest.style.display = 'none';
				not_my.style.display = 'block';
				
			}
		}
		
	}
	
	function hideCampusSuggest() {
		
		var suggest_box = document.getElementById('university_suggest');
		var blank_suggest = document.getElementById('blank_suggest');
		
		suggest_box.style.display = 'none';
		blank_suggest.style.display = 'none';
			
	}
		
	function noReturn(event) { 
	
		if(event.keyCode == 13) {
		
			var el = document.getElementById('signup_university');
			var suggest_box = document.getElementById('university_suggest');
			var blank_suggest = document.getElementById('blank_suggest');
			var user_id = document.getElementById('campus_id');
			user_id.value = lastRes.campus_id ? lastRes.campus_id : user_id.value;
			el.value = lastRes.name_long ? lastRes.name_long : el.value;
			suggest_box.style.display = 'none';
			blank_suggest.style.display = 'none';
				
			return false;
			
		}
		
	}

	function not_my_university(event) {
	
		var not_my = document.getElementById('not_my_university');
		var el = document.getElementById('signup_university');
		var campus_id = document.getElementById('campus_id');
		
		not_my.style.display = 'none';
		el.value = 'University Not Listed';
		el.onfocus = function() { el.select(); }
		campus_id.value = 0;
		not_listed = true;
		
	}
	
	function findPosX(obj) {
  var curleft = 0;

  if(obj.offsetParent) {
    while(1) {
      curleft += obj.offsetLeft;
      if(!obj.offsetParent)
        break;
      obj = obj.offsetParent;
    }
  } else if(obj.x) {
    curleft += obj.x;
  }

  obj.style.position = "static";

  return curleft;
}

function findPosY(obj) {
  var curtop = 0;

  if(obj.offsetParent) {
    while(1) {
      curtop += obj.offsetTop;
      if(!obj.offsetParent)
        break;
      obj = obj.offsetParent;
    }
  } else if(obj.y) {
    curtop += obj.y;
  }

  return curtop;
}

function findPos(obj) {
  var left = findPosX(obj);
  var top = findPosY(obj);

  return [left , top];
}

function findPosition( oElement ) {
  if( typeof( oElement.offsetParent ) != 'undefined' ) {
    for( var posX = 0, posY = 0; oElement; oElement = oElement.offsetParent ) {
      posX += oElement.offsetLeft;
      posY += oElement.offsetTop;
    }
    return [ posX, posY ];
  } else {
    return [ oElement.x, oElement.y ];
  }
}	

 function logReferrer( redirectUrl, isbn ) {
 
  ajax.open( 'get', 'callback/?a=logreferrer&q='+  isbn );
  ajax.send(null);  
  window.open( redirectUrl );
  
 } 
 
 var curr = 0;
 var pages = ['why_rent','whos_renting','happy_customers'];	
 
 function setupHomepage() {

 	getRandPress(); 
 	getRandBook(); 
 
 	setTimeout('beginCycle()', 5000);
 	
 }
 
 function beginCycle() {
 	
 	getUserComments();
 	cyclePages(0);
 	
 }
 
 var is_playing = true;
 var current_scroll = 0;
 
 function toggle_scroll() {
 	
 	is_playing = !is_playing;
 
 	if(is_playing) {
 		
 		$('play_pause').style.background = "url('images/pause.gif') no-repeat";
 		cyclePages(current_scroll);
 		
 	} else {
 		
 		$('play_pause').style.background = "url('images/play.gif') no-repeat";
 		
 	}
 	
 }
 
 function cyclePages(i) {
 
 	if(is_playing == false) { current_scroll = i; return; }
 	
  Effect.DropOut(pages[i], 
  	{
  		duration: 1, 
  		afterFinish: 
  			function() { 
  				i++;
 					if(i>=pages.length) i = 0;
  				$(pages[i]).style.display = 'none'; 
  				Effect.Appear(pages[i], { duration:1 });
  				
  				if(pages[i] == 'whos_renting') changeRandBook();
  				if(pages[i] == 'happy_customers') changeComments(CurComment+1);
  				
  				setTimeout('cyclePages('+i+')', 10000);
  				 
  			}
  	}
  );
 }

function getParent(node, nodeType) {

	if(node.parentNode) {
	
		if(node.parentNode.tagName.toUpperCase == nodeType.toUpperCase) { 
			
			return node.parentNode;
		
		} else {
		
			return getParent(node.parentNode, nodeType);
		
		}
	}
}

// addEvent and removeEvent, designed by Aaron Moore
function addEvent(element, listener, handler)
{
	//if the system is not set up, set it up, and
	// store any outside script's event registration in the first handler slot
	if(typeof element[listener] != 'function' || 
	typeof element[listener + '_num'] == 'undefined'){
		element[listener + '_num'] = 0;
		if(typeof element[listener] == 'function'){
			element[listener + 0] = element[listener];
			element[listener + '_num']++;
		}
		element[listener] = function(e){
			var r = true;
			e = (e) ? e : window.event;
			for(var i = 0; i < element[listener + '_num']; i++)
				if(element[listener + i](e) === false) r = false;
			return r;
		}
	}
	//if handler is not already stored, assign it
	for(var i = 0; i < element[listener + '_num']; i++)
		if(element[listener + i] == handler) return;
	element[listener + element[listener + '_num']] = handler;
	element[listener + '_num']++;
}
function removeEvent(element, listener, handler)
{
	//if the system is not set up, or there are no handlers to remove, exit
	if(typeof element[listener] != 'function' || 
	typeof element[listener + '_num'] == 'undefined' ||
	element[listener + '_num'] == 0) return;
	//loop through handlers,
	//  if target handler is reached, begin overwriting each
	//  handler with the handler in front of it until one before the last
	var found = false;
	for(var i = 0; i < element[listener + '_num']; i++){
		if(!found)
			found = element[listener + i] == handler;
		if(found && (i+1) < element[listener + '_num'])
			element[listener + i] = element[listener + (i+1)];
	}
	//if handler was found, decrement the handler count
	if(found)
		element[listener + '_num']--;
}

var rows = new Array();

function form_highlights() {

	var inputs = document.getElementsByTagName('input');
	
	for(var i = 0; i < inputs.length; i++) {
	
		if(inputs[i].type == 'text' || inputs[i].type == 'password') {
			
			var tr = getParent(inputs[i], 'tr');
			
			if(tr) {
				
				rows[i] = tr.parentNode;
				inputs[i].row_id = i;
				
				
				addEvent(inputs[i], 'onfocus', function(event) {
				
					e = event ? event : window.event;
					el = e.target ? e.target : e.srcElement;
		
					rows[el.row_id].className = rows[el.row_id].className + ' selected';
					
				});
				
				addEvent(inputs[i], 'onblur', function(event) {
					e = event ? event : window.event;
					el = e.target ? e.target : e.srcElement;
					
					rows[el.row_id].className = rows[el.row_id].className.indexOf('red') != -1 ? 'red' : ''; 
					
				});
				
			}
		}
	}

}

	function getRentPrice(event, isbn) {
		
		var e = window.event ? window.event : event;
		var el = e.srcElement ? e.srcElement : e.target;
		var rent_error = document.getElementById('rent_error_'+isbn);
		var term = el.value;
		
		rent_error.style.display = 'none';
		
		var calc_button = document.getElementById('calc_text_'+isbn);
		calc_button.innerHTML = 'Calculating...';
		
		setTimeout('queryRentPrice(\''+isbn+'\', \''+term+'\')', 100);
		
	}
	
	function queryRentPrice(isbn, term) {
	
		ajax.open('get', 'pricing/?isbn='+escape(isbn)+'&term='+term);
		ajax.onreadystatechange = showRentPrice;
		ajax.send(null);
	
	}
	
	function showRentPrice() {
		
		if(ajax.readyState == 4) {
						
			var res = eval('('+ajax.responseText+')');
			var details = document.getElementById('rent_price_'+res['isbn']);
			var rent_error = document.getElementById('rent_error_'+res['isbn']);

			if(!res['renting']) {
			
				rent_error.style.display = 'block';
				rent_error.className = 'bold red';
				rent_error.innerHTML = 'Sorry, but this book is not avaible for rent.';
				
			} else {
			
				details.style.display = 'inline';
				details.innerHTML = '$' + (res.price);
				
				details.parentNode.style.display = 'block';
				
			}
				
			var calc_button = document.getElementById('calc_text_'+res.isbn);
			calc_button.style.display = 'none';
			
		}			
	}
	
function addToCart(isbn) {
		
		var termBox = document.getElementById('rent_term_'+isbn);
		var term = termBox.value;
		
		if(term != '#') {
			
			ajax.open('get', 'AddToCart/?item_id='+escape(isbn)+'&term='+term);
			ajax.onreadystatechange = itemAdded;
			ajax.send(null);
		
		}	
	}
	
	function itemAdded() {
		
		if(ajax.readyState == 4) {
			
			var res = eval('('+ajax.responseText+')');
			var add_button = document.getElementById('add_to_cart_'+res[0]);
			var num_books = document.getElementById('num_books');
			var calculated = document.getElementById('calculated_'+res[0]);
			var rent_error = document.getElementById('rent_error_'+res[0]);
			
			if(res[1] == 'added') {
			
				add_button.src = 'images/added.gif';
				
				books = parseInt(num_books.innerHTML) + 1;
				books = books == 1 ? books+' book' : books+' books';
				
				num_books.innerHTML = books;
				
			} else {
				
				calculated.style.display = 'none';
				rent_error.innerHTML = 'Already Added.';
				rent_error.className = 'bold red';
				rent_error.style.display = 'block';
				
				hideError = function() {
					rent_error.innerHTML = '';
					rent_error.style.display = 'none';
					calculated.style.display = 'block';
					
				}
				
				setTimeout('hideError()', 1000);
				
				
			}
			
		}			
	}
	
	function searchFocus(event, msg) {
		
		doFocus(event, msg);
		var e = window.event ? window.event : event;
		var el = e.srcElement ? e.srcElement : e.target;
			
		el.parentNode.parentNode.style.border = 'solid 3px #edf4fc';
		
	}
	
	function searchBlur(event) {
	
		var e = window.event ? window.event : event;
		var el = e.srcElement ? e.srcElement : e.target;
			
		el.parentNode.parentNode.style.border = 'solid 3px #f7f7f7';
		
	}
	
	var open = false;
	function replaceSelectBoxes() {
		
		var selects = document.getElementsByTagName('select');
		var suggest_box = document.getElementById('university_suggest');
		var blank_suggest = document.getElementById('blank_suggest');
		
		var hideOptions = function(el) {
		
			el.style.display = 'none';
			el.style.zIndex = 0;
			
		}
		
		var showOptions = function(el) {
			
			el.style.display = 'block';
			el.style.zIndex = 5;
			
		}
		
		var n = 0;
		for(var i = selects.length-1; i >= 0; i--) {
				
			var selected = selects[i].options[ selects[i].selectedIndex ].innerHTML;
			
			var newSelect = document.createElement('div');
			newSelect.className = 'select_replacement';
			newSelect.innerHTML = selected;
			newSelect.id = 'select_replacement_'+n;
			
			selects[i].parentNode.appendChild( newSelect );
			
			var ol = document.createElement('ol');
			ol.className = 'replacement_options';
			ol.id = 'ol_'+newSelect.id;
			ol.style.width = (newSelect.offsetWidth-4) + 'px';
			ol.style.left = selects[i].offsetLeft+'px';
			ol.style.top = newSelect.offsetHeight + 'px';
			
			var options = selects[i].getElementsByTagName('option');
			var s = false;
			for(var x = 0; x < options.length; x++) {
				
					var li = document.createElement('li');
					var a = document.createElement('a');
					
					li.id = 'li_'+newSelect.id;
					
					a.id = 'a_'+newSelect.id;
					a.value = options[x].value;
					a.innerHTML = options[x].innerHTML;
					
					if(a.innerHTML == newSelect.innerHTML) { 
						
						a.className = 'selected';
						s = a;
										
					}
				
					addEvent(a, 'onmouseover', function(ev) {
						var e = window.event ? window.event : ev;
						var el = e.srcElement ? e.srcElement : e.target;
						s.className = '';
						el.className = 'selected';
						s = el;
						});
					
					addEvent(a, 'onclick', function(ev) {
						var e = window.event ? window.event : ev;
						var el = e.srcElement ? e.srcElement : e.target;
						var rep = document.getElementById('hidden_'+newSelect.id);
						var ol = document.getElementById('ol_'+newSelect.id);
						rep.value = el.value;
						newSelect.innerHTML = el.innerHTML;
						hideOptions(ol);
					});
							
					addEvent(document, 'onclick', function(ev) {
						var e = window.event ? window.event : ev;
						var el = e.srcElement ? e.srcElement : e.target;
						
						var els = document.getElementsByTagName('ol');
						if(el.tagName != 'OL' && el.className != 'replacement_options' && el.className != 'select_replacement') {
							for(var j = 0; j < els.length; j++) {
								if(els[j].className == 'replacement_options') {
									hideOptions(els[j]);
								}
							}
						}
							
					});
					
					li.appendChild(a);
					ol.appendChild(li);
										
			}
			
			var clear = document.createElement('div');
			clear.className = 'clear';
			
			selects[i].parentNode.appendChild( ol );
			selects[i].parentNode.appendChild( clear );
			
			selects[i].style.display = 'none';
			
			var hidden = document.createElement('input');
			hidden.type = 'hidden';
			hidden.value = selects[i].value;
			hidden.id = 'hidden_'+newSelect.id;
			hidden.name = selects[i].name;
			
			selects[i].parentNode.replaceChild(hidden, selects[i]);
			
			newSelect.onclick = function(ev) {
			
				var e = window.event ? window.event : ev;
				var el = e.srcElement ? e.srcElement : e.target;
				var ol = document.getElementById('ol_'+el.id);
				
				if(open) { hideOptions(open); }
				open = ol;
				showOptions(ol);
				
			}
			
			n++;	
		}
		
	}