var cookie_name = 'shortlist_array';

function rtrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

function setShortlistArray(value,expiredays){
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=cookie_name+ "=" +escape(value) + ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getShortlistArray(){
	if (document.cookie.length>0) {
  		c_start=document.cookie.indexOf(cookie_name + "=");
  		if (c_start!=-1){
    		c_start=c_start + cookie_name.length+1;
    		c_end=document.cookie.indexOf(";",c_start);
    		if (c_end==-1) c_end=document.cookie.length;
    		return unescape(document.cookie.substring(c_start,c_end));
    	}
	}
	return '';
}

function inShortlistArray(id){
	var results = getShortlistArray().split(',');
	for(var i=0,len=results.length;i<len;++i){
		if(results[i]==id){
			return true;
		}
	}
	return false;
}

function UpdateShortlistLink(){
	var total_listings = getShortlistArray().split(',');
	if((total_listings.length>0) && (getShortlistArray()!=''))
		document.getElementById('shortlist_email_link').innerHTML='<a href="'+BASE_URL+'/shortlist_email.php" title="">Send Email To My Shortlisted Properties</a>';
	else
		document.getElementById('shortlist_email_link').innerHTML='<span class="text">Your Shortlist is Empty.</span>';
}

function AddToShortlist(id){
	var shortlist_values = getShortlistArray();
	if(shortlist_values=='')
		setShortlistArray(id,365);
	else if(!inShortlistArray(id))
		setShortlistArray(shortlist_values+','+id,365);
	document.getElementById('shortlist_'+id).innerHTML='<a class="s_button" href="javascript:void(0);" onclick="RemoveFromShortlist(\''+id+'\');" title="Remove From My Shortlist">Remove From My Shortlist &#187;</a>';
	UpdateShortlistLink();
}

function RemoveFromShortlist(id){
	var shortlist_values = '';
	var results = getShortlistArray().split(',');
	for(var i=0,len=results.length;i<len;++i){
		if(results[i]!=id){
			shortlist_values = shortlist_values + results[i] + ',';
		}
	}
	shortlist_values = rtrim(shortlist_values,',');
	setShortlistArray(shortlist_values,365);
	document.getElementById('shortlist_'+id).innerHTML='<a class="s_button" href="javascript:void(0);" onclick="AddToShortlist(\''+id+'\');" title="Add To My Shortlist">Add To My Shortlist &#187;</a>';
	UpdateShortlistLink();
}

function AddToShortlist2(id){
	var shortlist_values = getShortlistArray();
	if(shortlist_values=='')
		setShortlistArray(id,365);
	else if(!inShortlistArray(id))
		setShortlistArray(shortlist_values+','+id,365);
	document.getElementById('shortlist_'+id).innerHTML='<a class="s_button" href="javascript:void(0);" onclick="RemoveFromShortlist(\''+id+'\');" title="Remove From My Shortlist">Remove From My Shortlist &#187;</a>';
	UpdateShortlistLink();
}

function RemoveFromShortlist2(id){
	var shortlist_values = '';
	var results = getShortlistArray().split(',');
	for(var i=0,len=results.length;i<len;++i){
		if(results[i]!=id){
			shortlist_values = shortlist_values + results[i] + ',';
		}
	}
	shortlist_values = rtrim(shortlist_values,',');
	setShortlistArray(shortlist_values,365);
	document.getElementById('shortlist_'+id).innerHTML='<a class="s_button" href="javascript:void(0);" onclick="AddToShortlist(\''+id+'\');" title="Add To My Shortlist">Add To My Shortlist &#187;</a>';
	UpdateShortlistLink();
}