var article_submission_50;
var article_submission_100;
var article_submission_250;
var article_submission_500;
var article_submission_1000;
var blog_posting_50;
var blog_posting_100;
var blog_posting_250;
var blog_posting_500;
var blog_posting_1000;
var classified_ads_submission_1;
var classified_ads_submission_2;
var classified_ads_submission_5;
var classified_ads_submission_10;
var directory_submissions_50;
var directory_submissions_100;
var directory_submissions_250;
var directory_submissions_500;
var directory_submissions_1000;
var press_release_submissions_25;
var press_release_submissions_50;
var press_release_submissions_100;
var press_release_submissions_200;
var rss_feed_submissions_30;
var rss_feed_submissions_60;
var rss_feed_submissions_100;
var search_engine_submissions_20;
var search_engine_submissions_50;
var search_engine_submissions_100;
var search_engine_submissions_200;
var video_submissions_15;
var video_submissions_30;
var video_submissions_45;
var video_submissions_60;
var bookmarking_submissions_125;
var bookmarking_submissions_250;
var bookmarking_submissions_500;
var bookmarking_submissions_250_fresh;
var link_building_25;
var link_building_50;
var link_building_100;
var link_building_500;
var link_building_1000;
var forum_posting_50;
var forum_posting_75;
var forum_posting_100;
var forum_posting_250;
var yahoo_answer_posting_1;
var yahoo_answer_posting_2;
var yahoo_answer_posting_5;
var yahoo_answer_posting_10;
var video_submission_service_1;
var video_submission_service_3;
var video_submission_service_5;
var video_submission_service_10;

var discount_less_than_2000;
var discount_less_than_3000;
var discount_less_than_5000;
var discount_greater_than_5000;

//Initialise price and discount rates
// initprice - initialises price
//initdiscount - initialises discount
// article_submission_50 means its the price for article submission for 50 articles and the like. Now the price shows 23. If you want //to change it to, say for example 28, just change 23 to 28 and you are done.
//similarly discount_less_than_2000 means it is the discount rate for price less than 2000.
function initprice()
{
	///Article Submission
	article_submission_50 = 37;
	article_submission_100 = 57;
	article_submission_250 = 107;
	article_submission_500 = 197;
	article_submission_1000 = 397;
	
	//Blog Posting
	blog_posting_50 = 100;
	blog_posting_100 = 167;
	blog_posting_250 = 277;
	blog_posting_500 = 497;
	blog_posting_1000 = 867;
	
	//Classified Ads Submission
	classified_ads_submission_1 = 10;
	classified_ads_submission_2 = 20;
	classified_ads_submission_5 = 50;
	classified_ads_submission_10 = 100;
	
	//Directory Submissions
	directory_submissions_50 = 27;
	directory_submissions_100 = 47;
	directory_submissions_250 = 97;
	directory_submissions_500 = 187;
	directory_submissions_1000 = 367;
	
	//Press Release Submissions
	press_release_submissions_25 = 37;
	press_release_submissions_50 = 57;
	press_release_submissions_100 = 107;
	press_release_submissions_200 = 157;
	
	//RSS Feed Submissions
	rss_feed_submissions_30 = 27;
	rss_feed_submissions_60 = 47;
	rss_feed_submissions_100 = 77;
	
	//Search Engine Submissions
	search_engine_submissions_20 = 22;
	search_engine_submissions_50 = 43;
	search_engine_submissions_100 = 68;
	search_engine_submissions_200 = 98;
	
	//Video Submissions
	video_submissions_15 = 27;
	video_submissions_30 = 47;
	video_submissions_45 = 67;
	video_submissions_60 = 87;
	
	//Bookmarking Submissions
	bookmarking_submissions_125 = 37;
	bookmarking_submissions_250 = 57;
	bookmarking_submissions_500 = 77;
	bookmarking_submissions_250_fresh = 97;
	
	//Link Building
	link_building_25 = 110;
	link_building_50 = 223;
	link_building_100 = 423;	
	link_building_500 = 2023;
	link_building_1000 = 3923;
	
	//Forum Posting
	forum_posting_50 = 67;
	forum_posting_75 = 97;
	forum_posting_100 = 117;
	forum_posting_250 = 287;
	
	//Squidoo
	squidoo_lens_1 = 27;
	squidoo_lens_2 = 67;
	squidoo_with_bookmark = 47;
	
	//Yahoo answer posting
	yahoo_answer_posting_1 = 10;
	yahoo_answer_posting_2 = 20;
	yahoo_answer_posting_5 = 50;
	yahoo_answer_posting_10 = 100;
	
	//Video Submission Service
	video_submission_service_1 = 25;
	video_submission_service_3 = 75;
	video_submission_service_5 = 125;
	video_submission_service_10 = 250;
}

function initdiscount()
{
	// 2 % discount for 500 - 2000
	discount_less_than_2000 = 0.02; 
	// 5 % discount for 2001 - 3000
	discount_less_than_3000 = 0.05; 
	// 7 % discount for 3001 - 5000
	discount_less_than_5000 = 0.07;
	// 10 % discount for > 5000
	discount_greater_than_5000 = 0.1;
}

function popArticlePrice()
{
initprice();	

if(document.frm.article.value==50)
document.frm.article_price.value=article_submission_50;
else if(document.frm.article.value==100)
document.frm.article_price.value=article_submission_100;
else if(document.frm.article.value==250)
document.frm.article_price.value=article_submission_250;
else if(document.frm.article.value==500)
document.frm.article_price.value=article_submission_500;
else if(document.frm.article.value==1000)
document.frm.article_price.value=article_submission_1000;
else if(document.frm.article.value=="Select")
document.frm.article_price.value="";

popTotal();
popDiscountTotal();
}

function popBlogPrice()
{
initprice();

if(document.frm.blog.value==50)
document.frm.blog_price.value=blog_posting_50;
else if(document.frm.blog.value==100)
document.frm.blog_price.value=blog_posting_100;
else if(document.frm.blog.value==250)
document.frm.blog_price.value=blog_posting_250;
else if(document.frm.blog.value==500)
document.frm.blog_price.value=blog_posting_500;
else if(document.frm.blog.value==1000)
document.frm.blog_price.value=blog_posting_1000;
else if(document.frm.blog.value=="Select")
document.frm.blog_price.value="";

popTotal();
popDiscountTotal();
}

function popClassifiedPrice()
{
initprice();

if(document.frm.classified.value==1)
document.frm.classified_price.value=classified_ads_submission_1;
else if(document.frm.classified.value==2)
document.frm.classified_price.value=classified_ads_submission_2;
else if(document.frm.classified.value==5)
document.frm.classified_price.value=classified_ads_submission_5;
else if(document.frm.classified.value=="10")
document.frm.classified_price.value=classified_ads_submission_10;
else if(document.frm.classified.value=="Select")
document.frm.classified_price.value="";

popTotal();
popDiscountTotal();
}

function popDirectoryPrice()
{
initprice();

if(document.frm.directory.value==50)
document.frm.directory_price.value=directory_submissions_50;
else if(document.frm.directory.value==100)
document.frm.directory_price.value=directory_submissions_100;
else if(document.frm.directory.value==250)
document.frm.directory_price.value=directory_submissions_250;
else if(document.frm.directory.value==500)
document.frm.directory_price.value=directory_submissions_500;
else if(document.frm.directory.value==1000)
document.frm.directory_price.value=directory_submissions_1000;
else if(document.frm.directory.value=="Select")
document.frm.directory_price.value="";

popTotal();
popDiscountTotal();
}

function popPressReleasePrice()
{
initprice();

if(document.frm.pressrelease.value==25)
document.frm.pressrelease_price.value=press_release_submissions_25;
else if(document.frm.pressrelease.value==50)
document.frm.pressrelease_price.value=press_release_submissions_50;
else if(document.frm.pressrelease.value==100)
document.frm.pressrelease_price.value=press_release_submissions_100;
else if(document.frm.pressrelease.value==200)
document.frm.pressrelease_price.value=press_release_submissions_200;
else if(document.frm.pressrelease.value=="Select")
document.frm.pressrelease_price.value="";

popTotal();
popDiscountTotal();
}

function popRSSFeedPrice()
{
initprice();

if(document.frm.rssfeed.value==30)
document.frm.rssfeed_price.value=rss_feed_submissions_30;
else if(document.frm.rssfeed.value==60)
document.frm.rssfeed_price.value=rss_feed_submissions_60;
else if(document.frm.rssfeed.value==100)
document.frm.rssfeed_price.value=rss_feed_submissions_100;
else if(document.frm.rssfeed.value=="Select")
document.frm.rssfeed_price.value="";

popTotal();
popDiscountTotal();
}

function popSearchEnginePrice()
{
initprice();

if(document.frm.searchengine.value==20)
document.frm.searchengine_price.value=search_engine_submissions_20;
else if(document.frm.searchengine.value==50)
document.frm.searchengine_price.value=search_engine_submissions_50;
else if(document.frm.searchengine.value==100)
document.frm.searchengine_price.value=search_engine_submissions_100;
else if(document.frm.searchengine.value==200)
document.frm.searchengine_price.value=search_engine_submissions_200;
else if(document.frm.searchengine.value=="Select")
document.frm.searchengine_price.value="";

popTotal();
popDiscountTotal();
}

function popVideoSubmissionPrice()
{
initprice();

if(document.frm.videosubmission.value==15)
document.frm.videosubmission_price.value=video_submissions_15;
else if(document.frm.videosubmission.value==30)
document.frm.videosubmission_price.value=video_submissions_30;
else if(document.frm.videosubmission.value==45)
document.frm.videosubmission_price.value=video_submissions_45;
else if(document.frm.videosubmission.value==60)
document.frm.videosubmission_price.value=video_submissions_60;
else if(document.frm.videosubmission.value=="Select")
document.frm.videosubmission_price.value="";

popTotal();
popDiscountTotal();
}

function popBookmarkingPrice()
{
initprice();

if(document.frm.bookmarking.value==125)
document.frm.bookmarking_price.value=bookmarking_submissions_125;
else if(document.frm.bookmarking.value==250)
document.frm.bookmarking_price.value=bookmarking_submissions_250;
else if(document.frm.bookmarking.value==500)
document.frm.bookmarking_price.value=bookmarking_submissions_500;
else if(document.frm.bookmarking.value=="250fresh")
document.frm.bookmarking_price.value=bookmarking_submissions_250_fresh;
else if(document.frm.bookmarking.value=="Select")
document.frm.bookmarking_price.value="";

popTotal();
popDiscountTotal();
}

function popLinkBuildingPrice()
{
initprice();

if(document.frm.linkbuilding.value=="25each")
document.frm.linkbuilding_price.value=link_building_25;
else if(document.frm.linkbuilding.value=="50each")
document.frm.linkbuilding_price.value=link_building_50;
else if(document.frm.linkbuilding.value=="100each")
document.frm.linkbuilding_price.value=link_building_100;
else if(document.frm.linkbuilding.value=="500each")
document.frm.linkbuilding_price.value=link_building_500;
else if(document.frm.linkbuilding.value=="1000each")
document.frm.linkbuilding_price.value=link_building_1000;
else if(document.frm.linkbuilding.value=="Select")
document.frm.linkbuilding_price.value="";

popTotal();
popDiscountTotal();
}

function popForumPostingPrice()
{
initprice();

if(document.frm.forumposting.value==50)
document.frm.forumposting_price.value=forum_posting_50;
else if(document.frm.forumposting.value==75)
document.frm.forumposting_price.value=forum_posting_75;
else if(document.frm.forumposting.value==100)
document.frm.forumposting_price.value=forum_posting_100;
else if(document.frm.forumposting.value==250)
document.frm.forumposting_price.value=forum_posting_250;
else if(document.frm.forumposting.value=="Select")
document.frm.forumposting_price.value="";

popTotal();
popDiscountTotal();
}

function popSquidooPrice()
{
initprice();

if(document.frm.squidoo.value==1)
document.frm.squidoo_price.value=squidoo_lens_1;
else if(document.frm.squidoo.value==2)
document.frm.squidoo_price.value=squidoo_lens_1;
else if(document.frm.squidoo.value=="1bookmark")
document.frm.squidoo_price.value=squidoo_with_bookmark;
else if(document.frm.squidoo.value=="Select")
document.frm.squidoo_price.value="";

popTotal();
popDiscountTotal();
}

function popYahooPrice()
{
initprice();

if(document.frm.yahoo.value==1)
document.frm.yahoo_price.value=yahoo_answer_posting_1;
else if(document.frm.yahoo.value==2)
document.frm.yahoo_price.value=yahoo_answer_posting_2;
else if(document.frm.yahoo.value==5)
document.frm.yahoo_price.value=yahoo_answer_posting_5;
else if(document.frm.yahoo.value==10)
document.frm.yahoo_price.value=yahoo_answer_posting_10;
else if(document.frm.yahoo.value=="Select")
document.frm.yahoo_price.value="";

popTotal();
popDiscountTotal();
}

function popVideoSubmissionServicePrice()
{
initprice();

if(document.frm.videosubmissionservice.value==1)
document.frm.videosubmissionservice_price.value=video_submission_service_1;
else if(document.frm.videosubmissionservice.value==3)
document.frm.videosubmissionservice_price.value=video_submission_service_3;
else if(document.frm.videosubmissionservice.value==5)
document.frm.videosubmissionservice_price.value=video_submission_service_5;
else if(document.frm.videosubmissionservice.value==10)
document.frm.videosubmissionservice_price.value=video_submission_service_10;
else if(document.frm.videosubmissionservice.value=="Select")
document.frm.videosubmissionservice_price.value="";

popTotal();
popDiscountTotal();
}

function popTotal()
{
	//Calculate total
	var chk = 1;
	document.frm.total.value = (chk*document.frm.article_price.value) + (chk*document.frm.blog_price.value) + (chk*document.frm.classified_price.value) + (chk*document.frm.directory_price.value) + (chk*document.frm.pressrelease_price.value) + (chk*document.frm.rssfeed_price.value) + (chk*document.frm.searchengine_price.value) + (chk*document.frm.videosubmission_price.value) + (chk*document.frm.bookmarking_price.value) + (chk*document.frm.linkbuilding_price.value) + (chk*document.frm.forumposting_price.value) + (chk*document.frm.squidoo_price.value) + (chk*document.frm.yahoo_price.value) + (chk*document.frm.videosubmissionservice_price.value);
}

function popDiscountTotal()
{
	initdiscount();
	
	var chk = 1;
	var disc_ttl = 0;
	var disc_amt = 0;
	var ttl = document.frm.total.value;
	var savings = 0;
	if(ttl > 500 && ttl <= 2000)
	{
		disc_amt = discount_less_than_2000 * ttl;
		disc_ttl = ttl - disc_amt;
	}
	else if(ttl > 2000 && ttl <= 3000)
	{
		disc_amt = discount_less_than_3000 * ttl;
		disc_ttl = ttl - disc_amt;
	}
	else if(ttl > 3000 && ttl <= 5000)
	{
		disc_amt = discount_less_than_5000 * ttl;
		disc_ttl = ttl - disc_amt;
	}
	if(ttl > 5000)
	{
		disc_amt = discount_greater_than_5000 * ttl;
		disc_ttl = ttl - disc_amt;
	}
	//Calculate discount
	document.frm.discount_total.value = disc_ttl;
	
	//Calculate amount to be paid via paypal
	if(disc_ttl == 0)
	document.frm.amount.value = ttl;
	else
	document.frm.amount.value = disc_ttl;
	
	//Calculate savings
	if(disc_ttl > 0)
	{
		savings = ttl -disc_ttl;
		savings = Math.round(savings*Math.pow(10,2))/Math.pow(10,2);
		document.frm.savings.value = savings;
	}
}