/* 
  ------------------------------------
 Calculate purchase Amount
  ------------------------------------
*/

function calculate()
{
	document.orderForm.amount_small_wineLovers.value = document.orderForm.qty_small_wineLovers.value * document.orderForm.price_small_wineLovers.value
 	document.orderForm.amount_large_wineLovers.value = document.orderForm.qty_large_wineLovers.value * document.orderForm.pr_large_wineLovers.value
 	document.orderForm.amount_small_chilledWineLovers.value = document.orderForm.qty_small_chilledWineLovers.value * document.orderForm.price_small_chilledWineLovers.value
 	document.orderForm.amount_large_chilledWineLovers.value = document.orderForm.qty_large_chilledWineLovers.value * document.orderForm.price_large_chilledWineLovers.value
	document.orderForm.amount_small_violinLovers.value = document.orderForm.qty_small_violinLovers.value * document.orderForm.price_small_violinLovers.value
 	document.orderForm.amount_large_violinLovers.value = document.orderForm.qty_large_violinLovers.value * document.orderForm.price_large_violinLovers.value
	document.orderForm.amount_small_sweethearts.value = document.orderForm.qty_small_sweethearts.value * document.orderForm.price_small_sweethearts.value
 	document.orderForm.amount_large_sweethearts.value = document.orderForm.qty_large_sweethearts.value * document.orderForm.price_large_sweethearts.value
	document.orderForm.amount_small_wildlifeLovers.value = document.orderForm.qty_small_wildlifeLovers.value * document.orderForm.price_small_wildlifeLovers.value
 	document.orderForm.amount_large_wildlifeLovers.value = document.orderForm.qty_large_wildlifeLovers.value * document.orderForm.price_large_wildlifeLovers.value
	document.orderForm.amount_small_hotSalsaLovers.value = document.orderForm.qty_small_hotSalsaLovers.value * document.orderForm.price_small_wildlifeLovers.value
 	document.orderForm.amount_large_hotSalsaLovers.value = document.orderForm.qty_large_hotSalsaLovers.value * document.orderForm.price_large_wildlifeLovers.value
	document.orderForm.amount_small_twilightLovers.value = document.orderForm.qty_small_twilightLovers.value * document.orderForm.price_small_twilightLovers.value
 	document.orderForm.amount_large_twilightLovers.value = document.orderForm.qty_large_twilightLovers.value * document.orderForm.price_large_twilightLovers.value
	
	 document.orderForm.totalAmount.value = eval(document.orderForm.amount_small_wineLovers.value) +
											eval(document.orderForm.amount_large_wineLovers.value) +
											eval(document.orderForm.amount_small_chilledWineLovers.value) +
											eval(document.orderForm.amount_large_chilledWineLovers.value) +
											eval(document.orderForm.amount_small_violinLovers.value) +
											eval(document.orderForm.amount_large_violinLovers.value) +
											eval(document.orderForm.amount_small_sweethearts.value) +
											eval(document.orderForm.amount_large_sweethearts.value) +
											eval(document.orderForm.amount_small_wildlifeLovers.value) +
											eval(document.orderForm.amount_large_wildlifeLovers.value) +
											eval(document.orderForm.amount_small_hotSalsaLovers.value) +
											eval(document.orderForm.amount_large_hotSalsaLovers.value) +
											eval(document.orderForm.amount_small_twilightLovers.value) +
											eval(document.orderForm.amount_large_twilightLovers.value) ;
}