function ReCalcPrice(id) {
		var buyx =  parseInt(document.getElementById('buyxamount_'+id.substring(2, id.length)).innerHTML);
		var input_amount = parseInt(document.getElementById(id).value);
		var constant_price = parseFloat(document.getElementById('constant_price'+id.substring(2, id.length)).value);
		var buyx_percent = parseFloat(document.getElementById('buyx_percent'+id.substring(2, id.length)).value);
		//var discount_percent = parseFloat(document.getElementById('discount_percent').value);
		if(input_amount >= buyx && !isNaN(buyx_percent))	{
			document.getElementById('myprice_'+id.substring(2, id.length)).innerHTML = Number(constant_price * ((100 - buyx_percent) / 100)).toFixed(2);
		}
		else {
			document.getElementById('myprice_'+id.substring(2, id.length)).innerHTML = Number(constant_price).toFixed(2);
		}
	}