$(document).ready(function() {

	$("#calcvsr").click(function() {

		// bandwidths
		var bw = new Array();
		bw[0] = 20; bw[1] = 34; bw[2] = 80; bw[3] = 125; bw[4] = 225; bw[5] = 300; bw[6] = 500; bw[7]=700

		if($("#vsrmin").val()=="") {
			mins = 0;
		} else {
			mins = $("#vsrmin").val() * 60;
		}
		if($("#vsrsec").val()=="") {
			secs = 0;
		} else {
			secs = $("#vsrsec").val();
		}
		totaltime = eval(mins) + eval(secs);

		for(var i=0; i<8; i++) {
			var size = 0;
			size = eval((totaltime * bw[i]) / 8);
				if(size <= 1024) {
					$("#vsr"+eval(i+1)).val(size + " k");
				} else if (size > 1024) {
					size = size/1024;
					var size2 = Math.floor(size);
					var tool = Math.round((size*100+.5)%100);
					var size3 = tool / 100;
					$("#vsr"+eval(i+1)).val(size2 + size3 + " MB");
				}
		}

	});

	$("#cbucalc").click(function() {

		nv = $("#bcu_nv").val();
		sbr = $("#cbu_sbr").val();
		mins = $("#cbu_mins").val();

		total = nv * (mins * sbr);
		total = Math.round(total*10);

		$("#cbu_br").val(total);

	});

});

function NumValidation(what) {
	for(var i=0, len=what.length-1, valid='0123456789.'; i<len; i++) {
		if(valid.indexOf(what.substring(i,i+1)) == -1) {
			alert('Please enter only numbers.');
		}
	}
}