function makesubmit(title_val) {
document.write('<input type="submit" value="'+title_val+'">');
}

function showrun(showrun_val) {
	if (showrun_val == 1) {
		document.main.action = 'input.htm';
		document.main.target = '_blank';
		return true;
	} else if (showrun_val == 2) {
		document.main.action = 'mkinput.htm';
		document.main.target = '_parent';
		return true;
	} else {
		open("res.htm?f="+showrun_val);
		return false;
	}
}

function wsel() {
	document.main.action = "input2.htm";
	return true;
}

function compWf(npk_val) {
/* month name should be checked */
	var newin = document.main;

	var new_w_Jan = newin.w_Jan.value;
	var new_a_Jan = newin.wa_Jan.value;
	if ((new_w_Jan+0) == 0) new_w_Jan = 1;

	var new_w_Feb = newin.w_Feb.value;
	var new_a_Feb = newin.wa_Feb.value;
	if ((new_w_Feb+0) == 0) new_w_Feb = 1;

	var new_w_Mar = newin.w_Mar.value;
	var new_a_Mar = newin.wa_Mar.value;
	if ((new_w_Mar+0) == 0) new_w_Mar = 1;

	var new_w_Apr = newin.w_Apr.value;
	var new_a_Apr = newin.wa_Apr.value;
	if ((new_w_Apr+0) == 0) new_w_Apr = 1;

	var new_w_May = newin.w_May.value;
	var new_a_May = newin.wa_May.value;
	if ((new_w_May+0) == 0) new_w_May = 1;

	var new_w_Jun = newin.w_Jun.value;
	var new_a_Jun = newin.wa_Jun.value;
	if ((new_w_Jun+0) == 0) new_w_Jun = 1;

	var new_w_Jul = newin.w_Jul.value;
	var new_a_Jul = newin.wa_Jul.value;
	if ((new_w_Jul+0) == 0) new_w_Jul = 1;

	var new_w_Aug = newin.w_Aug.value;
	var new_a_Aug = newin.wa_Aug.value;
	if ((new_w_Aug+0) == 0) new_w_Aug = 1;

	var new_w_Sep = newin.w_Sep.value;
	var new_a_Sep = newin.wa_Sep.value;
	if ((new_w_Sep+0) == 0) new_w_Sep = 1;

	var new_w_Oct = newin.w_Oct.value;
	var new_a_Oct = newin.wa_Oct.value;
	if ((new_w_Oct+0) == 0) new_w_Oct = 1;

	var new_w_Nov = newin.w_Nov.value;
	var new_a_Nov = newin.wa_Nov.value;
	if ((new_w_Nov+0) == 0) new_w_Nov = 1;

	var new_w_Dec = newin.w_Dec.value;
	var new_a_Dec = newin.wa_Dec.value;
	if ((new_w_Dec+0) == 0) new_w_Dec = 1;

/*	
	var buf ='<input type="hidden" name="wfactor" value="';
	buf +="Jan=";
	buf += 1+(new_a_Jan/new_w_Jan);
	buf += "\nFeb=";
	buf += 1+(new_a_Feb/new_w_Feb);
	buf += "\nMar=";
	buf += 1+(new_a_Mar/new_w_Mar);
	buf += "\nApr=";
	buf += 1+(new_a_Apr/new_w_Apr);
	buf += "\nMay=";
	buf += 1+(new_a_May/new_w_May);
	buf += "\nJun=";
	buf += 1+(new_a_Jun/new_w_Jun);
	buf += "\nJul=";
	buf += 1+(new_a_Jul/new_w_Jul);
	buf += "\nAug=";
	buf += 1+(new_a_Aug/new_w_Aug);
	buf += "\nSep=";
	buf += 1+(new_a_Sep/new_w_Sep);
	buf += "\nOct=";
	buf += 1+(new_a_Oct/new_w_Oct);
	buf += "\nNov=";
	buf += 1+(new_a_Nov/new_w_Nov);
	buf += "\nDec=";
	buf += 1+(new_a_Dec/new_w_Dec);
	buf += "\n";

	buf += '">';
*/

	var buf ='<input type="hidden" name="wfactor" value="';
	buf += new_a_Jan;
	buf += "\n";
	buf += new_a_Feb;
	buf += "\n";
	buf += new_a_Mar;
	buf += "\n";
	buf += new_a_Apr;
	buf += "\n";
	buf += new_a_May;
	buf += "\n";
	buf += new_a_Jun;
	buf += "\n";
	buf += new_a_Jul;
	buf += "\n";
	buf += new_a_Aug;
	buf += "\n";
	buf += new_a_Sep;
	buf += "\n";
	buf += new_a_Oct;
	buf += "\n";
	buf += new_a_Nov;
	buf += "\n";
	buf += new_a_Dec;
	buf += "\n";

	buf += '">';
	
	buf += '<input type="hidden" name="type_npk" value="'+npk_val+'">';

	document.getElementById("wfactor").innerHTML=buf;
	newin.action = 'input_npk.htm';

	return true;
}

function listyear() {
document.write("<option value=\"c\">Curr. Year</option>");
document.write("<option value=\"p\">Prev. Year</option>");
}

function listmonth() {
document.write("<option value=\"Jan\">Jan</option>");
document.write("<option value=\"Feb\">Feb</option>");
document.write("<option value=\"Mar\">Mar</option>");
document.write("<option value=\"Apr\">Apr</option>");
document.write("<option value=\"May\">May</option>");
document.write("<option value=\"Jun\">Jun</option>");
document.write("<option value=\"Jul\">Jul</option>");
document.write("<option value=\"Aug\">Aug</option>");
document.write("<option value=\"Sep\">Sep</option>");
document.write("<option value=\"Oct\">Oct</option>");
document.write("<option value=\"Nov\">Nov</option>");
document.write("<option value=\"Dec\">Dec</option>");
}

function listday() {
for (i=1; i<32; i++) {
document.write("<option value=\""+i+"\">"+i+"</option>");
}
}


function setSoilVal(target_val) {
//set soil value here
var set=document.main;
eval("set.ts0.value="+target_val+"[0]");
eval("set.ts1.value="+target_val+"[1]");
eval("set.ts2.value="+target_val+"[2]");
eval("set.ts3.value="+target_val+"[3]");
eval("set.ts4.value="+target_val+"[4]");
}