<!--
function calcDate() {
	var	msg=0;
	edate=new Date()
	if ( document.BredDate.SdDate.value ) {
		bdate=Date.parse(document.BredDate.SdDate.value)
		edate.setTime(bdate+((1000 * 86400)*345))
		if ( edate.getYear() == 70 )
			document.BredDate.DueDate.value="Too old! Try again."
		else 
			document.BredDate.DueDate.value=edate.getMonth()+1+"/"+edate.getDate()+"/"+edate.getFullYear()
	}
	else {
		bdate=Date.parse(document.BredDate.DueDate.value)
		edate.setTime(bdate-((1000 * 86400)*345))
		if ( edate.getYear() == 70 )
			document.BredDate.DueDate.value="Too old! Try again."
		else 
			document.BredDate.SdDate.value=edate.getMonth()+1+"/"+edate.getDate()+"/"+edate.getFullYear()
	}
}
//-->
<!--
function CalMan(){
var Nalpaca = document.manure.Nalpaca.value
var NalpacaM = 16 //cubic feet of manure 6 mo. (Washington State University - King County Extension)
var MAlbs = Math.round(Nalpaca * 4.8) //pounds of manure per day (Llamafeeder collection and working back 16cuft in 6mo and 55lbs in 1cuft)
var MA6months = Nalpaca * NalpacaM //cubic feet of manure
var Nbedding = document.manure.Nbedding.value
var NbeddingSt = 0.35 //Staw Bedding (WSU - KC)
var NbeddingWd = 0.11 //Wood Shavings (WSU - KC)
var NbeddingSd = 0.08 //Saw Dust (WSU - KC)
var MB6monthsSt = Math.round((Nbedding * NbeddingSt) * 6 * 0.5) //6 is 6 mo.- .5 is compaction (WSU - KC)
var MB6monthsWd = Math.round((Nbedding * NbeddingWd) * 6 * 0.5) //6 is 6 mo.- .5 is compaction (WSU - KC)
var MB6monthsSd = Math.round((Nbedding * NbeddingSd) * 6 * 0.5) //6 is 6 mo.- .5 is compaction (WSU - KC)
var Total = MB6monthsSt + MA6months
document.manure.MAlbs.value = MAlbs
document.manure.MA6months.value = MA6months
document.manure.MB6monthsSt.value = MB6monthsSt
document.manure.MB6monthsSt2.value = MB6monthsSt
document.manure.MB6monthsWd.value = MB6monthsWd
document.manure.MB6monthsSd.value = MB6monthsSd
document.manure.Total.value = Total
}
//-->
<!--
function CalSpreader(){
var Mapplied = document.manure.Mapplied.value
var Mtons = Math.round((Mapplied * 58)/2000) // convert cubic ft to tons; lbs per cuft 55-62 (wet/dry) - est 58/2000 to get tons
var Mwidth = document.manure.Mwidth.value
var Mdistance = document.manure.Mdistance.value
var Marea = Math.round(Mwidth * Mdistance)/43560
var Mrate = Math.round(Mtons/Marea)
document.manure.Mtons.value = Mtons
document.manure.Marea.value = Marea
document.manure.Mrate.value = Mrate
}
//-->
<!--
// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1970;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year.")
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
return true
}

function ValidateForm(){
	var dt=document.rebreed.cria
	if (isDate(dt.value)==false){
		dt.focus()
		return false
	}
    return true
 }

//-->