/***********************************************
* Required field(s) validation v1.10- By NavSurf
* Visit Nav Surf at http://navsurf.com
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

//function checkThisa() {
//alert("validating");
//return false
//}

function checkForm(){
xdate = document.getElementById("dateTo").value;
irrig = document.getElementById("milkingAreaIrrigated").value;
dry = document.getElementById("milkingAreaDryland").value;
dc = document.getElementById("dryCows").value;
dca = document.getElementById("dryCowsAway").value;
r1n = document.getElementById("rising1yoNr").value;
r1d = document.getElementById("rising1yoDays").value;
r2n = document.getElementById("rising2yoNr").value;
r2d = document.getElementById("rising2yoDays").value;
bullNr = document.getElementById("bullNr").value;
bullDays = document.getElementById("bullDays").value;
oSN = document.getElementById("otherStockNr").value;
oSD = document.getElementById("otherStockDays").value;
oS = document.getElementById("otherStock").value;
oSN1 = document.getElementById("otherStockNr_1").value;
oSD1 = document.getElementById("otherStockDays_1").value;
oS1 = document.getElementById("otherStock_1").value;

		//  Check Date entered
		if (xdate == "" || xdate == null)
		{
		hideAllErrors();	
		document.getElementById("dateError").style.display = "inline";		
		document.getElementById("dateTo").select();
		document.getElementById("dateTo").focus();		
		return false;
		} 

		//  Check Date entered
		if ( !(isDate(xdate,0)) )
		{
		hideAllErrors();	
		document.getElementById("dateError").style.display = "inline";		
		document.getElementById("dateTo").select();
		document.getElementById("dateTo").focus();		
		return false;
		} 

		//  Check Milking area
		if ((irrig == "0" || irrig == "" ) && (dry == "0" || dry == ""))
		{
		hideAllErrors();
		document.getElementById("irrigError").style.display = "inline";	
		document.getElementById("dryError").style.display = "inline";	
		document.getElementById("milkingAreaIrrigated").select();
		document.getElementById("milkingAreaIrrigated").focus();	
		return false;
		}
		
		//  Check Dry Cows /Away	
		
		if ((dc == "0" || dc == "" ) && (dca != "0" && dca != "" )) 
		{
		hideAllErrors();
		document.getElementById("dryCowsError").style.display = "inline";
		document.getElementById("dryCows").select();
		document.getElementById("dryCows").focus();
		return false;
		}
		
		if ((dc != "0" && dc != "" ) && (dca== "0" || dca== "" ))
		{
		hideAllErrors();
		document.getElementById("dryCowsAwayError").style.display = "inline";
		document.getElementById("dryCowsAway").select();
		document.getElementById("dryCowsAway").focus();
		return false;
		}
						
		//  Check rising 1yo

		if ((r1n !="0" && r1n != "" ) && (r1d == "0" || r1d == ""))
		{	
		hideAllErrors();		
		document.getElementById("rising1yoDaysError").style.display = "inline";		
		document.getElementById("rising1yoDays").select();
		document.getElementById("rising1yoDays").focus();		
		return false;	
		}		
			
		if ((r1n =="0" || r1n =="") && (r1d !="0" && r1d !="" ))
		{		
		hideAllErrors();
		document.getElementById("rising1yoNrError").style.display = "inline";		
		document.getElementById("rising1yoNr").select();
		document.getElementById("rising1yoNr").focus();		
		return false;	
		}		
		
		//  Check rising 2yo
	
		if ((r2d =="0" || r2d =="") && (r2n != "0" && r2n !=""))
		{
		hideAllErrors();
		document.getElementById("rising2yoDaysError").style.display = "inline";		
		document.getElementById("rising2yoDays").select();
		document.getElementById("rising2yoDays").focus();		
		return false;	
		}				
			
		if ((r2n =="0" || r2n =="") && (r2d !="0" && r2d !="" ) )
		{
		hideAllErrors();
		document.getElementById("rising2yoNrError").style.display = "inline";		
		document.getElementById("rising2yoNr").select();
		document.getElementById("rising2yoNr").focus();		
		return false;	
		}
		
		//  Check bulls

		if ((bullNr =="0" || bullNr =="") && (bullDays != "0" && bullDays !="" ) )
		{
		hideAllErrors();	
		document.getElementById("bullNrError").style.display = "inline";		
		document.getElementById("bullNr").select();
		document.getElementById("bullNr").focus();		
		return false;	
		}		
		
		if ((bullNr !="0" && bullNr !="" ) && (bullDays =="0" || bullDays =="" ) )
		{
		hideAllErrors();	
		document.getElementById("bullDaysError").style.display = "inline";		
		document.getElementById("bullDays").select();
		document.getElementById("bullDays").focus();		
		return false;	
		}
		
		// Check Other Stock 1

		if ((oSN !="0" && oSN !="") && ( (oSD == "0" || oSD == "") || (oS == "Please select type of stock") )  )
		{
		hideAllErrors();		
		alert("A");
		document.getElementById("otherStockDaysError").style.display = "inline";
		document.getElementById("otherStockDays").select();
		document.getElementById("otherStockDays").focus();		
		return false;	
		}		
			
		if ( (oSD != "0" && oSD != "") && ( (oSN =="0" || oSN =="") || (oS == "Please select type of stock") ) )
		{
		hideAllErrors();
		alert("B");
		document.getElementById("otherStockNrError").style.display = "inline";
		document.getElementById("otherStockNr").select();
		document.getElementById("otherStockNr").focus();		
		return false;	
		}

	     // Check Other Stock 2

		if ((oSN1 !="0" && oSN1 !="") && ( (oSD1 == "0" || oSD1 == "") || (oS1 == "Please select type of stock") ) )
		{
		hideAllErrors();
		document.getElementById("otherStockDays_1Error").style.display = "inline";
		document.getElementById("otherStockDays_1").select();
		document.getElementById("otherStockDays_1").focus();		
		return false;	
		}		
			
		if ( (oSD1 != "0" && oSD1 != "")  && ( (oSN1 =="0" || oSN1 =="") || (oS1 == "Please select type of stock") ) )
		{
		hideAllErrors();	
		document.getElementById("otherStockNr_1Error").style.display = "inline";
		document.getElementById("otherStockNr_1").select();
		document.getElementById("otherStockNr_1").focus();		
		return false;	
		}				
		return true;
		}
		
		function hideAllErrors(){
		document.getElementById("dateError").style.display = "none";
		document.getElementById("irrigError").style.display = "none";
		document.getElementById("dryError").style.display = "none";
		document.getElementById("dryCowsError").style.display = "none";
		document.getElementById("dryCowsAwayError").style.display = "none";	
		document.getElementById("rising1yoNrError").style.display = "none";	
		document.getElementById("rising1yoDaysError").style.display = "none";	
		document.getElementById("rising2yoNrError").style.display = "none";	
		document.getElementById("rising2yoDaysError").style.display = "none";	
		document.getElementById("bullNrError").style.display = "none";	
		document.getElementById("bullDaysError").style.display = "none";	
		document.getElementById("otherStockDaysError").style.display = "none";	
		document.getElementById("otherStockNrError").style.display = "none";
		document.getElementById("otherStockDays_1Error").style.display = "none";	
		document.getElementById("otherStockNr_1Error").style.display = "none";
		}

		// numbers 

function numbersonly(winObj,e) {

	var key;
	if(e && e.which){   
		key = e.which  
	} else {  
		key = e.keyCode;  
	}  
	
  	if (key) {
    		keychar = String.fromCharCode(key);
    		keychar = keychar.toLowerCase();
  		}
  
  	if ((key==null) || (key==0) || (key==8) || 
		 (key==9) || (key==13) || (key==27) )
		 return true;
		//  numbers
		else if ((("0123456789.").indexOf(keychar) > -1))
			return true;
		else
		 return false;
	}