//	Trim function
	function Trim(s) {
		while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r')) 
			s = s.substring(1,s.length);
		while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r')) 
			s = s.substring(0,s.length-1);
		return s;
	}
	// Calling function when only numbers and / enters in the text box 
	function chkNumber(frm) {
		if(event.keyCode < 46 || event.keyCode>57)
		event.keyCode=0;
	}
//	Input Date checking codes starts here
	var dtCh= "/";
	var minYear=1900;
	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 between "+minYear+" and "+maxYear+".")
			return false
		}
		if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
			alert("Please enter a valid date.")
			return false
		}
	return true
	}

//	Input Date checking codes ends here

//	Populate selectbox
	function populateSelectbox(obj,value) {
		for(i = 0; i<obj.length; i++)
			if (obj[i].value.toLowerCase() == value.toLowerCase()) 
				obj[i].selected = true;
	}
	function ChangeBg(element)
    {
		element.style.background = "#FFFFFF";
		if(element.getElementsByTagName("a")[0])element.getElementsByTagName("a")[0].style.color = "#ED171F";
	}
	function RechangeBg(element)
	{
		element.style.background = "#E8EEA3";
		if(element.getElementsByTagName("a")[0])element.getElementsByTagName("a")[0].style.color = "#195CA2";

	}