function isValidControl(cntrl, msg)
{
	if(isBlank(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidControlPlant(cntrl, msg)
{
	if(isBlank(cntrl.value))
	{
		alert(msg);
		//cntrl.focus();
		return false;
	}
	else
		return true;
}

function isBlank(str)
{
	if(str == "")
		return true;
	else
		return false;
}

function isValidRadio(cntrl, msg)
{
	for (var x = 0; x < cntrl.length; x++) 
		if(cntrl[x].checked)
			return true;
	alert(msg);
	return false;
}

function isValidEmail(cntrl, msg)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if(!filter.test(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidPassword(cntrl, msg)
{
	var filter  = /^\w{6,}$/;
	if(!filter.test(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidDay(cntrl, msg)
{
	var filter  = /^(([1-9])|([12][0-9])|(3[01]))$/;
	if(!filter.test(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidTime(cntrl, msg)
{
	var filter = /^(\d{1,2}):(\d{2})(:(\d{2}))?(\s?)?$/;
	if(!filter.test(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidUrl(cntrl, msg)
{
	var filter  = /^http:/;
	if(!filter.test(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidInt(cntrl, msg)
{
	var filter  = /^\d{1,}$/;
	if(!filter.test(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidDouble(cntrl, msg)
{
	var filter  = /^\d{1,}(\.\d{1,})?$/;
	if(!filter.test(cntrl.value))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function isValidDoubleNotEmpty(cntrl, msg)
{
	var filter  = /^\d{1,}(\.\d{1,})?$/;
	if((!filter.test(cntrl.value)) && (cntrl.value!=""))
	{
		alert(msg);
		cntrl.focus();
		return false;
	}
	else
		return true;
}

function showHideCalendar(calendarID)
{
	var d = document.getElementById(calendarID);
	if(d != null);
		switch(d.style.display)
		{
			case "none":
				d.style.display = "block";
				break;
			case "block":
				d.style.display = "none";
				break;
		}
}

function isValidDate(cntrl){
	dtStr=cntrl.value;
	if (cntrl.value.length==0){return true;}
	else{
		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");
			cntrl.focus();
			return false;
		}
		if (strMonth.length<1 || month<1 || month>12){
			alert("Please enter a valid month");
			cntrl.focus();
			return false;
		}
		if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
			alert("Please enter a valid day");
			cntrl.focus();
			return false;
		}
		if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
			alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear);
			cntrl.focus();
			return false;
		}
		if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
			alert("Please enter a valid date");
			cntrl.focus();
			return false;
		}
	}
	return true;
}

/**
 * DHTML date validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */
// Declaring valid date character, minimum year and maximum year
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
}

function ComponentArt_NavBar_ChangeLook(){}