var dtCh= "/";
var minYear=1980;
var maxYear=2020;

function textCounter(field,maxlimit) {
if (field.value.length > maxlimit)
field.value = field.value.substring(0, maxlimit);
}

function OpenComments(x)
{
	var comments = new Object()	
		comments = window.open('blogcomment.asp?blogid=' + x, 'PopUp', 
			'resizable=yes ' +
			'scrollbars=yes ' +
			'toolbar=no ' +
			'width=450 ' + 
			'height=450 ' + 
			'top=0 ' +
			'left=0' )
		comments.focus()
}

function OpenAd(URL, width, height)
{
	var ad = new Object()	
		ad = window.open(URL, 'PopUp', 
			'resizable=yes ' +
			'scrollbars=yes ' +
			'toolbar=yes ' +
			'width=' + width + ' ' +
			'height=' + height + ' ' +
			'top=0 ' +
			'left=0' )
		ad.focus()
}

function OpenInfoWindow(URL, width, height)
{
	var info = new Object()	
		info = window.open(URL, 'PopUp', 
			'resizable=no ' +
			'scrollbars=no ' +
			'toolbar=no ' +
			'width=' + width + ' ' +
			'height=' + height + ' ' +
			'top=100 ' +
			'left=100' )
		info.focus()
}


function ValidateCriteria(x)
{
	var bdate=Trim(document.frmSearch.fdate.value);
	var edate=Trim(document.frmSearch.tdate.value);
	if (bdate != "")
		{
			if (isDate(bdate)==false) return false;
		}
	
	if (edate != "")
	{
		if (isDate(edate)==false) return false;
	}
	return true;
}

function Trim(str)
{
   return RTrim(LTrim(str));
}


function RTrim(str)
{

   var whitespace = new String(" \t\n\r");

   var s = new String(str);

   if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
      var i = s.length - 1;  
      while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
         i--;
      s = s.substring(0, i+1);
   }

   return s;
}

function LTrim(str)
{
   var whitespace = new String(" \t\n\r");

   var s = new String(str);

   if (whitespace.indexOf(s.charAt(0)) != -1) {
      var j=0, i = s.length;
      while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
         j++;
      s = s.substring(j, i);
   }
   return s;
}


function Highlight(x,sClass){
	x.className=sClass;
}
function CheckDate(x){
	if (isDate(x.value)==false){
		x.focus()
		return false
	}
    return true
 }
 
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 CheckLength(b,y,iLength,sMsg){
	var bReturnValue=true;
	if (iLength>0){
		var x=y.value;
		
		if (x.length<iLength)
		{
			alert(sMsg);
			y.focus();
			bReturnValue=false;
		}
	}
	if (bReturnValue)
	{
		b.disabled=true;
		b.value='searching ...';
	}
	return bReturnValue;
}

function SelectAll(x){
	for (var i=0;i<x.length;i++){
		var e = x.elements[i];
		e.checked = true;
	}
}

function DeselectAll(x){
	for (var i=0;i<x.length;i++){
		var e = x.elements[i];
    		e.checked = false;
	}
}

function GetCheckedList(x){
	var sList='';
	for (var i=0;i<x.length;i++){
		var e = x.elements[i];
    	if (e.checked && e.type=='checkbox')
		{
			sList += e.id + ',';
		}
	}
	if (sList.length > 0){
		sList = sList.substring(0,sList.length-1);
	}
	return sList;
}

function urlencode(strText) {                             

	var isObj;

	var trimReg;

	if( typeof(strText) == "string" ) {
		if( strText != null ) {
			trimReg = /(^\s+)|(\s+$)/g;
			strText = strText.replace( trimReg, '');
			for(i=32;i<256;i++) {               
				strText = strText.replace(String.fromCharCode(i),escape(String.fromCharCode(i)));                                                                 
			}
	
		}
	}          
	return strText;
}

function ChangeToFocus(x)
{
	x.style.color='red';
	x.style.cursor='hand';
	x.style.fontsize='14 pt';
}
	
function ChangeToNormal(x)
{
	x.style.color='white';
}
	
function getbrowserwidth()
{
	if (navigator.userAgent.indexOf("MSIE") > 0)
	{
		return(document.body.clientWidth);
	}
	else
	{
			return window.outerWidth;
	}
}

function getbrowserheight()
{
	if (navigator.userAgent.indexOf("MSIE") > 0)
		{
			return(document.body.clientHeight);
		} 
		else
		{
				return(window.outerHeight);
		}
}
var popup = new Object()
function CenterPopup(URL, width, height)


	{
		// get center of browser window
		var X = getbrowserwidth() / 2
		var Y = getbrowserheight() / 2
		
		popup = window.open(URL, 'PopUp', 
			'resizable=yes ' +
			'scrollbars=yes ' +
			'toolbar=yes ' +
			'width=' + width + ' ' +
			'height=' + height + ' ' +
			'top=' + (window.screenTop + (Y - (height/2))) + ' ' +
			'left=' + (window.screenLeft + (X - (width/2)))
			)
		
		popup.focus()
}
		
function ShowApply(URL, width, height)


	{
		// get center of browser window
		var X = getbrowserwidth() / 2
		var Y = getbrowserheight() / 2
		
		popup = window.open(URL, 'PopUp', 
			'resizable=yes ' +
			'scrollbars=yes ' +
			'toolbar=yes ' +
			'width=' + width + ' ' +
			'height=' + height + ' ' +
			'top=' + 0 + ' ' +
			'left=' + 0
			)
		
		popup.focus()
}