// function to check all form's check box
function checkAll(checkall, form) {

  var frm = document.forms[form];
	
  for (var i=0;i<frm.elements.length;i++)
  {
    var e = frm.elements[i];
    if (e != checkall && e.type == 'checkbox')
	{
      e.checked = checkall.checked;
    }
  }
}

function showSearchTable(formname,action){
  var searchform=document.getElementById(formname);
	 var searchtable = searchform.getElementsByTagName("table")[1];
	 var  searchtablefooter= searchform.getElementsByTagName("table")[2];
	//var searchtable = wholetable.getElementsByTagName("table")[0];
	
	if(action=='hide'){
	  searchtable.style.display = 'none';
	  searchtable.style.visible = 'false';
	  searchtablefooter.style.display = 'none';
	  searchtablefooter.style.visible = 'false';
	  searchform.getElementsByTagName("img")[0].src='images/search_closed.gif';
	}
	if(action=='show'){
	 searchtable.style.display = 'block';
	  searchtable.style.visible = 'true';
	  searchtablefooter.style.display = 'block';
	  searchtablefooter.style.visible = 'true';
	  searchform.getElementsByTagName("img")[0].src='images/search_opened.gif';
	}
	
	//searchtable.getElementsByTagName("td")[0].style.width='1000px';
	
}

function showHideSearchTable(formname) {
  var searchform=document.getElementById(formname);
  var  searchtable= searchform.getElementsByTagName("table")[1];
  var  searchtablefooter= searchform.getElementsByTagName("table")[2];
	
  if(searchtable.style.display == 'block'){
    hideSearchTable(formname);
  } else {
    showSearchTable(formname);
  }
}

function showSearchTable(formname) {
  var searchform=document.getElementById(formname);
  var searchtable= searchform.getElementsByTagName("table")[1];
  var searchtablefooter= searchform.getElementsByTagName("table")[2];
	
  searchtable.style.display = 'block';
  searchtablefooter.style.display = 'block';
  searchform.getElementsByTagName("img")[0].src='images/icon_hide.gif';
}
function hideSearchTable(formname) {
  var searchform=document.getElementById(formname);
  var searchtable= searchform.getElementsByTagName("table")[1];
  var searchtablefooter= searchform.getElementsByTagName("table")[2];

  searchtable.style.display = 'none';
  searchtablefooter.style.display = 'none';
  searchform.getElementsByTagName("img")[0].src='images/icon_show.gif';
}
function clearForm(form){
  var frm = document.forms[form];
  for (var i=0;i<frm.elements.length;i++){
		var e = frm.elements[i];
		if (e.type == 'text'){
		  e.value='';
		}
		if (e.type == 'password'){
		  e.value='';
		}
		if (e.type == 'select-one'){
		  e.options[0].selected=true;
		}
	}
}
function submitDataTableForm(event,form,inputValue,scrollName){
	var keyPressedCode = event.keyCode;
	var frm = document.forms[form];
	if(keyPressedCode == 13){
		inputValue=parseInt(inputValue);
		if(isNaN(inputValue)){
			inputValue=1;
		}
		frm.elements['autoScroll'].value=getScrolling();
		frm.elements[form+':_link_hidden_'].value=form+':idx'+inputValue;
		frm.elements[form+':'+scrollName].value='idx'+inputValue;
		frm.submit();
		return false;
	}
}
function checkRadioButton(radioName, radioValue){
	var radioInput = document.getElementsByName(radioName);
	for(i=0;i<radioInput.length;i++){
		if(radioInput[i].value == radioValue){
			radioInput[i].checked=true;
			break;
		}
	}
}

var dtCh= "/";
var minYear=1900;
var maxYear=9999;

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, alertMsg){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strDay=dtStr.substring(0,pos1)
	var strMonth=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(alertMsg)
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert(alertMsg)
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert(alertMsg)
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert(alertMsg)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert(alertMsg)
		return false
	}
return true
}

function compareDate(fromDateStr, toDateStr, alertMsg){
	var daysInMonth = DaysArray(12)
	var pos1=fromDateStr.indexOf(dtCh)
	var pos2=fromDateStr.indexOf(dtCh,pos1+1)
	var strDay=fromDateStr.substring(0,pos1)
	var strMonth=fromDateStr.substring(pos1+1,pos2)
	var strYear=fromDateStr.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)
	}
	fromDateMonth=parseInt(strMonth)
	fromDateDay=parseInt(strDay)
	fromDateYear=parseInt(strYr)
	
	pos1=toDateStr.indexOf(dtCh)
	pos2=toDateStr.indexOf(dtCh,pos1+1)
	strDay=toDateStr.substring(0,pos1)
	strMonth=toDateStr.substring(pos1+1,pos2)
	strYear=toDateStr.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)
	}
	toDateMonth=parseInt(strMonth)
	toDateDay=parseInt(strDay)
	toDateYear=parseInt(strYr)
	
	if ( (fromDateYear > toDateYear) || (fromDateYear == toDateYear && fromDateMonth > toDateMonth) || (fromDateYear == toDateYear && fromDateMonth == toDateMonth && fromDateDay > toDateDay) ){
		alert(alertMsg)
		return false
	}
return true
}

function ValidateFromToDate(form,fromDate,toDate,messageAll,messageInvalid,messageCompare){
	var fromDt=document.forms[form].elements[form+':'+fromDate];
	if (fromDt.value != messageAll)
	if (isDate(fromDt.value, messageInvalid)==false){
		fromDt.focus();
		return false;
	}
	var toDt=document.forms[form].elements[form+':'+toDate];
	if (toDt.value != messageAll)
	if (isDate(toDt.value, messageInvalid)==false){
		toDt.focus();
		return false;
	}
	if ((fromDt.value != messageAll) && (toDt.value != messageAll))
	if (compareDate(fromDt.value, toDt.value, messageCompare)==false){
		toDt.focus();
		return false;
	}
    return true;
 }
 
 function ValidateFromToDateDiff(form,fromDate,toDate,daysdiff,messageAll,messageInvalid,messageCompare,messageDiff){
	var fromDt=document.forms[form].elements[form+':'+fromDate];
	if (fromDt.value != messageAll)
	if (isDate(fromDt.value, messageInvalid)==false){
		fromDt.focus();
		return false;
	}
	var toDt=document.forms[form].elements[form+':'+toDate];
	if (toDt.value != messageAll)
	if (isDate(toDt.value, messageInvalid)==false){
		toDt.focus();
		return false;
	}
	if ((fromDt.value != messageAll) && (toDt.value != messageAll))
	{
		if (compareDate(fromDt.value, toDt.value, messageCompare)==false){
			toDt.focus();
			return false;
		}
		if (compareDateDiff(fromDt.value, toDt.value, daysdiff, messageDiff)==false){
			toDt.focus();
			return false;
		}
	}
	else
	{
		alert(messageDiff)
		return false
	}
    return true;
 }
 
 function compareDateDiff(fromDateStr, toDateStr, daysdiff, alertMsg){
	var pos1=fromDateStr.indexOf(dtCh)
	var pos2=fromDateStr.indexOf(dtCh,pos1+1)
	var strDay=fromDateStr.substring(0,pos1)
	var strMonth=fromDateStr.substring(pos1+1,pos2)
	var strYear=fromDateStr.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)
	}
	fromDateMonth=parseInt(strMonth)
	fromDateDay=parseInt(strDay)
	fromDateYear=parseInt(strYr)
	
	pos1=toDateStr.indexOf(dtCh)
	pos2=toDateStr.indexOf(dtCh,pos1+1)
	strDay=toDateStr.substring(0,pos1)
	strMonth=toDateStr.substring(pos1+1,pos2)
	strYear=toDateStr.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)
	}
	toDateMonth=parseInt(strMonth)
	toDateDay=parseInt(strDay)
	toDateYear=parseInt(strYr)
	
	fromDate = new Date(fromDateYear, fromDateMonth-1, fromDateDay);
	toDate = new Date(toDateYear, toDateMonth-1, toDateDay);
	diff  = new Date();
	
	diff.setTime(Math.abs(toDate.getTime() - fromDate.getTime()));

	timediff = diff.getTime();
	
	days = Math.floor(timediff / (1000 * 60 * 60 * 24)); 
	
	if ( days > parseInt(daysdiff) ){
		alert(alertMsg)
		return false
	}
	return true
}