/***************************************************************************************/
// General functions
/***************************************************************************************/

function getEditorValue(instanceName){  
  // Get the editor instance that we want to interact with.
  var oEditor = FCKeditorAPI.GetInstance( instanceName ) ;
  // Get the editor contents as XHTML.
  return oEditor.GetXHTML( true ) ;  // "true" means you want it formatted.
}
function ConfirmDelete(name)
{ return window.confirm("Do You Want To Delete "+name );}

function MM_openBrWindow(theURL,winName,features){ 
		window.open(theURL,winName,features);
}
/////////////////////////////////////////////////////////////////////////////////////////
// Checks whether a date entered is a valid date or not.
/////////////////////////////////////////////////////////////////////////////////////////
function checkDate(ddVal, mmVal, yyVal) {
	if(ddVal <= 0 || ddVal > 31 || mmVal <= 0 || mmVal > 12 || yyVal <= 0 || yyVal.length != 4) {
		alert("Please enter a valid date");
		return false;
	}
	monthArray = new Array("January", "Febuary", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December");
	if(mmVal == 2) {
		if(yyVal % 4 == 0) {
			if(ddVal > 29) {
				alert("February " + yyVal + " has only 29 days");
				return false;
			}
		}
		else {
			if(ddVal > 28) {
				alert("February " + yyVal + " has only 28 days");
				return false;
			}
		}
	}
	else {
		if(mmVal == 4 || mmVal == 6 || mmVal == 9 || mmVal == 11) {
			if(ddVal > 30) {
				alert(monthArray[mmVal-1] + " has only 30 days");
				return false;
			}
		}
	}
	return true;
}

/////////////////////////////////////////////////////////////////////////////////////////
// Checks whether a string is a valid email address.
/////////////////////////////////////////////////////////////////////////////////////////
function checkEmail(emailString) {
	splitVal = emailString.split('@');
	
	if(splitVal.length <= 1) {
		alert("Please enter a valid email address");
		return false;
	}
	if(splitVal[0].length <= 0 || splitVal[1].length <= 0) {
		alert("Please enter a valid email address");
		return false;
	}
	
	splitDomain = splitVal[1].split('.');
	if(splitDomain.length <= 1) {
		alert("Please enter a valid email address");
		return false;
	}
	if(splitDomain[0].length <= 0 || splitDomain[1].length <= 1) {
		alert("Please enter a valid email address");
		return false;
	}
	return true;
}

/////////////////////////////////////////////////////////////////////////////////////////
// Removes the leading and trailing spaces in a strings and returns the trimmed string
/////////////////////////////////////////////////////////////////////////////////////////
function trimSpaces(stringValue) {
	// Checks the first occurance of spaces and removes them
	for(i = 0; i < stringValue.length; i++) {
		if(stringValue.charAt(i) != " ") {
			break;
		}
	}
	if(i > 0) {
		stringValue = stringValue.substring(i);
	}
	
	// Checks the last occurance of spaces and removes them
	strLength = stringValue.length - 1;
	for(i = strLength; i >= 0; i--) {
		if(stringValue.charAt(i) != " ") {
			break;
		}
	}
	if(i < strLength) {
		stringValue = stringValue.substring(0, i + 1);
	}
	
	// Returns the string after removing leading and trailing spaces.
	return stringValue;
}

/////////////////////////////////////////////////////////////////////////////////////////
// Check whether a string contain permitted characters only
/////////////////////////////////////////////////////////////////////////////////////////
function checkAllowedChars(strToCheck, allowedChars)
{
     var acLen     = allowedChars.length;
     var stcLen     = strToCheck.length;
     strToCheck     = strToCheck.toLowerCase();
     var i;
     var j;
     var rightCount = 0;
     for(i = 0; i < acLen; i++)
     {
          switch(allowedChars.charAt(i))
          {
          case 'A':
               for(j = 0; j< stcLen; j++)
               {
                    rightCount += strToCheck.charAt(j) >= 'a' && strToCheck.charAt(j) <= 'z';
               }
               break;
          case 'N':
               for(j = 0; j< stcLen; j++)
               {
                    rightCount += strToCheck.charAt(j) >= '0' && strToCheck.charAt(j) <= '9';
               }
               break;
          default:
               for(j = -1; -1 != (j = strToCheck.indexOf(allowedChars.charAt(i), j + 1)); rightCount++);
               break;
          }
     }
     if(rightCount == stcLen)
     {
          return true;
     }
     return false;
}

/////////////////////////////////////////////////////////////////////////////////////////
// Checks whether the first date argument is less than the second date argument
// Date arguments should be in the format - dd/mm/yyyy
/////////////////////////////////////////////////////////////////////////////////////////
function checkDateDifference(lowDate, highDate, comparison) {
	lowDateSplit = lowDate.split('/');
	highDateSplit = highDate.split('/');

	date1 = new Date();
	date2 = new Date();

	date1.setDate(lowDateSplit[0]);
	date1.setMonth(lowDateSplit[1] - 1);
	date1.setYear(lowDateSplit[2]);

	date2.setDate(highDateSplit[0]);
	date2.setMonth(highDateSplit[1] - 1);
	date2.setYear(highDateSplit[2]);

	if(comparison == "eq") {
		if(date1.getTime() == date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "lt") {
		if(date1.getTime() < date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "gt") {
		if(date1.getTime() > date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "le") {
		if(date1.getTime() <= date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "ge") {
		if(date1.getTime() >= date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
}

function formatCheck(dateStr) {
	dateSplit = dateStr.split("/");
	if(dateSplit.length != 3) {
		return false;
	}
	if(trimSpaces(dateSplit[0]).length <= 0 || trimSpaces(dateSplit[1]).length <= 0 || trimSpaces(dateSplit[2]).length <= 0) {
		return false;
	}
	return true;
}


//function to open in custom window
function openWindow(url,window_name,winWidth,winHeight,fscroll,position) {
	sWidth = screen.availWidth;
	sHeight = screen.availHeight;

	if(!position || position.length <= 0) {
		sLeft = (sWidth - winWidth) / 2;
		sTop = (sHeight - winHeight) / 2;
	}else if(position == 'TL') { //Top left
		sLeft = 0;
		sTop = 0;
	}else if(position == 'TR') { //Top right
		sLeft = (sWidth - winWidth) - 30;
		sTop = 0;
	}else if(position == 'BL') { //Bottom left
		sLeft = 0;
		sTop = (sHeight - winHeight) - 50;
	}else if(position == 'BR') { //Bottom left
		sLeft = (sWidth - winWidth) - 30;
		sTop = (sHeight - winHeight) - 50;
	}

	if(fscroll == '') {fscroll = 0}
	window.open(url,window_name,"width=" + winWidth + ",height=" + winHeight + ",top=" + sTop + ",left=" + sLeft + ",toolbar=0,menubar=0,status=0,scrollbars=" + fscroll + ",resizable=0");
}

//To print Current Date in the format D-Month Name-Year
function writeDate() 
{
	var monthNames = new Array ("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December");
	var dayNames = new Array ("Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday");
	var now = new Date();
	var amPm = (now.getHours() < 12) ? "am" : "pm";
	var hour = (now.getHours() > 12) ? (now.getHours() - 12) : (hour == 0) ? "12" : now.getHours();
	var min = (now.getMinutes() < 10) ? ("0" + now.getMinutes()) : (now.getMinutes());
	document.write (now.getDate()+" - "+monthNames[now.getMonth()] + " - " +now.getYear() );
}


	function moveUp(formName, elemName) {	 
	 
	frmElement = eval("document." + formName + "." + elemName);
	
	selElem = frmElement.selectedIndex;
	if(selElem < 0) {
		return;
	}else{
		if(selElem > 0) {
			prevId = frmElement.options[selElem - 1].value;
			prevName = frmElement.options[selElem - 1].text;
			
			frmElement.options[selElem - 1].value = frmElement.options[selElem].value;
			frmElement.options[selElem - 1].text = frmElement.options[selElem].text;
			frmElement.options[selElem].value = prevId;
			frmElement.options[selElem].text = prevName;
			
			frmElement.selectedIndex = selElem - 1;
		}else{
			return;
		}
	}
}

// Function to move elements down (for setting priority)
function moveDown(formName, elemName) {
	frmElement = eval("document." + formName + "." + elemName);
	selElem = frmElement.selectedIndex;
	if(selElem < 0) {
		return;
	}else{
		lastElem = frmElement.length - 1;
		if(selElem < lastElem) {
			nextId = frmElement.options[selElem + 1].value;
			nextName = frmElement.options[selElem + 1].text;
			
			frmElement.options[selElem + 1].value = frmElement.options[selElem].value;
			frmElement.options[selElem + 1].text = frmElement.options[selElem].text;
			frmElement.options[selElem].value = nextId;
			frmElement.options[selElem].text = nextName;
			
			frmElement.selectedIndex = selElem + 1;
		}else{
			return;
		}
	}
}