// --------------------- Email Verification Function ----------------------

 function emailVerify(emailid,ctrName,title)
{

    var emailPattern = /^(([\w-]+\.)+[\w-]+|([a-zA-Z]{1}|[\w-]{2,}))@((([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])\.([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])\.([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])\.([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])){1}|([a-zA-Z]+[\w-]+\.)+[a-zA-Z]{2,4})$/;
    return emailPattern.test(emailid); 
}

// --------------------- Number Verification Function ----------------------

function numberVerify(numbervalue)
{
	if(isNaN(numbervalue))
		return(false) ;	
	else
		return(true) ;
}

// --------------------- Phone No. Verification Function ----------------------

function phoneVerify(phonevalue)
{
	valid = "0123456789-()"
	phonevalue = allTrim(phonevalue) ;
	for(i=0;i<phonevalue.length;i++)
	{
		flag = 0 ;
		for(j=0;j<valid.length;j++)
		{
			if(phonevalue.charAt(i) == valid.charAt(j))
			{
				flag = 1 ;
				break ;
			}
		}
		if(flag == 0)
			return(false) ;
	}
	return(true) ; 
}

// --------------------- Date Verification Function ----------------------

function dateVerify(datevalue)
{
	var strDate ;
	var month,day,year ;
	var datearray ;
	strDate = datevalue ;
	if(strDate.search("/") != -1 )
		datearray = strDate.split("/") ;
	else if(strDate.search("-") != -1 )
		datearray = strDate.split("-") ;
	else
		return(false) ;
	if(( datearray.length < 3 ) || ( datearray.length > 3 ) )
		return(false);
	
	m = datearray[0] ;
        d = datearray[1] ;
        y = datearray[2] ;
	if(isNaN(m))
		return(false) ;
	month = parseInt(m,10) ;
	if(isNaN(d))
		return(false) ;
	day = parseInt(d,10) ;
	if(isNaN(y))
		return(false) ;
	year = parseInt(y,10) ;
	if((day >= 1 && day <= 31) && ( month == 1 ) ||
		(day >= 1 && day <= 31) && ( month == 3 ) ||
		(day >= 1 && day <= 31) && ( month == 5 ) ||
		(day >= 1 && day <= 31) && ( month == 7 ) ||
		(day >= 1 && day <= 31) && ( month == 8 ) ||
		(day >= 1 && day <= 31) && ( month == 10 ) ||
		(day >= 1 && day <= 31) && ( month == 12 ))
	{
		if( year >= 1900 && year <= 9999 )
		{
			return(true) ;
		}
		else
			return(false) ;
	}
	else if((day >= 1 && day <= 30) && ( month == 4 ) ||
		(day >= 1 && day <= 30) && ( month == 6 ) ||
		(day >= 1 && day <= 30) && ( month == 9 ) ||
		(day >= 1 && day <= 30) && ( month == 11 ))
	{
		if( year >= 1900 && year <= 9999 )
		{
			return(true) ;
		}
		else
			return(false) ;	
	}
	else if((month == 2) && (year%4 == 0) && (day >= 1 && day <= 29))
	{
		if( year >= 1900 && year <= 9999 )
		{
			return(true) ;
		}
		else
			return(false) ;
	}
	else if((month == 2) && (day >= 1 && day <= 28))
	{
		if( year >= 1900 && year <= 9999 )
		{
			return(true) ;
		}
		else
			return(false) ;
		}
	else
		return(false) ;
}

// --------------------- Save message alert Function ----------------------

function saveRecordMsg()
{
	if(confirm("Do you wish to save this record"))
		return(true) ;
	else
		return(false) ;
}

// --------------------- Edit message alert Function ----------------------

function editRecordMsg()
{
	if(confirm("Do you wish to edit this record"))
		return(true) ;
	else
		return(false) ;
}

// --------------------- Delete message alert Function ----------------------

function deleteRecordMsg()
{
	if(confirm("Do you wish to delete this record"))
		return(true) ;
	else
		return(false) ;
}

// --------------------- Exit message alert Function ----------------------

function exitMsg()
{
	if(confirm("Do you wish to exit from this window"))
		return(true) ;
	else
		return(false) ;
}

// --------------------- Customized message alert Function ----------------------

function customizedMsg(msg)
{
	if(confirm(msg))
		return(true) ;
	else
		return(false) ;
}

// --------------------- Email Only field Function ----------------------

function  emailOnly(emailvalue,fieldname,controlName,Title)
{
	if(emailVerify(emailvalue,controlName,Title))
		return(true);
	else
	{
	    var anchrObject=getAnchorPosition(controlName); 
		anchrObject.y = anchrObject.y - 215;
		anchrObject.x = anchrObject.x - 150;
		showAlert(Title,'Please enter a valid email address.','OK',220,150,anchrObject,'','undefined');
		return(false) ;
	}
}

// --------------------- Number Only field Function ----------------------

function  numberOnly(numbervalue,fieldname)
{
	if(numberVerify(numbervalue))
		return(true);
	else
	{
		alert("The "+fieldname+" can contain numeric values only.") ;
		return(false) ;
	}
}

// --------------------- Phone Only field Function ----------------------

function  phoneOnly(phonevalue,fieldname)
{
	if(phoneVerify(phonevalue))
		return(true);
	else
	{
		alert("The "+fieldname+" can contain phone number values only.") ;
		return(false) ;
	}

}

// --------------------- Postal Code Only field Function ----------------------

function  postalCodeOnly(phonevalue,fieldname)
{
	if(phoneVerify(phonevalue))
		return(true);
	else
	{
		alert("Please enter valid "+fieldname + ".") ;
		return(false) ;
	}
}
// --------------------- Date Only field Function ----------------------

function  dateOnly(datevalue,fieldname)
{
	if(dateVerify(datevalue))
		return(true);
	else
	{
		alert("The "+fieldname+" is Invalalid Date. Please Enter Valid Date mm/dd/yyyy.") ;
		return(false) ;
	}
}

// --------------------- Triming string from left sides Function ----------------------

function leftTrim(ltrimvalue)
{
	while(ltrimvalue.charAt(0)==' ')
		ltrimvalue = ltrimvalue.substr(1,ltrimvalue.length-1);
		
	return(ltrimvalue) ;
}

// --------------------- Triming string from right sides Function ----------------------

function rightTrim(rtrimvalue)
{
	while(rtrimvalue.charAt(rtrimvalue.length-1)==' ')
		rtrimvalue = rtrimvalue.substr(0,rtrimvalue.length-1);
	
	return(rtrimvalue) ;
}


 // --------------------- Triming string from both sides Function ----------------------

function allTrim(atrimvalue)
{
	return(rightTrim(leftTrim(atrimvalue))) ;
}


 // --------------------- Character validation Function ----------------------

function validcharOnly(charvalue,fieldname,controlName,boxTitle)
{
	invalid = "~/:<>|^!;"
	charvalue = allTrim(charvalue) ;
	for(i=0;i<invalid.length;i++)
	{
		for(j=0;j<invalid.length;j++)
		{
			if(charvalue.charAt(j) ==  invalid.charAt(i))
			{
			    anchrObject=getAnchorPosition(controlName); 
			    anchrObject.y = anchrObject.y - 215;
			    anchrObject.x = anchrObject.x - 150;
			    showAlert(boxTitle,'Only valid characters are allowed in '+fieldname,'OK',300,200,anchrObject,'','undefined');
				return(false);
			}
		}
	}
	for(i=0;i<charvalue.length;i++)
	{
		if(charvalue.charAt(i) == 66 || charvalue.charAt(i) == 39)
		{
			anchrObject=getAnchorPosition(controlName); 
			anchrObject.y = anchrObject.y - 215;
			anchrObject.x = anchrObject.x - 150;
			showAlert(boxTitle,'Only valid characters are allowed in ' +fieldname,'OK',300,200,anchrObject,'','undefined');
			return(false);
		}
	}
	return(true);
}

// --------------------- Address Character validation Function ----------------------

function validAddcharOnly(charvalue,fieldname,ctrName,boxTitle)
{
	invalid = "~:<>|^!"
	charvalue = allTrim(charvalue) ;
	for(i=0;i<invalid.length;i++)
	{
		for(j=0;j<invalid.length;j++)
		{
			if(charvalue.charAt(j) ==  invalid.charAt(i))
			{
				anchrObject=getAnchorPosition(ctrName); 
			    anchrObject.y = anchrObject.y - 215;
			    anchrObject.x = anchrObject.x - 150;
			    showAlert(boxTitle,'Only valid characters are allowed in '+fieldname,'OK',300,200,anchrObject,'','undefined');
				return(false);
			}
		}
	}
	for(i=0;i<charvalue.length;i++)
	{
		if(charvalue.charAt(i) == 66 || charvalue.charAt(i) == 39)
		{
			anchrObject=getAnchorPosition(ctrName); 
		    anchrObject.y = anchrObject.y - 215;
		    anchrObject.x = anchrObject.x - 150;
		    showAlert(boxTitle,'Only valid characters are allowed in '+fieldname,'OK',300,200,anchrObject,'','undefined');
			return(false);
		}
	}
	return(true);
}
 // --------------------- Not Allowed Null Function ----------------------

function notallowedNull(charvalue,fieldname)
{
	if(allTrim(charvalue) == "")
	{
		alert("Value for "+fieldname+" is not allowed to be blank") ;
		return(false);
	}
	return(true) ;
}


 // --------------------- Money Validation Function ----------------------

function moneyOnly(moneyvalue,fieldname)
{  
	valid = "0123456789."
	moneyvalue = allTrim(moneyvalue) ;
	for(i=0;i<moneyvalue.length;i++)
	{
		flag = 0 ;
		for(j=0;j<valid.length;j++)
		{
			if(moneyvalue.charAt(i) == valid.charAt(j))
			{
				flag = 1 ;
				break ;
			}
		}
		if(flag == 0)
		{
			alert("Only Money values are allowed in " + fieldname);
			return(false) ;
		}
	}
	return(true) ; 
}


 // --------------------- Dates Comparison Function ----------------------

function compareDates(datevalue1,datevalue2)
{
	
	var strDate = datevalue1;
	var month1,day1,year1,month2,day2,year2 ;
	pos1 = strDate.search("/") ;
	if(pos1 == 2 || pos1 == 1)
	{
		m = strDate.slice(0,pos1)
		mlater = strDate.slice(pos1+1)
		
		if(isNaN(m))
			return(false) ;
		month1 = parseInt(m,10) ;
		
		pos2 = mlater.search("/") ;
		
		if(pos2 == 2 || pos1 == 1)
		{		
			d = mlater.slice(0,pos2)
			dlater = mlater.slice(pos2+1)
			
			if(isNaN(d))
				return(false) ;
			day1 = parseInt(d,10) ;
			
			y = dlater.slice(0)
			if(isNaN(y))
				return(false) ;
			year1 = parseInt(y,10) ;
		}
	}
	var strDate = datevalue2;
	pos1 = strDate.search("/") ;
	if(pos1 == 2 || pos1 == 1)
	{
		m = strDate.slice(0,pos1)
		mlater = strDate.slice(pos1+1)
		
		if(isNaN(m))
			return(false) ;
		month2 = parseInt(m,10) ;
		
		pos2 = mlater.search("/") ;
		
		if(pos2 == 2 || pos1 == 1)
		{		
			d = mlater.slice(0,pos2)
			dlater = mlater.slice(pos2+1)
			
			if(isNaN(d))
				return(false) ;
			day2 = parseInt(d,10) ;
			
			y = dlater.slice(0)
			if(isNaN(y))
				return(false) ;
			year2 = parseInt(y,10) ;
		}
	}
	if(year1 > year2)
	{
		return(datevalue1) ;
	}
	else if(year2 > year1)
	{
		return(datevalue2) ;
	}
	else if(month1 > month2)
	{
		return(datevalue1) ;
	}
	else if(month2 > month1)
	{
		return(datevalue2) ;
	}
	else if(day1 >day2)
	{
		return(datevalue1) ;
	}
	else if(day2 > day1)
	{
		return(datevalue2) ;
	}
	else
	{
		return(datevalue1) ;
	}
}
 // --------------------- Date Range restriction Function ----------------------
function daterangeVerify(date1,date2,datediff)
{
	sStartDate = date1;
	sEndDate = date2;
        DateRange = datediff; 
	bStartDateSpecified = false;
	bEndDateSpecified = false;
	startDateObj = null;
	endDateObj = null;
	if ( sStartDate.length > 0 )
	{
		bStartDateSpecified = true;
		nStartYear = parseInt(sStartDate.substring(6, 10));
		sStartMonth = sStartDate.substring(0, 2);
		if ( sStartMonth.charAt(0) == '0' )
		{
			nStartMonth = parseInt(sStartMonth.substring(1, 2));
		}
		else
		{
			nStartMonth = parseInt(sStartMonth.substring(0, 2));
		}
		sStartDay = sStartDate.substring(3, 5);
		if ( sStartDay.charAt(0) == '0' )
		{
			nStartDay = parseInt(sStartDay.substring(1, 2));
		}
		else
		{
			nStartDay = parseInt(sStartDay.substring(0, 2));
		}
		startDateObj = new Date(nStartYear, nStartMonth-1, nStartDay);
	}
	if ( sEndDate.length > 0 )
	{
		bEndDateSpecified = true;
		nEndYear = parseInt(sEndDate.substring(6, 10));
		sEndMonth = sEndDate.substring(0, 2);
		if ( sEndMonth.charAt(0) == '0' )
		{
			nEndMonth = parseInt(sEndMonth.substring(1, 2));
		}
		else
		{
			nEndMonth = parseInt(sEndMonth.substring(0, 2));
		}
		sEndDay = sEndDate.substring(3, 5);
		if ( sEndDay.charAt(0) == '0' )
		{
			nEndDay = parseInt(sEndDay.substring(1, 2));
		}
		else
		{
			nEndDay = parseInt(sEndDay.substring(0, 2));
		}
		endDateObj = new Date(nEndYear, nEndMonth-1, nEndDay);
	}
	// Only need to check the date range if both the start and end date are specified
	if ( bStartDateSpecified && bEndDateSpecified )
	{
		nDayDiff = Math.round((endDateObj.getTime() - startDateObj.getTime())/86400000);
		if ( (nDayDiff >= 0) && (nDayDiff <= DateRange) )
		{
			return true;
		}
		else if ( nDayDiff > DateRange )
		{
			alert("An invalid date range was entered.  To Date cannot be more than " + DateRange + " days ahead of From Date.");
			return false;
		}
		
	}
	return true;  
}

//--------------------------- remove all spaces in string --------------
function spacenotallowed(str)
{
	for(i=0;i<str.length;i++)
	{
		if(str.charAt(i)==' ')
			str = str.substr(1,str.length-1);
	}	
	return(str) ;
}

//----------------------- Fnction ONkey Press for Valid Numbers only -----
	function checkPhoneNos(event)
	{

		var strValidChars="0123456789-()";
		event=(objBrowser.ie)?window.event:event;
		var iChar=(objBrowser.ns4||objBrowser.ns6)?event.which:event.keyCode;
		var cChar=String.fromCharCode(iChar);
		if(!(strValidChars.indexOf(cChar)>=0 || iChar==8))
		{
			if(objBrowser.ie)
			{
				event.returnValue=false;
				return false;
			}
			else if(objBrowser.ns4 || objBrowser.ns6) return false;
		}
		else return true;
	}

	//----------------------- Fnction ONkey Press for Valid alphabets only -----
	function checkNameText(event) {
	    var strValidChars = "0123456789,;:/?+\|";
	    event = (objBrowser.ie) ? window.event : event;
	    var iChar = (objBrowser.ns4 || objBrowser.ns6) ? event.which : event.keyCode;
	    var cChar = String.fromCharCode(iChar);
	    if (!(strValidChars.indexOf(cChar) == -1 && (iChar <= 134) || (iChar == 222))) {
	        if (objBrowser.ie) {
	            event.returnValue = false;
	            return false;
	        }
	        else if (objBrowser.ns4 || objBrowser.ns6) return false;
	    }
	    else return true;
	}